Merge branch 'raimo/snmp/manager-ipv4+ipv6/OTP-12108' into maint

* raimo/snmp/manager-ipv4+ipv6/OTP-12108:
  Remove debug printouts
  Fix manager backwards compat for agent addr
  Update .appup
  Update documentation
  Clean up some config warts
  Raise timeout and see if testcases stabilize
  Merge manager net_if_mt into net_if
  Clean up config error handling and negative results
  Remove decommented code and clean up diff
  Implement IPv4+IPv6 in MT manager
  Avoid test case known to fail
  Improve testcase test for IPv6 capable host
  Write manager IPv4+IPv6 test
  Rewrite manager net_if for IPv4+IPv6

15 files changed, 355 insertions, 167 deletions

diff --git a/lib/snmp/doc/src/snmp_agent_config_files.xml b/lib/snmp/doc/src/snmp_agent_config_files.xml
index 1e8e879814..1e938c0dc8 100644
--- a/lib/snmp/doc/src/snmp_agent_config_files.xml
+++ b/lib/snmp/doc/src/snmp_agent_config_files.xml
@@ -4,7 +4,7 @@
 <chapter>
   <header>
     <copyright>
-      <year>1997</year><year>2013</year>
+      <year>1997</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -102,20 +102,41 @@
 	<p><c>AgentVariable</c> is one of the variables is
 	SNMP-FRAMEWORK-MIB or one of the internal variables
 	<c>intAgentUDPPort</c>, which defines which UDP port the agent
-	listens to, or <c>intAgentIpAddress</c>, which defines the IP
-	address of the agent. </p>
+	listens to, or <c>intAgentTransports</c>, which defines the
+	transport domains and addresses of the agent. </p>
       </item>
       <item>
 	<p><c>Value</c> is the value for the variable.</p>
       </item>
     </list>
-    <p>The following example shows a <c>agent.conf</c> file: </p>
+    <p>The following example shows an <c>agent.conf</c> file: </p>
     <pre>
 {intAgentUDPPort, 4000}.
-{intAgentIpAddress,[141,213,11,24]}.
+{intAgentTransports,
+ [{transportDomainUdpIpv4, {141,213,11,24}},
+  {transportDomainUdpIpv6, {0,0,0,0,0,0,0,1}}]}.
 {snmpEngineID, "mbj's engine"}.
 {snmpEngineMaxPacketSize, 484}.
     </pre>
+    <p>The value of <c>intAgentTransports</c> is a list of
+    <c>{Domain, Addr}</c> tuples, where <c>Domain</c>
+    is either <c>transportDomainUdpIpv4</c> or <c>transportDomainUdpIpv6</c>,
+    and <c>Addr</c> is the address in the domain.
+    <c>Addr</c> can be specified either as an
+    <c>IpAddr</c> or as an <c>{IpAddr, IpPort}</c> tuple.
+    <c>IpAddr</c> is either a regular Erlang/OTP
+    <seealso marker="kernel:inet#type-ip_address"><c>ip_address()</c></seealso>
+    or a traditional SNMP integer list and <c>IpPort</c> is an integer.
+    </p>
+
+    <p>When the <c>Addr</c> value does not contain a port number,
+    the value of <c>intAgentUDPPort</c> is used.</p>
+
+    <p>The legacy and intermediate variables <c>intAgentIpAddress</c>
+    and <c>intAgentTransportDomain</c> are still supported so old
+    <c>agent.conf</c> files will work.
+    </p>
+
     <p>The value of <c>snmpEngineID</c> is a string, which for a 
     deployed agent should have a very specific structure. See
     RFC 2271/2571 for details.</p>
@@ -362,9 +383,9 @@
     SNMP-TARGET-MIB and <c>snmpTargetAddrExtTable</c> in the 
     SNMP-COMMUNITY-MIB. </p>
     <p>Each entry is a term: </p>
-    <p><c>{TargetName, Ip, Udp, Timeout, RetryCount, TagList, ParamsName, EngineId}.</c> <br></br> or <br></br> 
-<c>{TargetName, Ip, Udp, Timeout, RetryCount, TagList, ParamsName, EngineId, TMask, MaxMessageSize}.</c> <br></br> or  <br></br>
-<c>{TargetName, Domain, Ip, Udp, Timeout, RetryCount, TagList, ParamsName, EngineId, TMask, MaxMessageSize}.</c> </p>
+    <p><c>{TargetName, Domain, Addr, Timeout, RetryCount, TagList, ParamsName, EngineId}.</c>
+    <br></br> or <br></br>
+    <c>{TargetName, Domain, Addr, Timeout, RetryCount, TagList, ParamsName, EngineId, TMask, MaxMessageSize}.</c> </p>
     <list type="bulleted">
       <item>
         <p><c>TargetName</c> is a unique non-empty string. </p>
@@ -374,11 +395,14 @@
 	<c>transportDomainUdpIpv4</c> | <c>transportDomainUdpIpv6</c>. </p>
       </item>
       <item>
-        <p><c>Ip</c> is a list of four or eight integers. </p>
-      </item>
-      <item>
-        <p><c>Udp</c> is an integer. </p>
+	<p><c>Addr</c> is either an <c>IpAddr</c> or
+	an <c>{IpAddr, IpPort}</c> tuple. <c>IpAddr</c> is either
+	a regular Erlang/OTP
+	<seealso marker="kernel:inet#type-ip_address"><c>ip_address()</c></seealso>
+	or a traditional SNMP integer list, and <c>IpPort</c> is an integer.</p>
+	<p>If <c>IpPort</c> is omitted <c>162</c> is used.</p>
       </item>
+
       <item>
         <p><c>Timeout</c> is an integer. </p>
       </item>
@@ -395,13 +419,17 @@
         <p><c>EngineId</c> is a string or the atom <c>discovery</c>. </p>
       </item>
       <item>
-        <p><c>TMask</c> is a list of integer() of size 0, 
-	size 6 or size 10 (default: []). </p>
+	<p><c>TMask</c> is specified just as <c>Addr</c> or as <c>[]</c>.
+	Note in particular that using a list of 6 bytes	for IPv4
+	or 8 words plus 2 bytes for IPv6 are still valid address formats
+	so old configurations will work.</p>
       </item>
       <item>
         <p><c>MaxMessageSize</c> is an integer (default: 2048). </p>
       </item>
     </list>
+    <p>The old tuple formats with <c>Ip</c> address and <c>Udp</c>
+    port number found in old configurations still work.</p>
     <p>Note that if <c>EngineId</c> has the value <c>discovery</c>, 
     the agent cannot send
     <c>inform</c> messages to that manager until it has performed the
diff --git a/lib/snmp/doc/src/snmp_agent_netif.xml b/lib/snmp/doc/src/snmp_agent_netif.xml
index fccfc8857a..a9ce05e757 100644
--- a/lib/snmp/doc/src/snmp_agent_netif.xml
+++ b/lib/snmp/doc/src/snmp_agent_netif.xml
@@ -4,7 +4,7 @@
 <chapter>
   <header>
     <copyright>
-      <year>1997</year><year>2013</year>
+      <year>1997</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -51,7 +51,8 @@
     </p>
   <p>It is also possible to write your own Net if process. The default
     Net if process is implemented in the module <c>snmpa_net_if</c> and
-    it uses UDP as the transport protocol.
+    it uses UDP as the transport protocol i.e the transport domains
+    <c>transportDomainUdpIpv4</c> and/or <c>transportDomainUdpIpv6</c>.
     </p>
   <p>This section describes how to write a Net if process.
     </p>
@@ -70,6 +71,12 @@
     <p>The section <em>Messages</em> describes mandatory messages, which
       Net if must send and be able to receive.     
       </p>
+    <p>In this section an <c>Address</c> field is a
+    <c>{Domain, Addr}</c> tuple where <c>Domain</c> is
+    <c>transportDomainUdpIpv4</c> or <c>transportDomainUdpIpv4</c>,
+    and <c>Addr</c> is an
+    <c>{<seealso marker="kernel:inet#type-ip_address">IpAddr</seealso>,
+    IpPort}</c> tuple.</p>
 
     <section>
       <marker id="outgoing_messages"></marker>
@@ -96,10 +103,7 @@ MasterAgent ! {snmp_pdu, Vsn, Pdu, PduMS, ACMData, From, Extra}
          in use.  Normally this is returned from
         <c>snmpa_mpd:process_packet</c> (see Reference Manual).
         </item>
-        <item><c>From</c> is the source address. If UDP over IP is
-         used, this should be a 2-tuple <c>{IP, UDPport}</c>, where
-        <c>IP</c> is a 4-tuple with the IP address, and <c>UDPport</c>
-         is an integer.
+        <item><c>From</c> is the source <c>Address</c>.
         </item>
         <item><c>Extra</c> is any term the Net if process wishes to
          send to the agent. This term can be retrieved by the
@@ -127,10 +131,7 @@ Pid ! {snmp_response_received, Vsn, Pdu, From}
         </item>
         <item><c>Pdu</c> is the SNMP Pdu received
         </item>
-        <item><c>From</c> is the source address. If UDP over IP is
-         used, this should be a 2-tuple <c>{IP, UDPport}</c>, where
-        <c>IP</c> is a 4-tuple with the IP address, and <c>UDPport</c>
-         is an integer.
+        <item><c>From</c> is the source <c>Address</c>.
         </item>
       </list>
     </section>
@@ -168,10 +169,9 @@ Pid ! {snmp_response_received, Vsn, Pdu, From}
 	      (see Reference Manual). </p>
             </item>
             <item>
-	      <p><c>To</c> is the destination address. If UDP over IP
-	      is used, this should be a 2-tuple <c>{IP, UDPport}</c>,
-	      where <c>IP</c> is a 4-tuple with the IP address, and
-	      <c>UDPport</c> is an integer. </p>
+	      <p><c>To</c> is the destination <c>Address</c> that comes
+	      from the <c>From</c> field in the corresponding <c>snmp_pdu</c>
+	      message previously sent to the MasterAgent.</p>
             </item>
             <item>
 	      <p><c>Extra</c> is the term that the Net if process
@@ -230,7 +230,8 @@ Pid ! {snmp_response_received, Vsn, Pdu, From}
 	      SNMPv3, it is the context information. </p>
             </item>
             <item>
-	      <p><c>To</c> is a list of the destination addresses and
+	      <p><c>To</c> is a list of <c>{Address, SecData}</c>
+	      tuples i.e the destination addresses and
 	      their corresponding security parameters.  This value is
 	      normally sent to <c>snmpa_mpd:generate_message/4</c>. </p>
             </item>
@@ -268,7 +269,8 @@ Pid ! {snmp_response_received, Vsn, Pdu, From}
 	      SNMPv3, it is the context information. </p>
 	    </item>
 	    <item>
-	      <p><c>To</c> is a list of the destination addresses and
+	      <p><c>To</c> is a list of <c>{Address, SecData}</c>
+	      tuples i.e the destination addresses and
 	      their corresponding security parameters. This value is
 	      normally sent to <c>snmpa_mpd:generate_message/4</c>. </p>
 	    </item>
diff --git a/lib/snmp/doc/src/snmp_manager_config_files.xml b/lib/snmp/doc/src/snmp_manager_config_files.xml
index 486ef7c170..d8bd4b0f3a 100644
--- a/lib/snmp/doc/src/snmp_manager_config_files.xml
+++ b/lib/snmp/doc/src/snmp_manager_config_files.xml
@@ -4,7 +4,7 @@
 <chapter>
   <header>
     <copyright>
-      <year>2004</year><year>2013</year>
+      <year>2004</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -64,13 +64,42 @@
       <item>
         <p><c>Variable</c> is one of the following:</p>
         <list type="bulleted">
-          <item>
-            <p><c>address</c> - which defines the IP address of the 
-              manager. Default is local host.</p>
-          </item>
+	  <item>
+	    <p><c>transports</c> - which defines the transport domains
+	    and their addresses for the manager. <em>Mandatory</em>
+	    </p>
+	    <p><c>Value</c> is a list of <c>{Domain, Addr}</c> tuples
+	    or <c>Domain</c> atoms.
+	    </p>
+	    <list type="bulleted">
+	      <item>
+		<p><c>Domain</c> is one of <c>transportDomainUdpIpv4</c>
+		or <c>transportDomainUdpIpv6</c>.</p>
+	      </item>
+	      <item>
+		<p><c>Addr</c> is for the currently supported domains
+		either an <c>IpAddr</c> or an <c>{IpAddr, IpPort}</c>
+		tuple.<c>IpAddr</c> is either a regular Erlang/OTP
+		<seealso marker="kernel:inet#type-ip_address">
+		<c>ip_address()</c></seealso> or a traditional SNMP integer list
+		and <c>IpPort</c> is an integer.
+		</p>
+		<p>When <c>Addr</c> does not contain a port number,
+		the value of <c>port</c> is used.
+		</p>
+		<p>When a <c>Addr</c> is not specified i.e by
+		using only a <c>Domain</c> atom, the host's name
+		is resolved to find the IP address, and the value of
+		<c>port</c> is used.
+		</p>
+	      </item>
+	    </list>
+	  </item>
           <item>
             <p><c>port</c> - which defines which UDP port the manager uses
-              for communicating with agents. <em>Mandatory</em>.</p>
+              for communicating with agents.
+	    <em>Mandatory</em> if <c>transports</c> does not define
+	    a port number for every transport.</p>
           </item>
           <item>
             <p><c>engine_id</c> - The <c>SnmpEngineID</c> as defined in 
@@ -87,11 +116,13 @@
           </p>
       </item>
     </list>
+    <p>The legacy and intermediate variables <c>address</c> and <c>domain</c>
+    are still supported so old configurations will work.</p>
     <p>The following example shows a <c>manager.conf</c> file: 
       </p>
     <pre>
-{address,          [141,213,11,24]}.
-{port,             5000}.
+{transports,       [{transportDomainUdpIpv4, {{141,213,11,24}, 5000}},
+                    {transportDomainUdpIpv6, {{0,0,0,0,0,0,0,1}, 5000}}]}.
 {engine_id,        "mgrEngine"}.
 {max_message_size, 484}.
     </pre>
@@ -146,7 +177,7 @@
       </p>
     <p>Each entry is a tuple:
       </p>
-    <p><c>{UserId,  TargetName, Comm, Ip, Port, EngineID, Timeout,  MaxMessageSize, Version, SecModel, SecName, SecLevel}.</c></p>
+    <p><c>{UserId,  TargetName, Comm, Domain, Addr, EngineID, Timeout,  MaxMessageSize, Version, SecModel, SecName, SecLevel}.</c></p>
     <list type="bulleted">
       <item>
         <p><c>UserId</c> is the identity of the <em>manager user</em>
@@ -160,10 +191,17 @@
         <p><c>Comm</c> is the community string (string).</p>
       </item>
       <item>
-        <p><c>Ip</c> is the ip address of the agent (a list of four integers).</p>
+	<p><c>Domain</c> is the transport domain, either
+	<c>transportDomainUdpIpv4</c> or <c>transportDomainUdpIpv6</c>.</p>
       </item>
       <item>
-        <p><c>Port</c> is the port number of the agent (integer).</p>
+	<p><c>Addr</c> is the address in the transport domain,
+	either an <c>{IpAddr, IpPort}</c> tuple or a traditional SNMP
+	integer list containing port number. <c>IpAddr</c> is either
+	a regular Erlang/OTP
+	<seealso marker="kernel:inet#type-ip_address"><c>ip_address()</c></seealso>
+	or a traditional SNMP integer list not containing port number,
+	and <c>IpPort</c> is an integer.</p>
       </item>
       <item>
         <p><c>EngineID</c> is the engine-id of the agent (string).</p>
@@ -190,6 +228,9 @@
           authPriv).</p>
       </item>
     </list>
+    <p>Legacy configurations using tuples without <c>Domain</c> element,
+    as well as with all <c>TDomain</c>, <c>Ip</c> and <c>Port</c> elements
+    still work.</p>
   </section>
 
   <section>
diff --git a/lib/snmp/doc/src/snmp_manager_netif.xml b/lib/snmp/doc/src/snmp_manager_netif.xml
index 757ed32880..97cedf00c0 100644
--- a/lib/snmp/doc/src/snmp_manager_netif.xml
+++ b/lib/snmp/doc/src/snmp_manager_netif.xml
@@ -4,7 +4,7 @@
 <chapter>
   <header>
     <copyright>
-      <year>2004</year><year>2013</year>
+      <year>2004</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -50,13 +50,14 @@
 
   <p>The snmp application provides two different modules, 
   <c>snmpm_net_if</c> (the default) and <c>snmpm_net_if_mt</c>, 
-  both uses the UDP as the transport protocol. The difference 
-  between the two modules is that the latter is "multi-threaded", 
-  i.e. for each message/request a new process is created that 
-  process the message/request and then exits. </p>
+  both uses UDP as the transport protocol i.e the transport domains
+  <c>transportDomainUdpIpv4</c> and/or <c>transportDomainUdpIpv6</c>.
+  The difference between the two modules is that the latter is
+  "multi-threaded",  i.e. for each message/request a new process
+  is created that processes the message/request and then exits. </p>
 
-  <p>It is also possible to write your own Net if process, 
-  this section describes how to write a Net if processdo that.</p>
+  <p>It is also possible to write your own Net if process and
+  this section describes how to do that.</p>
 
   <section>
     <marker id="mandatory_functions"></marker>
@@ -70,11 +71,17 @@
     <p>The section <em>Messages</em> describes mandatory messages, which
       Net if must send to the manager server process.     
       </p>
+    <p>In this section a <c>Domain</c> field is the transport domain i.e
+    one of <c>transportDomainUdpIpv4</c> or <c>transportDomainUdpIpv6</c>,
+    and an <c>Addr</c> field is an
+    <c>{<seealso marker="kernel:inet#type-ip_address">IpAddr</seealso>,
+    IpPort}</c> tuple.</p>
+
     <p>Net if must send the following message when it receives an
       SNMP PDU from the network that is aimed for the MasterAgent:
       </p>
     <pre>
-Server ! {snmp_pdu, Pdu, Addr, Port}
+Server ! {snmp_pdu, Pdu, Domain, Addr}
     </pre>
     <list type="bulleted">
       <item>
@@ -82,14 +89,14 @@ Server ! {snmp_pdu, Pdu, Addr, Port}
           <c>snmp_types.hrl</c>, with the SNMP request.</p>
       </item>
       <item>
-        <p><c>Addr</c> is the source address. </p>
+        <p><c>Domain</c> is the source transport domain. </p>
       </item>
       <item>
-        <p><c>Port</c> is port number of the sender.</p>
+        <p><c>Addr</c> is the source address. </p>
       </item>
     </list>
     <pre>
-Server ! {snmp_trap, Trap, Addr, Port}
+Server ! {snmp_trap, Trap, Domain, Addr}
     </pre>
     <list type="bulleted">
       <item>
@@ -97,14 +104,14 @@ Server ! {snmp_trap, Trap, Addr, Port}
           as defined in <c>snmp_types.hrl</c>, with the SNMP request.</p>
       </item>
       <item>
-        <p><c>Addr</c> is the source address. </p>
+        <p><c>Domain</c> is the source transport domain. </p>
       </item>
       <item>
-        <p><c>Port</c> is port number of the sender.</p>
+        <p><c>Addr</c> is the source address. </p>
       </item>
     </list>
     <pre>
-Server ! {snmp_inform, Ref, Pdu, PduMS, Addr, Port}
+Server ! {snmp_inform, Ref, Pdu, PduMS, Domain, Addr}
     </pre>
     <list type="bulleted">
       <item>
@@ -123,14 +130,14 @@ Server ! {snmp_inform, Ref, Pdu, PduMS, Addr, Port}
           <c>snmp_types.hrl</c>, with the SNMP request.</p>
       </item>
       <item>
-        <p><c>Addr</c> is the source address. </p>
+        <p><c>Domain</c> is the source transport domain. </p>
       </item>
       <item>
-        <p><c>Port</c> is port number of the sender.</p>
+        <p><c>Addr</c> is the source address. </p>
       </item>
     </list>
     <pre>
-Server ! {snmp_report, Data, Addr, Port}
+Server ! {snmp_report, Data, Domain, Addr}
     </pre>
     <list type="bulleted">
       <item>
@@ -152,10 +159,10 @@ Server ! {snmp_report, Data, Addr, Port}
         <p><c>ReasonInfo</c> is a term().</p>
       </item>
       <item>
-        <p><c>Addr</c> is the source address. </p>
+        <p><c>Domain</c> is the source transport domain. </p>
       </item>
       <item>
-        <p><c>Port</c> is port number of the sender.</p>
+        <p><c>Addr</c> is the source address. </p>
       </item>
     </list>
 
diff --git a/lib/snmp/doc/src/snmp_target_mib.xml b/lib/snmp/doc/src/snmp_target_mib.xml
index be6fa15c73..a076ff2d8e 100644
--- a/lib/snmp/doc/src/snmp_target_mib.xml
+++ b/lib/snmp/doc/src/snmp_target_mib.xml
@@ -4,7 +4,7 @@
 <erlref>
   <header>
     <copyright>
-      <year>1998</year><year>2013</year>
+      <year>1998</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -38,18 +38,18 @@
       functions for the SNMP-TARGET-MIB, 
       and functions for configuring the database. </p>
     <p>The configuration files are described in the SNMP User's Manual.</p>
+    <p>Legacy API functions <c>add_addr/10</c> that does not specify
+      transport domain, and <c>add_addr/11</c> that has got separate
+      <c>IpAddr</c> and <c>PortNumber</c> arguments still work as before
+      for backwards compatibility reasons.</p>
 
     <marker id="types"></marker>
   </description>
 
   <section>
     <title>DATA TYPES</title>
-    <code type="none"><![CDATA[
-transportDomain() = transportDomainUdpIpv4 | transportDomainUdpIpv6
-transportAddressIPv4() = [integer()], length 4
-transportAddressIPv6() = [integer()], length 8
-transportAddressMask() = [integer()], length 0 (default), 6 (IPv4) or 10 (IPv6)
-    ]]></code>
+    <p>See the <seealso marker="snmpa_conf#types">
+    data types in <c>snmpa_conf</c></seealso>.</p>
 
     <marker id="configure"></marker>
   </section>
@@ -129,20 +129,18 @@ transportAddressMask() = [integer()], length 0 (default), 6 (IPv4) or 10 (IPv6)
     </func>
 
     <func>
-      <name>add_addr(Name, Ip, Port, Timeout, Retry, TagList, Params, EngineId, TMask, MMS) -> Ret</name>
-      <name>add_addr(Name, Domain, Ip, Port, Timeout, Retry, TagList, Params, EngineId, TMask, MMS) -> Ret</name>
+      <name>add_addr(Name, Domain, Addr, Timeout, Retry, TagList, Params, EngineId, TMask, MMS) -> Ret</name>
       <fsummary>Add one target address definition</fsummary>
       <type>
         <v>Name = string()</v>
         <v>Domain = transportDomain()</v>
-        <v>Ip = transportAddressIPv4() | transportAddressIPv6() (depends on the value of Domain)</v>
-        <v>Port = integer()</v>
+	<v>Addr = transportAddress()  % Default port is 162</v>
         <v>Timeout = integer()</v>
         <v>Retry = integer()</v>
         <v>TagList = string()</v>
         <v>ParamsName = string()</v>
         <v>EngineId = string()</v>
-        <v>TMask = transportAddressMask() (depends on Domain)</v>
+        <v>TMask = transportAddressMask()  % Depends on Domain</v>
         <v>MMS = integer()</v>
         <v>Ret = {ok, Key} | {error, Reason}</v>
         <v>Key = term()</v>
diff --git a/lib/snmp/doc/src/snmpa_conf.xml b/lib/snmp/doc/src/snmpa_conf.xml
index 99a56cd601..2780cec156 100644
--- a/lib/snmp/doc/src/snmpa_conf.xml
+++ b/lib/snmp/doc/src/snmpa_conf.xml
@@ -4,7 +4,7 @@
 <erlref>
   <header>
     <copyright>
-      <year>2006</year><year>2013</year>
+      <year>2006</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -45,20 +45,56 @@
     <title>DATA TYPES</title>
     <code type="none"><![CDATA[
 transportDomain() = transportDomainUdpIpv4 | transportDomainUdpIpv6
-transportAddressIPv4() = [integer()], length 4
-transportAddressIPv6() = [integer()], length 8
-transportAddressMask() = [integer()], length 0 (default), 6 (IPv4) or 10 (IPv6)
+
+transportAddress() =
+    transportAddressIPv4() | transportAddressIPv6()
+
+transportAddressWithPort() =
+    transportAddressIPv4WithPort() | transportAddressIPv6WithPort()
+
+transportAddressWithoutPort() =
+    transportAddressIPv4WithoutPort() | transportAddressIPv6WithoutPort()
+
+transportAddressIPv4() =
+    transportAddressIPv4WithPort() | transportAddressIPv4WithoutPort()
+transportAddressIPv4WithPort =
+    {transportAddressIPv4WithoutPort(), inet:port_number()} |
+    [byte() x 4, byte() x 2]
+transportAddressIPv4WithoutPort =
+    inet:ip4_address() | [byte() x 4]
+
+transportAddressIPv6() =
+    transportAddressIPv6WithPort() | transportAddressIPv6WithoutPort()
+transportAddressIPv6WithPort =
+    {transportAddressIPv6WithoutPort(), inet:port_number()} |
+    [word() x 8, inet:port_number()] |
+    [word() x 8, byte() x 2] |
+    {byte() x 16, byte() x 2]
+transportAddressIPv6WithoutPort =
+    inet:ip6_address() | [word() x 8] | [byte() x 16]
+
+transportAddressMask() =
+    [] | transportAddressWithPort()
+
+byte() = 0..255
+word() = 0..65535
     ]]></code>
+    <p>For <c>inet:ip4_address()</c>, <c>inet:ip6_address()</c>
+    and <c>inet:port_number()</c>, see also
+    <seealso marker="kernel:inet#type-ip_address">
+    <c>inet:ip_address()</c></seealso></p>
 
     <marker id="agent_entry"></marker>
   </section>
 
+
+
   <funcs>
     <func>
       <name>agent_entry(Tag, Val) -> agent_entry()</name>
       <fsummary>Create an agent entry</fsummary>
       <type>
-        <v>Tag = intAgentIpAddress | intAgentUDPPort | intAgentMaxPacketSize | snmpEngineMaxMessageSize | snmpEngineID</v>
+        <v>Tag = intAgentTransports | intAgentUDPPort | intAgentMaxPacketSize | snmpEngineMaxMessageSize | snmpEngineID</v>
         <v>Val = term()</v>
         <v>agent_entry() = term()</v>
       </type>
@@ -390,17 +426,15 @@ transportAddressMask() = [integer()], length 0 (default), 6 (IPv4) or 10 (IPv6)
     </func>
 
     <func>
-      <name>target_addr_entry(Name, Ip, TagList, ParamsName, EngineId) -> target_addr_entry()</name>
-      <name>target_addr_entry(Name, Ip, TagList, ParamsName, EngineId, TMask) -> target_addr_entry()</name>
-      <name>target_addr_entry(Name, Ip, Udp, TagList, ParamsName, EngineId, TMask, MaxMessageSize) -> target_addr_entry()</name>
-      <name>target_addr_entry(Name, Ip, Udp, Timeout, RetryCount, TagList, ParamsName, EngineId, TMask, MaxMessageSize) -> target_addr_entry()</name>
-      <name>target_addr_entry(Name, Domain, Ip, Udp, Timeout, RetryCount, TagList, ParamsName, EngineId, TMask, MaxMessageSize) -> target_addr_entry()</name>
+      <name>target_addr_entry(Name, Domain, Addr, TagList, ParamsName, EngineId) -> target_addr_entry()</name>
+      <name>target_addr_entry(Name, Domain, Addr, TagList, ParamsName, EngineId, TMask) -> target_addr_entry()</name>
+      <name>target_addr_entry(Name, Domain, Addr, TagList, ParamsName, EngineId, TMask, MaxMessageSize) -> target_addr_entry()</name>
+      <name>target_addr_entry(Name, Domain, Addr, Timeout, RetryCount, TagList, ParamsName, EngineId, TMask, MaxMessageSize) -> target_addr_entry()</name>
       <fsummary>Create an target_addr entry</fsummary>
       <type>
         <v>Name = string()</v>
         <v>Domain = transportDomain()</v>
-        <v>Ip = transportAddressIPv4() | transportAddressIPv6() (depends on Domain)</v>
-        <v>Udp = integer()</v>
+        <v>Ip = transportAddress() (depends on Domain)</v>
         <v>Timeout = integer()</v>
         <v>RetryCount = integer()</v>
         <v>TagList = string()</v>
@@ -414,12 +448,12 @@ transportAddressMask() = [integer()], length 0 (default), 6 (IPv4) or 10 (IPv6)
         <p>Create an entry for the agent target_addr config file, 
           <c>target_addr.conf</c>. </p>
         <p><c>Name</c> must be a <em>non-empty</em> string. </p>
-        <p><c>target_addr_entry/5</c> translates to the following call:
-          <c>target_addr_entry(Name, Ip, TagList, ParamsName, EngineId)</c>. </p>
         <p><c>target_addr_entry/6</c> translates to the following call:
-          <c>target_addr_entry(Name, Ip, 162, TagList, ParamsName, EngineId, TMask, 2048)</c>. </p>
+          <c>target_addr_entry(Name, Domain, Addr, TagList, ParamsName, EngineId, [])</c>. </p>
+        <p><c>target_addr_entry/7</c> translates to the following call:
+          <c>target_addr_entry(Name, Domain, Addr, TagList, ParamsName, EngineId, TMask, 2048)</c>. </p>
         <p><c>target_addr_entry/8</c> translates to the following call:
-          <c>target_addr_entry(Name, Ip, Udp, 1500, 3, TagList, ParamsName, EngineId, TMask, MaxMessageSize)</c>. </p>
+          <c>target_addr_entry(Name, Domain, Addr, 1500, 3, TagList, ParamsName, EngineId, TMask, MaxMessageSize)</c>. </p>
         <p>See 
           <seealso marker="snmp_agent_config_files#target_addr">Target Address Definitions</seealso> 
           for more info. </p>
diff --git a/lib/snmp/doc/src/snmpa_mpd.xml b/lib/snmp/doc/src/snmpa_mpd.xml
index c5ab0a0520..518100d30c 100644
--- a/lib/snmp/doc/src/snmpa_mpd.xml
+++ b/lib/snmp/doc/src/snmpa_mpd.xml
@@ -4,7 +4,7 @@
 <erlref>
   <header>
     <copyright>
-      <year>1999</year><year>2013</year>
+      <year>1999</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -43,6 +43,12 @@
     <marker id="init"></marker>
   </description>
 
+  <section>
+    <title>DATA TYPES</title>
+    <p>See the <seealso marker="snmpa_conf#types">
+    data types in <c>snmpa_conf</c></seealso>.</p>
+  </section>
+
   <funcs>
     <func>
       <name>init(Vsns) -> mpd_state()</name>
@@ -63,16 +69,17 @@
     </func>
 
     <func>
-      <name>process_packet(Packet, TDomain, TAddress, State, NoteStore, Log) -> {ok, Vsn, Pdu, PduMS, ACMData} | {discarded, Reason} | {discovery, DiscoPacket}</name>
-      <name>process_packet(Packet, TDomain, TAddress, LocalEngineID, State, NoteStore, Log) -> {ok, Vsn, Pdu, PduMS, ACMData} | {discarded, Reason} | {discovery, DiscoPacket}</name>
+      <name>process_packet(Packet, From, State, NoteStore, Log) -> {ok, Vsn, Pdu, PduMS, ACMData} | {discarded, Reason} | {discovery, DiscoPacket}</name>
+      <name>process_packet(Packet, From, LocalEngineID, State, NoteStore, Log) -> {ok, Vsn, Pdu, PduMS, ACMData} | {discarded, Reason} | {discovery, DiscoPacket}</name>
       <fsummary>Process a packet received from the network</fsummary>
       <type>
         <v>Packet = binary()</v>
-        <v>TDomain = snmpUDPDomain</v>
-        <v>TAddress = {Ip, Udp}</v>
+	<v>From = {TDomain, TAddr}</v>
+        <v>TDomain = transportDomainUdpIpv4 | transportDomainUdpIpv6</v>
+        <v>TAddr = {IpAddr, IpPort}</v>
         <v>LocalEngineID = string()</v>
-        <v>Ip = {integer(), integer(), integer(), integer()}</v>
-        <v>Udp = integer()</v>
+        <v>IpAddr = <seealso marker="kernel:inet#type-ip_address">inet:ip_address()</seealso></v>
+        <v>IpPort = inet:port_number()</v>
         <v>State = mpd_state()</v>
         <v>NoteStore = pid()</v>
         <v>Log = snmp_log()</v>
@@ -85,7 +92,7 @@
       </type>
       <desc>
         <p>Processes an incoming packet.  Performs authentication and 
-          decryption as necessary.  The return values should be passed the
+          decryption as necessary.  The return values should be passed to the
           agent.</p>
 
         <note>
@@ -150,14 +157,20 @@
           network.
           </p>
         <p><c>MsgData</c> is the message specific data used in
-          the SNMP message.  This value is received in a <c>send_pdu</c>
-          or <c>send_pdu_req</c> message from the agent.  In SNMPv1 and
+          the SNMP message.  This value is received in a
+	  <seealso marker="snmp_agent_netif#im_send_pdu"><c>send_pdu</c></seealso>
+          or
+	  <seealso marker="snmp_agent_netif#im_send_pdu_req">
+	  <c>send_pdu_req</c></seealso>
+	  message from the agent.  In SNMPv1 and
           SNMPv2c, this message data is the community string.  In
-          SNMPv3, it is the context information.
-          <c>To</c> is a list of the destination addresses and
+          SNMPv3, it is the context information.</p>
+	<p>
+          <c>To</c> is a list of destination addresses and
           their corresponding security parameters.  This value is
-          also received from the requests mentioned above.
-          </p>
+          received in the same message from the agent and then transformed
+	  trough <seealso marker="#process_taddrs"><c>process_taddrs</c></seealso>
+	  before passed to this function.</p>
 
         <note>
           <p>Note that the use of the LocalEngineID argument is only intended 
@@ -166,6 +179,32 @@
             (see SNMP-FRAMEWORK-MIB). </p>
 	</note>
 
+        <marker id="process_taddrs"></marker>
+      </desc>
+    </func>
+
+    <func>
+      <name>process_taddrs(TDests) -> Dests</name>
+      <fsummary>Transform addresses from internal MIB format to a less internal
+      </fsummary>
+      <type>
+	<v>TDests = [TDest]</v>
+	<v>TDest = {{TDomain, TAddr}, SecData} | {TDomain, TAddr}</v>
+	<v>TDomain = term()  % Not at tuple</v>
+	<v>TAddr = term()</v>
+	<v>SecData = term()</v>
+	<v>Dests = [Dest]</v>
+	<v>Dest = {{Domain, Addr}, SecData} | {Domain, Addr}</v>
+	<v>Domain = transportDomain()</v>
+	<v>Addr = transportAddress()  % Depends on Domain</v>
+      </type>
+      <desc>
+	<p>Transforms addresses from internal MIB format to one
+	more useful to <seealso marker="snmp_agent_netif">Agent Net if</seealso>.
+	</p>
+	<p>See also <seealso marker="#generate_msg"><c>generate_msg</c>.</seealso>
+	</p>
+
         <marker id="discarded_pdu"></marker>
       </desc>
     </func>
diff --git a/lib/snmp/doc/src/snmpa_network_interface_filter.xml b/lib/snmp/doc/src/snmpa_network_interface_filter.xml
index e08a26ed92..eb640e1bc3 100644
--- a/lib/snmp/doc/src/snmpa_network_interface_filter.xml
+++ b/lib/snmp/doc/src/snmpa_network_interface_filter.xml
@@ -4,7 +4,7 @@
 <erlref>
   <header>
     <copyright>
-      <year>2007</year><year>2013</year>
+      <year>2007</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -58,10 +58,10 @@
       on two levels: </p>
     <list type="bulleted">
       <item>
-        <p>The first level is at the UDP entry / exit point, i.e. 
-          immediately after the receipt of the message, before any message 
+        <p>The first level is at the transport entry / exit point, i.e.
+          immediately after the receipt of the message before any message
           processing is done (accept_recv) and 
-          immediately before sending the message, after all message 
+          immediately before sending the message after all message
           processing is done (accept_send).</p>
       </item>
       <item>
@@ -78,6 +78,12 @@
       <seealso marker="snmp_app#configuration_params">req_limit</seealso> and 
       the function 
       <seealso marker="snmpa#register_notification_filter">register_notification_filter</seealso>. </p>
+    <p>Legacy network interface filter modules used arguments on the form
+      <c>(IpAddr, PortNumber,...)</c> instead of
+      <c>(Domain, Addr, ...)</c>, and if the SNMP agent is run without
+      changing the configuration to use transport domains
+      the network interface filter will still get
+      the old arguments and work as before.</p>
   </description>
 
   <section>
@@ -88,15 +94,17 @@ pdu_type() = 'get-request' | 'get-next-request' | 'get-response' |
              'set-request' | trap | 'get-bulk-request' | 'inform-request' | 
              report
     </code>
+    <p>See also the <seealso marker="snmpa_conf#types">
+    data types in <c>snmpa_conf</c></seealso>.</p>
     <marker id="accept_recv"></marker>
   </section>
   <funcs>
     <func>
-      <name>accept_recv(Ip, Port) -> boolean()</name>
+      <name>accept_recv(Domain, Addr) -> boolean()</name>
       <fsummary>Shall the received message be accepted</fsummary>
       <type>
-        <v>Ip = ip_address()</v>
-        <v>Port = port()</v>
+	<v>Domain = transportDomain()</v>
+	<v>Addr = transportAddressWithPort()</v>
       </type>
       <desc>
         <p>Called at the reception of a message (before <em>any</em> processing 
@@ -107,11 +115,11 @@ pdu_type() = 'get-request' | 'get-next-request' | 'get-response' |
       </desc>
     </func>
     <func>
-      <name>accept_send(Ip, Port) -> boolean()</name>
+      <name>accept_send(Domain, Addr) -> boolean()</name>
       <fsummary>Shall the message be sent</fsummary>
       <type>
-        <v>Ip = ip_address()</v>
-        <v>Port = port()</v>
+	<v>Domain = transportDomain()</v>
+	<v>Addr = transportAddressWithPort()</v>
       </type>
       <desc>
         <p>Called before the sending of a message (after <em>all</em> processing 
@@ -122,11 +130,11 @@ pdu_type() = 'get-request' | 'get-next-request' | 'get-response' |
       </desc>
     </func>
     <func>
-      <name>accept_recv_pdu(Ip, Port, PduType) -> boolean()</name>
+      <name>accept_recv_pdu(Domain, Addr, PduType) -> boolean()</name>
       <fsummary>Shall the received pdu be accepted</fsummary>
       <type>
-        <v>Ip = ip_address()</v>
-        <v>Port = port()</v>
+	<v>Domain = transportDomain()</v>
+	<v>Addr = transportAddressWithPort()</v>
         <v>PduType = pdu_type()</v>
       </type>
       <desc>
@@ -144,7 +152,9 @@ pdu_type() = 'get-request' | 'get-next-request' | 'get-response' |
       <type>
         <v>Targets = targets()</v>
         <v>targets() = [target()]</v>
-        <v>target() = {ip_address(), port()}</v>
+        <v>target() = {Domain, Addr}</v>
+	<v>Domain = transportDomain()</v>
+	<v>Addr = transportAddressWithPort()</v>
         <v>PduType = pdu_type() > 0</v>
         <v>Reply = boolean() | NewTargets</v>
         <v>NewTargets = targets()</v>
@@ -155,7 +165,7 @@ pdu_type() = 'get-request' | 'get-next-request' | 'get-response' |
         <p>For the message to be discarded all together, the function 
           <em>must</em> return <em>false</em>. </p>
         <p>Note that it is possible for this function to filter out targets
-          (but <em>not</em> add its own) by returning an updated
+          (but <em>not</em> to add its own) by returning an updated
           <c>Targets</c> list (<c>NewTargets</c>). </p>
       </desc>
     </func>
diff --git a/lib/snmp/doc/src/snmpa_notification_delivery_info_receiver.xml b/lib/snmp/doc/src/snmpa_notification_delivery_info_receiver.xml
index aff71688b6..814f02a14c 100644
--- a/lib/snmp/doc/src/snmpa_notification_delivery_info_receiver.xml
+++ b/lib/snmp/doc/src/snmpa_notification_delivery_info_receiver.xml
@@ -5,7 +5,7 @@
   <header>
     <copyright>
       <year>2008</year>
-      <year>2013</year>
+      <year>2014</year>
       <holder>Ericsson AB, All Rights Reserved</holder>
     </copyright>
     <legalnotice>
@@ -45,22 +45,30 @@
       must export the following functions: </p>
     <list type="bulleted">
       <item>
-        <p><seealso marker="#delivery_targets">delivery_targets/3</seealso></p>
+        <p><seealso marker="#delivery_targets/3">delivery_targets/3</seealso></p>
       </item>
       <item>
-        <p><seealso marker="#delivery_info">delivery_info/4</seealso></p>
+        <p><seealso marker="#delivery_info/4">delivery_info/4</seealso></p>
       </item>
     </list>
     <p>The semantics of them and their exact signatures are explained
       below. </p>
 
+    <p>Legacy notification delivery information receiver modules
+      used a target argument on the form
+      <c>{IpAddr, PortNumber}</c> instead of
+      <c>{Domain, Addr}</c>, and if the SNMP Agent is run without
+      changing the configuration to use transport domains
+      the notification delivery information receiver will still get
+      the old arguments and work as before.</p>
+
   </description>
 
   <section>
     <title>DATA TYPES</title>
-    <code type="none"><![CDATA[
-address() = A 4-tuple
-    ]]></code>
+    <p>See the <seealso marker="snmpa_conf#types">
+    data types in <c>snmpa_conf</c></seealso>.</p>
+    <marker id="accept_recv"></marker>
 
      <marker id="delivery_targets"></marker>
   </section>
@@ -71,10 +79,8 @@ address() = A 4-tuple
       <fsummary>Inform about target addresses</fsummary>
       <type>
         <v>Tag = term()</v>
-        <v>Targets = [target()]</v>
-        <v>target() = {Address, Port}</v>
-        <v>Address = address()</v>
-        <v>Port = integer()</v>
+        <v>Targets = [Target]</v>
+        <v>Target = {transportDomain(), transportAddressWithPort()</v>
         <v>Extra = term()</v>
       </type>
       <desc>
@@ -94,10 +100,8 @@ address() = A 4-tuple
       <fsummary>Inform about delivery result</fsummary>
       <type>
         <v>Tag = term()</v>
-        <v>Target = target()</v>
-        <v>target() = {Address, Port}</v>
-        <v>Address = address()</v>
-        <v>Port = integer()</v>
+        <v>Targets = [Target]</v>
+        <v>Target = {transportDomain(), transportAddressWithPort()</v>
         <v>DeliveryResult = delivery_result()</v>
         <v>delivery_result() = no_response | got_response</v>
         <v>Extra = term()</v>
diff --git a/lib/snmp/doc/src/snmpm.xml b/lib/snmp/doc/src/snmpm.xml
index dc8226bb87..ff90e49968 100644
--- a/lib/snmp/doc/src/snmpm.xml
+++ b/lib/snmp/doc/src/snmpm.xml
@@ -4,7 +4,7 @@
 <erlref>
   <header>
     <copyright>
-      <year>2004</year><year>2013</year>
+      <year>2004</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -69,6 +69,9 @@ sec_name() = string()
 sec_level() = noAuthNoPriv | authNoPriv | authPriv
 ]]></code>
 
+    <p>See also the <seealso marker="snmpa_conf#types">
+    data types in <c>snmpa_conf</c></seealso>.</p>
+
     <marker id="monitor"></marker>
   </section>
   <funcs>
@@ -300,9 +303,9 @@ sec_level = noAuthNoPriv | authNoPriv | authPriv
 	<p>The type of <c>Val</c> depends on <c>Item</c>: </p>
 <code type="none"><![CDATA[
 [mandatory] engine_id = string()
-[mandatory] address = ip_address()
-[optional]  port = integer()
-[optional]  tdomain = transportDomainUdpIpv4 | transportDomainUdpIpv6
+[mandatory] tadress = transportAddress()  % Depends on tdomain
+[optional]  port = inet:port_number()
+[optional]  tdomain = transportDomain()
 [optional]  community = string()
 [optional]  timeout = integer() | snmp_timer()
 [optional]  max_message_size = integer()
@@ -313,7 +316,8 @@ sec_level = noAuthNoPriv | authNoPriv | authPriv
 ]]></code>
         <p>Note that if no <c>tdomain</c> is given, the default value,
 	<c>transportDomainUdpIpv4</c>, is used.</p>
-        <p>Note that if no <c>port</c> is given, the default value is used.</p>
+        <p>Note that if no <c>port</c> is given and if <c>taddress</c> does not
+	contain a port number, the default value is used.</p>
 
         <marker id="unregister_agent"></marker>
       </desc>
diff --git a/lib/snmp/doc/src/snmpm_conf.xml b/lib/snmp/doc/src/snmpm_conf.xml
index 0cc9ff3379..8635fb705b 100644
--- a/lib/snmp/doc/src/snmpm_conf.xml
+++ b/lib/snmp/doc/src/snmpm_conf.xml
@@ -4,7 +4,7 @@
 <erlref>
   <header>
     <copyright>
-      <year>2006</year><year>2013</year>
+      <year>2006</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -195,14 +195,14 @@
       </desc>
     </func>
     <func>
-      <name>agents_entry(UserId, TargetName, Comm, Ip, Port, EngineID, Timeout, MaxMessageSize, Version, SecModel, SecName, SecLevel) -> agents_entry()</name>
+      <name>agents_entry(UserId, TargetName, Comm, Domain, Addr, EngineID, Timeout, MaxMessageSize, Version, SecModel, SecName, SecLevel) -> agents_entry()</name>
       <fsummary>Create an agents entry</fsummary>
       <type>
         <v>UserId = term()</v>
         <v>TargetName = string()</v>
         <v>Comm = string()</v>
-        <v>Ip = string()</v>
-        <v>Port = integer()</v>
+	<v>Domain = transportDomain()</v>
+	<v>Addr = transportAddress()</v>
         <v>EngineID = string()</v>
         <v>Timeout = integer()</v>
         <v>MaxMessageSize = integer()</v>
diff --git a/lib/snmp/doc/src/snmpm_mpd.xml b/lib/snmp/doc/src/snmpm_mpd.xml
index ad72fd7bc0..c23b2b6833 100644
--- a/lib/snmp/doc/src/snmpm_mpd.xml
+++ b/lib/snmp/doc/src/snmpm_mpd.xml
@@ -4,7 +4,7 @@
 <erlref>
   <header>
     <copyright>
-      <year>2004</year><year>2013</year>
+      <year>2004</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -39,7 +39,12 @@
       It is supposed to be used from a Network Interface process 
       (<seealso marker="snmp_manager_netif">Definition of Manager Net if</seealso>).
       </p>
+
+    <p>Legacy API function <c>process_msg/7</c> that has got separate
+      <c>IpAddr</c> and <c>PortNumber</c> arguments still works as before
+      for backwards compatibility reasons.</p>
   </description>
+
   <funcs>
     <func>
       <name>init_mpd(Vsns) -> mpd_state()</name>
@@ -58,13 +63,12 @@
       </desc>
     </func>
     <func>
-      <name>process_msg(Msg, TDomain, Addr, Port, State, NoteStore, Logger) -> {ok, Vsn, Pdu, PduMS, MsgData} | {discarded, Reason}</name>
+      <name>process_msg(Msg, Domain, Addr, State, NoteStore, Logger) -> {ok, Vsn, Pdu, PduMS, MsgData} | {discarded, Reason}</name>
       <fsummary>Process a message received from the network</fsummary>
       <type>
         <v>Msg = binary()</v>
-        <v>TDomain = snmpUDPDomain</v>
-        <v>Addr = {integer(), integer(), integer(), integer()}</v>
-        <v>Port = integer()</v>
+        <v>Domain = transportDomainUdpIpv4 | transportDomainUdpIpv6</v>
+	<v>Addr = {<seealso marker="kernel:inet#type-ip_address">inet:ip_address(), inet:port_number()</seealso>} </v>
         <v>State = mpd_state()</v>
         <v>NoteStore = pid()</v>
         <v>Logger = function()</v>
diff --git a/lib/snmp/doc/src/snmpm_network_interface.xml b/lib/snmp/doc/src/snmpm_network_interface.xml
index 6cf7bd6ed7..bea6b46dc7 100644
--- a/lib/snmp/doc/src/snmpm_network_interface.xml
+++ b/lib/snmp/doc/src/snmpm_network_interface.xml
@@ -4,7 +4,7 @@
 <erlref>
   <header>
     <copyright>
-      <year>2004</year><year>2013</year>
+      <year>2004</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -69,6 +69,10 @@
     <p>The semantics of them and their exact signatures are explained
       below. </p>
 
+    <p>Legacy API function <c>send_pdu/7</c> that has got separate
+      <c>IpAddr</c> and <c>PortNumber</c> arguments still works as before
+      for backwards compatibility reasons.</p>
+
     <marker id="start_link"></marker>
   </description>
 
@@ -103,15 +107,15 @@
     </func>
 
     <func>
-      <name>send_pdu(Pid, Pdu, Vsn, MsgData, Addr, Port, ExtraInfo) -> void()</name>
+      <name>send_pdu(Pid, Pdu, Vsn, MsgData, Domain, Addr, ExtraInfo) -> void()</name>
       <fsummary>Request the network interface process to send this pdu</fsummary>
       <type>
         <v>Pid = pid()</v>
         <v>Pdu = pdu()</v>
         <v>Vsn = 'version-1' | 'version-2' | 'version-3'</v>
         <v>MsgData = term()</v>
-        <v>Addr = address()</v>
-        <v>Port = integer()</v>
+        <v>Domain = transportDomainUdpIpv4 | transportDomainUdpIpv6</v>
+	<v>Addr = {<seealso marker="kernel:inet#type-ip_address">inet:ip_address(), inet:port_number()</seealso>} </v>
         <v>ExtraInfo = term()</v>
       </type>
       <desc>
diff --git a/lib/snmp/doc/src/snmpm_network_interface_filter.xml b/lib/snmp/doc/src/snmpm_network_interface_filter.xml
index f0526269b3..1ef4f29c0f 100644
--- a/lib/snmp/doc/src/snmpm_network_interface_filter.xml
+++ b/lib/snmp/doc/src/snmpm_network_interface_filter.xml
@@ -4,7 +4,7 @@
 <erlref>
   <header>
     <copyright>
-      <year>2007</year><year>2013</year>
+      <year>2007</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -76,6 +76,12 @@
     The default filter accepts all messages.</p>
     <p>A network interface filter can e.g. be used during testing or for load 
     regulation. </p>
+    <p>Legacy network interface filter modules used arguments on the form
+      <c>(IpAddr, PortNumber,...)</c> instead of
+      <c>(Domain, Addr, ...)</c>, and if the SNMP manager is run without
+      changing the configuration to use transport domains
+      the network interface filter will still get
+      the old arguments and work as before.</p>
   </description>
 
   <section>
@@ -86,16 +92,18 @@ pdu_type() = 'get-request' | 'get-next-request' | 'get-response' |
              'set-request' | trap | 'get-bulk-request' | 'inform-request' | 
              report | trappdu
     </code>
+    <p>See also the <seealso marker="snmpa_conf#types">
+    data types in <c>snmpa_conf</c></seealso>.</p>
     <marker id="accept_recv"></marker>
   </section>
 
   <funcs>
     <func>
-      <name>accept_recv(Addr, Port) -> boolean()</name>
+      <name>accept_recv(Domain, Addr) -> boolean()</name>
       <fsummary>Shall the received message be accepted</fsummary>
       <type>
-        <v>Addr = ip_address()</v>
-        <v>Port = port()</v>
+	<v>Domain = transportDomain()</v>
+	<v>Addr = transportAddressWithPort()</v>
       </type>
       <desc>
         <p>Called at the reception of a message (before <em>any</em> processing 
@@ -107,11 +115,11 @@ pdu_type() = 'get-request' | 'get-next-request' | 'get-response' |
     </func>
 
     <func>
-      <name>accept_send(Addr, Port) -> boolean()</name>
+      <name>accept_send(Domain, Addr) -> boolean()</name>
       <fsummary>Shall the message be sent</fsummary>
       <type>
-        <v>Addr = ip_address()</v>
-        <v>Port = port()</v>
+	<v>Domain = transportDomain()</v>
+	<v>Addr = transportAddressWithPort()</v>
       </type>
       <desc>
         <p>Called before the sending of a message (after <em>all</em> processing 
@@ -123,11 +131,11 @@ pdu_type() = 'get-request' | 'get-next-request' | 'get-response' |
     </func>
 
     <func>
-      <name>accept_recv_pdu(Addr, Port, PduType) -> boolean()</name>
+      <name>accept_recv_pdu(Domain, Addr, PduType) -> boolean()</name>
       <fsummary>Shall the received pdu be accepted</fsummary>
       <type>
-        <v>Addr = ip_address()</v>
-        <v>Port = port()</v>
+	<v>Domain = transportDomain()</v>
+	<v>Addr = transportAddressWithPort()</v>
         <v>PduType = pdu_type()</v>
       </type>
       <desc>
@@ -141,11 +149,11 @@ pdu_type() = 'get-request' | 'get-next-request' | 'get-response' |
     </func>
 
     <func>
-      <name>accept_send_pdu(Addr, Port, PduType) -> boolean()</name>
+      <name>accept_send_pdu(Domain, Addr, PduType) -> boolean()</name>
       <fsummary>Shall the pdu be sent</fsummary>
       <type>
-        <v>Addr = ip_address()</v>
-        <v>Port = port()</v>
+	<v>Domain = transportDomain()</v>
+	<v>Addr = transportAddressWithPort()</v>
         <v>PduType = pdu_type() > 0</v>
       </type>
       <desc>
diff --git a/lib/snmp/doc/src/snmpm_user.xml b/lib/snmp/doc/src/snmpm_user.xml
index 6f412d90f8..a4492839cd 100644
--- a/lib/snmp/doc/src/snmpm_user.xml
+++ b/lib/snmp/doc/src/snmpm_user.xml
@@ -4,7 +4,7 @@
 <erlref>
   <header>
     <copyright>
-      <year>2004</year><year>2013</year>
+      <year>2004</year><year>2014</year>
       <holder>Ericsson AB. All Rights Reserved.</holder>
     </copyright>
     <legalnotice>
@@ -63,10 +63,15 @@
     <p>The semantics of them and their exact signatures are explained
     below. </p>
     <p>Some of the function has no defined return value (<c>void()</c>), 
-    they can ofcourse return anythyng. But the functions that do have 
+    they can of course return anything. But the functions that do have
     specified return value(s) <em>must</em> adhere to this. None of the 
     functions can use exit of throw to return. </p>
 
+    <p>If the manager is not configured to use any particular
+    transport domain, the behaviour <c>handle_agent/4</c>
+    will for backwards copmpatibility reasons be called with the old
+    <c>IpAddr</c> and <c>PortNumber</c> arguments</p>
+
     <marker id="types"></marker>
   </description>
 
@@ -116,11 +121,11 @@ snmp_v1_trap_info() :: {Enteprise :: snmp:oid(),
     </func>
 
     <func>
-      <name>handle_agent(Addr, Port, Type, SnmpInfo, UserData) -> Reply</name>
+      <name>handle_agent(Domain, Addr, Type, SnmpInfo, UserData) -> Reply</name>
       <fsummary>Handle agent</fsummary>
       <type>
-        <v>Addr = ip_address()</v>
-        <v>Port = integer()</v>
+        <v>Domain = transportDomainUdpIpv4 | transportDomainUdpIpv6</v>
+	<v>Addr = {<seealso marker="kernel:inet#type-ip_address">inet:ip_address(), inet:port_number()</seealso>} </v>
         <v>Type = pdu | trap | report | inform</v>
         <v>SnmpInfo = SnmpPduInfo | SnmpTrapInfo | SnmpReportInfo | SnmpInformInfo</v>
         <v>SnmpPduInfo = snmp_gen_info()</v>