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Diffstat (limited to 'lib/snmp/doc/src/notes.xml')
| -rw-r--r-- | lib/snmp/doc/src/notes.xml | 497 |
1 files changed, 285 insertions, 212 deletions
diff --git a/lib/snmp/doc/src/notes.xml b/lib/snmp/doc/src/notes.xml index f1919a6bb1..8d48cb911d 100644 --- a/lib/snmp/doc/src/notes.xml +++ b/lib/snmp/doc/src/notes.xml @@ -4,14 +4,14 @@ <chapter> <header> <copyright> - <year>1996</year><year>2016</year> + <year>1996</year><year>2017</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at - + http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software @@ -19,7 +19,7 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. - + </legalnotice> <title>SNMP Release Notes</title> @@ -34,7 +34,88 @@ </header> - <section><title>SNMP 5.2.5</title> + <section><title>SNMP 5.2.10</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The example MIB EX1-MIB in the SNMP application has been + corrected to match its example.</p> + <p> + Own Id: OTP-14204 Aux Id: PR-1726 </p> + </item> + </list> + </section> + +</section> + +<section><title>SNMP 5.2.9</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> Removed all old unused files in the documentation. + </p> + <p> + Own Id: OTP-14475 Aux Id: ERL-409, PR-1493 </p> + </item> + </list> + </section> + +</section> + +<section><title>SNMP 5.2.8</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The <c>recbuf</c> configuration option was not propagated + correctly to the socket for the SNMP Manager.</p> + <p> + Own Id: OTP-13372 Aux Id: ERIERL-73 </p> + </item> + </list> + </section> + +</section> + +<section><title>SNMP 5.2.7</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + A bug in the SNMP MIB compiler has been fixed. An + AUGMENTS referring to a table defined later in the MIB + did not work.</p> + <p> + Own Id: OTP-13014 Aux Id: ERL-375 </p> + </item> + </list> + </section> + +</section> + +<section><title>SNMP 5.2.6</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>Internal code change: Calls to <c>catch</c> followed + by a call to <c>erlang:get_stacktrace/0</c> has been + rewritten to use <c>try</c> instead of <c>catch</c> to + make the code future-proof.</p> + <p> + Own Id: OTP-14400</p> + </item> + </list> + </section> + +</section> + +<section><title>SNMP 5.2.5</title> <section><title>Fixed Bugs and Malfunctions</title> <list> @@ -203,8 +284,8 @@ <list type="bulleted"> <item> <p>[compiler] Refinement of type Opaque was not allowed. </p> - <p>MIB constructs such as '<c>SYNTAX Opaque (SIZE(0..65535))</c>' - was previously not allowed, + <p>MIB constructs such as '<c>SYNTAX Opaque (SIZE(0..65535))</c>' + was previously not allowed, see the standard <c>ALARM-MIB</c> for eaxmple. </p> <p>Own Id: OTP-12066</p> <p>Aux Id: Seq 12669</p> @@ -221,8 +302,8 @@ <!-- <list type="bulleted"> <item> - <p>[agent] - see <seealso marker="snmpa#load_mibs">load_mibs</seealso> and + <p>[agent] + see <seealso marker="snmpa#load_mibs">load_mibs</seealso> and <seealso marker="snmpa#unload_mibs">unload_mibs</seealso>. </p> <p>Own Id: OTP-11216</p> </item> @@ -353,18 +434,18 @@ <!-- <list type="bulleted"> <item> - <p>Wrong block cypher type used for AES ('aes_cbf128' - instead of 'aes_cfb128') when performing AES block - encrypt/decrypt which breaks SNMP usmAesCfb128Protocol + <p>Wrong block cypher type used for AES ('aes_cbf128' + instead of 'aes_cfb128') when performing AES block + encrypt/decrypt which breaks SNMP usmAesCfb128Protocol in agent and manager. </p> <p>Own Id: OTP-11412</p> </item> <item> - <p>[manager] When performing the AES encryption, invalid values for + <p>[manager] When performing the AES encryption, invalid values for the EngineBoots and EngineTime was used. </p> - <p>The values of the local agent was used, which would have produced - "some" values if an agent was actually running. + <p>The values of the local agent was used, which would have produced + "some" values if an agent was actually running. If not it would have caused a crash. </p> <p>Own Id: OTP-11413</p> </item> @@ -408,16 +489,16 @@ <list type="bulleted"> <item> <p>[agent] Enable SNMP to create missing database directories. </p> - <p>Add + <p>Add <seealso marker="snmp_app#db_init_error"> - {db_init_error, create_db_and_dir}</seealso> option to SNMP - <seealso marker="snmp_app#manager_opts_and_types">manager</seealso> + {db_init_error, create_db_and_dir}</seealso> option to SNMP + <seealso marker="snmp_app#manager_opts_and_types">manager</seealso> and - <seealso marker="snmp_app#agent_opts_and_types">agent</seealso>. + <seealso marker="snmp_app#agent_opts_and_types">agent</seealso>. This allows them to create any missing parent directories for - <c>db_dir</c>, rather than treating any missing directories + <c>db_dir</c>, rather than treating any missing directories as a fatal error. - The default for <c>db_init_error</c>, which is <c>terminate</c>, + The default for <c>db_init_error</c>, which is <c>terminate</c>, is unchanged. </p> <p>Steve Vinoski</p> <p>Own Id: OTP-11352</p> @@ -427,7 +508,7 @@ <p>[manager] Improved handling of unexpected return values from <seealso marker="snmpm_user">snmpm_user</seealso> callback functions. </p> - <p>Violations of the documented API (crashes or invalid return + <p>Violations of the documented API (crashes or invalid return values) will now result in an error message. </p> <p>Own Id: OTP-11307</p> </item> @@ -435,16 +516,16 @@ <item> <p>Add (atl) log conversion block option. </p> <p>It is now possible to request that the Audit Trail Log should - be blocked during conversion (<c>log_to_txt</c> or <c>log_to_io</c>). - This could be usefull when coverting an entire large log (when + be blocked during conversion (<c>log_to_txt</c> or <c>log_to_io</c>). + This could be usefull when coverting an entire large log (when there is a chance it may otherwise wrap during conversion). </p> - <p>See - agent + <p>See + agent <seealso marker="snmpa#log_to_txt">log_to_txt</seealso> and - <seealso marker="snmpa#log_to_io">log_to_io</seealso> and also - manager + <seealso marker="snmpa#log_to_io">log_to_io</seealso> and also + manager <seealso marker="snmpm#log_to_txt">log_to_txt</seealso> and - <seealso marker="snmpm#log_to_io">log_to_io</seealso> + <seealso marker="snmpm#log_to_io">log_to_io</seealso> for details. </p> <p>Own Id: OTP-11396</p> <p>Own Id: seq12433</p> @@ -453,9 +534,9 @@ <item> <p>When converting an Audit Trail Log to text, a corrupt log entry could cause the entire conversion to fail. </p> - <p>Also, for a log with sequence numbers, failing to + <p>Also, for a log with sequence numbers, failing to decode a log entry would cause the conversion to fail - (not because of the failed decode, but because of the + (not because of the failed decode, but because of the failure to write the error message). </p> <p>Own Id: OTP-111453</p> <p>Aux Id: Seq 12459</p> @@ -473,18 +554,18 @@ <list type="bulleted"> <item> - <p>Wrong block cypher type used for AES ('aes_cbf128' - instead of 'aes_cfb128') when performing AES block - encrypt/decrypt which breaks SNMP usmAesCfb128Protocol + <p>Wrong block cypher type used for AES ('aes_cbf128' + instead of 'aes_cfb128') when performing AES block + encrypt/decrypt which breaks SNMP usmAesCfb128Protocol in agent and manager. </p> <p>Own Id: OTP-11412</p> </item> <item> - <p>[manager] When performing the AES encryption, invalid values for + <p>[manager] When performing the AES encryption, invalid values for the EngineBoots and EngineTime was used. </p> - <p>The values of the local agent was used, which would have produced - "some" values if an agent was actually running. + <p>The values of the local agent was used, which would have produced + "some" values if an agent was actually running. If not it would have caused a crash. </p> <p>Own Id: OTP-11413</p> </item> @@ -526,14 +607,14 @@ <list type="bulleted"> <item> - <p>[agent] Improved documentation for the functions for - loading and unloading mibs, - see <seealso marker="snmpa#load_mibs">load_mibs</seealso> and - <seealso marker="snmpa#unload_mibs">unload_mibs</seealso> for + <p>[agent] Improved documentation for the functions for + loading and unloading mibs, + see <seealso marker="snmpa#load_mibs">load_mibs</seealso> and + <seealso marker="snmpa#unload_mibs">unload_mibs</seealso> for more info. </p> - <p>Also added new functions for loading and unloading a single mib, - see <seealso marker="snmpa#load_mib">load_mib</seealso> and - <seealso marker="snmpa#unload_mib">unload_mib</seealso> for + <p>Also added new functions for loading and unloading a single mib, + see <seealso marker="snmpa#load_mib">load_mib</seealso> and + <seealso marker="snmpa#unload_mib">unload_mib</seealso> for more info. </p> <p>Own Id: OTP-11216</p> </item> @@ -549,8 +630,8 @@ <!-- <list type="bulleted"> <item> - <p>[agent] - see <seealso marker="snmpa#load_mibs">load_mibs</seealso> and + <p>[agent] + see <seealso marker="snmpa#load_mibs">load_mibs</seealso> and <seealso marker="snmpa#unload_mibs">unload_mibs</seealso>. </p> <p>Own Id: OTP-11216</p> </item> @@ -576,7 +657,7 @@ </list> --> </section> - + </section> <!-- 4.24.2 --> @@ -609,29 +690,29 @@ <list type="bulleted"> <item> - <p>[agent] Reading the value of the vacmViewTreeFamilyMask returns + <p>[agent] Reading the value of the vacmViewTreeFamilyMask returns it in the wrong (internal bitlist) format. </p> <p>The vacmViewTreeFamilyMask is defined as a bit string in the MIB - (OCTET STRING). Internally a bitlist (list of 1's and 0's, + (OCTET STRING). Internally a bitlist (list of 1's and 0's, see <seealso marker="snmp_agent_config_files#vacm">vacm config file</seealso> - for more info) is used. + for more info) is used. However, the MIB implementation assumed the latter, effectively rendering all attempts to read/set masks via SNMP unsuccessful. </p> - <p>Since the mask is used in hot paths (e.g. access permission checks - for each SNMP operation, the bitlist representation of the mask has - benefits (e.g. faster processing). Reading/writing the view mask - objects is less time-critical. Therefore, to fix the issue, convert - between the bitlist (internal) representation and bitstring + <p>Since the mask is used in hot paths (e.g. access permission checks + for each SNMP operation, the bitlist representation of the mask has + benefits (e.g. faster processing). Reading/writing the view mask + objects is less time-critical. Therefore, to fix the issue, convert + between the bitlist (internal) representation and bitstring (external) when the vacmViewTreeFamilyMask objects are accessed. </p> - <p>Also, the check of the vacm config file was invalid with - regard to the mask value. It was assumed to be a proper oid, which + <p>Also, the check of the vacm config file was invalid with + regard to the mask value. It was assumed to be a proper oid, which is not strictly the case (see bitlist above). </p> <p>Own Id: OTP-11177</p> <p>Stefan Zegenhagen</p> </item> <item> - <p>[agent] The counter increment function in the local-db was + <p>[agent] The counter increment function in the local-db was incorrect. It did not handle counter wrap correctly. </p> <p>Own Id: OTP-11192</p> </item> @@ -678,26 +759,26 @@ </item> <item> - <p>[agent] Introduced a documented behaviour for the mib-server - <seealso marker="snmpa_mib_data">mib-data backend</seealso>. + <p>[agent] Introduced a documented behaviour for the mib-server + <seealso marker="snmpa_mib_data">mib-data backend</seealso>. At present only the default module (<c>snmpa_mib_data_tttn</c>) is provided. </p> - <p>A config option for the (agent) - <seealso marker="snmp_config#agent_mib_server">mib-servers</seealso> - mib-data backend module has been added to the agent config options, + <p>A config option for the (agent) + <seealso marker="snmp_config#agent_mib_server">mib-servers</seealso> + mib-data backend module has been added to the agent config options, <seealso marker="snmp_config#agent_ms_data_module">data_module</seealso>. </p> <p>Own Id: OTP-11101</p> </item> <item> - <p>[agent] Introduced a documented behaviour for the - <seealso marker="snmpa_mib_storage">mib storage</seealso>. - At present there are three simple modules - (<c>snmpa_mib_storage_ets</c>, <c>snmpa_mib_storage_dets</c> and + <p>[agent] Introduced a documented behaviour for the + <seealso marker="snmpa_mib_storage">mib storage</seealso>. + At present there are three simple modules + (<c>snmpa_mib_storage_ets</c>, <c>snmpa_mib_storage_dets</c> and <c>snmpa_mib_storage_mnesia</c>) implementing this behaviour, provided with the app. </p> - <p>A config option for the (agent) - <seealso marker="snmp_config#agent_mib_storage">mib storage</seealso> + <p>A config option for the (agent) + <seealso marker="snmp_config#agent_mib_storage">mib storage</seealso> has been added to the agent config options. </p> <p>Own Id: OTP-11107</p> </item> @@ -755,14 +836,14 @@ <list type="bulleted"> <item> <p>[agent] Errors in <c>vacmAccessTable</c> RowStatus handling. - There are problems with the handling of vacmAccessTableStatus + There are problems with the handling of vacmAccessTableStatus that cause some SNMP test suites to report errors. - Most notably, erroneous set operations frequently cause "genErr" - errors to be returned. These "genErr" errors are usually caused - by badmatch exceptions coming from - <c>{ok, Row} = snmpa_vacm:get_row(RowIndex)</c> + Most notably, erroneous set operations frequently cause "genErr" + errors to be returned. These "genErr" errors are usually caused + by badmatch exceptions coming from + <c>{ok, Row} = snmpa_vacm:get_row(RowIndex)</c> if the row does not exist. </p> - <p>The semantics of the RowStatus handling in that table has + <p>The semantics of the RowStatus handling in that table has been adjusted to be compliant with the RowStatus textual description of SNPMv2-TC MIB. </p> <p>Stefan Zegenhagen</p> @@ -786,7 +867,7 @@ </item> <item> - <p>[compiler] The MIB compiler could not handle a table index + <p>[compiler] The MIB compiler could not handle a table index that was defined later in the MIB. </p> <p>Own Id: OTP-10808</p> </item> @@ -819,7 +900,7 @@ <title>SNMP Development Toolkit 4.23</title> <!-- <p>Version 4.23 supports code replacement in runtime from/to - version 4.22.1, + version 4.22.1, 4.22, 4.21.7 4.21.6 4.21.5, 4.21.4, 4.21.3, 4.21.2, 4.21.1 and 4.21. </p> --> @@ -831,14 +912,14 @@ <list type="bulleted"> <item> - <p>[manager] Polish return values of snmpm_user_default according + <p>[manager] Polish return values of snmpm_user_default according to snmpm_user doc.</p> <p>Luca Favatella</p> <p>Own Id: OTP-10671</p> </item> <item> - <p>[agent] Remove runtime warning in snmpa_agent because of + <p>[agent] Remove runtime warning in snmpa_agent because of tuple fun usage. </p> <p>Luca Favatella</p> <p>Own Id: OTP-10672</p> @@ -860,10 +941,10 @@ <!-- <list type="bulleted"> <item> - <p>[agent] Simultaneous - <seealso marker="snmpa#backup">snmpa:backup/1,2</seealso> + <p>[agent] Simultaneous + <seealso marker="snmpa#backup">snmpa:backup/1,2</seealso> calls can interfere. - The master agent did not check if a backup was already in + The master agent did not check if a backup was already in progress when a backup request was accepted. </p> <p>Own Id: OTP-9884</p> <p>Aux Id: Seq 11995</p> @@ -896,7 +977,7 @@ <section> <title>SNMP Development Toolkit 4.22.1</title> <p>Version 4.22.1 supports code replacement in runtime from/to - version 4.22, 4.21.7 4.21.6 4.21.5, 4.21.4, 4.21.3, 4.21.2, 4.21.1 and + version 4.22, 4.21.7 4.21.6 4.21.5, 4.21.4, 4.21.3, 4.21.2, 4.21.1 and 4.21. </p> <section> @@ -908,15 +989,15 @@ <list type="bulleted"> <item> <p>[agent] Sematic fixes to SNMP-USER-BASED-SM-MIB. - The semantics allow the <c>usmUserAuthKeyChange</c> and - <c>usmUserPrivKeyChange</c> objects to be written to in the - same set requests that also creates and clones the user. - This was not possible beforehand, causing test tools checking + The semantics allow the <c>usmUserAuthKeyChange</c> and + <c>usmUserPrivKeyChange</c> objects to be written to in the + same set requests that also creates and clones the user. + This was not possible beforehand, causing test tools checking semantic SNMPv3 behaviour to fail on a lot of test cases. </p> - <p>Furthermore, once the user has been cloned by writing to an - instance of <c>usmUserCloneFrom</c>, further set-operations to - the same object will not return an error, but be no-ops. - Especially, it must be avoided to copy security parameters + <p>Furthermore, once the user has been cloned by writing to an + instance of <c>usmUserCloneFrom</c>, further set-operations to + the same object will not return an error, but be no-ops. + Especially, it must be avoided to copy security parameters again (possibly even from a different user). </p> <p>Stefan Zegenhagen</p> <p>Own Id: OTP-10166</p> @@ -924,14 +1005,14 @@ <item> <p>[agent] Errors in <c>vacmAccessTable</c> RowStatus handling. - There are problems with the handling of vacmAccessTableStatus + There are problems with the handling of vacmAccessTableStatus that cause some SNMP test suites to report errors. - Most notably, erroneous set operations frequently cause "genErr" - errors to be returned. These "genErr" errors are usually caused - by badmatch exceptions coming from - <c>{ok, Row} = snmpa_vacm:get_row(RowIndex)</c> + Most notably, erroneous set operations frequently cause "genErr" + errors to be returned. These "genErr" errors are usually caused + by badmatch exceptions coming from + <c>{ok, Row} = snmpa_vacm:get_row(RowIndex)</c> if the row does not exist. </p> - <p>The semantics of the RowStatus handling in that table has + <p>The semantics of the RowStatus handling in that table has been adjusted to be compliant with the RowStatus textual description of SNPMv2-TC MIB. </p> <p>Stefan Zegenhagen</p> @@ -950,24 +1031,24 @@ <list type="bulleted"> <item> <p>[agent] Fix walk over vacmAccessTable. - Fix the get_next implementation of vacmAccessTable to + Fix the get_next implementation of vacmAccessTable to return all table entries. </p> - <p>The get_next implementation of vacmAccessTable did not return - all available table data. Instead, it only returned the first + <p>The get_next implementation of vacmAccessTable did not return + all available table data. Instead, it only returned the first column for each row, and all columns for the last row available. </p> <p>Stefan Zegenhagen</p> <p>Own Id: OTP-10165</p> </item> <item> - <p>[manager] - <seealso marker="snmpm#log_to_io">snmpm:log_to_io/6</seealso> + <p>[manager] + <seealso marker="snmpm#log_to_io">snmpm:log_to_io/6</seealso> did not use the LogName argument. </p> <p>Own Id: OTP-10066</p> </item> <item> - <p>Incorrect TimeTicks decode. Also bad handling of + <p>Incorrect TimeTicks decode. Also bad handling of invalid encode (value outside of value range) for both <c>TimeTicks</c> and <c>Unsigned32</c>. </p> <p>Own Id: OTP-10132</p> @@ -998,38 +1079,38 @@ <list type="bulleted"> <item> - <p>[compiler] The table information the MIB compiler provides with - augmented tables has been extended with <c>nbr_of_cols</c>, + <p>[compiler] The table information the MIB compiler provides with + augmented tables has been extended with <c>nbr_of_cols</c>, <c>first_accessible</c> and <c>not_accessible</c>. </p> <p>Own Id: OTP-9969</p> </item> <item> - <p>Added the <c>log_to_io</c> audit-trail-log converter function - to the api modules of both the - <seealso marker="snmpm#log_to_io">manager</seealso> - and + <p>Added the <c>log_to_io</c> audit-trail-log converter function + to the api modules of both the + <seealso marker="snmpm#log_to_io">manager</seealso> + and <seealso marker="snmpa#log_to_io">agent</seealso>. </p> <p>Own Id: OTP-9940</p> </item> <item> - <p>[manager] Introduced a new transport module, - <c>snmpm_net_if_mt</c>, - which handles all incomming and outgoing + <p>[manager] Introduced a new transport module, + <c>snmpm_net_if_mt</c>, + which handles all incomming and outgoing traffic in newly created processes. The message/request is processed and then the process exits. </p> <p>Own Id: OTP-9876</p> </item> <item> - <p>[agent] Documenting previously existing but undocumented function, + <p>[agent] Documenting previously existing but undocumented function, <seealso marker="snmp_generic#get_table_info">snmp_generic:get_table_info/2</seealso>. </p> <p>Own Id: OTP-9942</p> </item> <item> - <p>[agent] Improve error handling while reading agent config files. + <p>[agent] Improve error handling while reading agent config files. Some files contain mandatory information and is therefor themself mandatory. </p> <p>Own Id: OTP-9943</p> @@ -1045,10 +1126,10 @@ <!-- <list type="bulleted"> <item> - <p>[agent] Simultaneous - <seealso marker="snmpa#backup">snmpa:backup/1,2</seealso> + <p>[agent] Simultaneous + <seealso marker="snmpa#backup">snmpa:backup/1,2</seealso> calls can interfere. - The master agent did not check if a backup was already in + The master agent did not check if a backup was already in progress when a backup request was accepted. </p> <p>Own Id: OTP-9884</p> <p>Aux Id: Seq 11995</p> @@ -1070,7 +1151,7 @@ <section> <title>SNMP Development Toolkit 4.21.7</title> <p>Version 4.21.7 supports code replacement in runtime from/to - version 4.21.6, 4.21.5, 4.21.4, 4.21.3, 4.21.2, 4.21.1, 4.21, 4.20.1 and + version 4.21.6, 4.21.5, 4.21.4, 4.21.3, 4.21.2, 4.21.1, 4.21, 4.20.1 and 4.20. </p> <section> @@ -1080,13 +1161,13 @@ <!-- <list type="bulleted"> <item> - <p>[agent] DoS attack using GET-BULK with large value of + <p>[agent] DoS attack using GET-BULK with large value of MaxRepetitions. - A preventive method has been implementing by simply - limit the number of varbinds that can be included in - a Get-BULK response message. This is specified by the - new config option, - <seealso marker="snmp_app#agent_gb_max_vbs">gb_max_vbs</seealso>. + A preventive method has been implementing by simply + limit the number of varbinds that can be included in + a Get-BULK response message. This is specified by the + new config option, + <seealso marker="snmp_app#agent_gb_max_vbs">gb_max_vbs</seealso>. </p> <p>Own Id: OTP-9700</p> </item> @@ -1104,10 +1185,10 @@ <list type="bulleted"> <item> - <p>[agent] Simultaneous - <seealso marker="snmpa#backup">snmpa:backup/1,2</seealso> + <p>[agent] Simultaneous + <seealso marker="snmpa#backup">snmpa:backup/1,2</seealso> calls can interfere. - The master agent did not check if a backup was already in + The master agent did not check if a backup was already in progress when a backup request was accepted. </p> <p>Own Id: OTP-9884</p> <p>Aux Id: Seq 11995</p> @@ -1128,7 +1209,7 @@ <section> <title>SNMP Development Toolkit 4.21.6</title> <p>Version 4.21.6 supports code replacement in runtime from/to - version 4.21.5, 4.21.4, 4.21.3, 4.21.2, 4.21.1, 4.21, 4.20.1 and + version 4.21.5, 4.21.4, 4.21.3, 4.21.2, 4.21.1, 4.21, 4.20.1 and 4.20. </p> <section> @@ -1139,13 +1220,13 @@ <list type="bulleted"> <item> - <p>[agent] DoS attack using GET-BULK with large value of + <p>[agent] DoS attack using GET-BULK with large value of MaxRepetitions. - A preventive method has been implementing by simply - limit the number of varbinds that can be included in - a Get-BULK response message. This is specified by the - new config option, - <seealso marker="snmp_app#agent_gb_max_vbs">gb_max_vbs</seealso>. + A preventive method has been implementing by simply + limit the number of varbinds that can be included in + a Get-BULK response message. This is specified by the + new config option, + <seealso marker="snmp_app#agent_gb_max_vbs">gb_max_vbs</seealso>. </p> <p>Own Id: OTP-9700</p> </item> @@ -1162,11 +1243,11 @@ <list type="bulleted"> <item> - <p>[agent] Mib server cache gclimit update function incorrectly calls - age update function. - The gclimit update function, - <seealso marker="snmpa#update_mibs_cache_gclimit">update_mibs_cache_gclimit/1</seealso>, - <em>incorrectly</em> called the age update function, + <p>[agent] Mib server cache gclimit update function incorrectly calls + age update function. + The gclimit update function, + <seealso marker="snmpa#update_mibs_cache_gclimit">update_mibs_cache_gclimit/1</seealso>, + <em>incorrectly</em> called the age update function, <seealso marker="snmpa#update_mibs_cache_age">update_mibs_cache_age/2</seealso>. </p> <p>Johan Claesson</p> <p>Own Id: OTP-9868</p> @@ -1208,18 +1289,18 @@ <section> <title>Fixed Bugs and Malfunctions</title> <!-- - <p>-</p> + <p>-</p> --> <list type="bulleted"> <item> - <p>[agent] Repeated vacm table dumping fails due to file name - conflict. When dumping the vacm table to disk, a temoporary - file with a fixed name was used. If the table dumping - (snmpa_vacm:dump_table/0) was initiated from several different - processes in rapid succesion, the dumping could fail because the - different processes was simultaniously trying to write to the - same file. This problem has been eliminated by creating a unique + <p>[agent] Repeated vacm table dumping fails due to file name + conflict. When dumping the vacm table to disk, a temoporary + file with a fixed name was used. If the table dumping + (snmpa_vacm:dump_table/0) was initiated from several different + processes in rapid succesion, the dumping could fail because the + different processes was simultaniously trying to write to the + same file. This problem has been eliminated by creating a unique name for the temporary file. </p> <p>Own Id: OTP-9851</p> <p>Aux Id: Seq 11980</p> @@ -1260,7 +1341,7 @@ <!-- <list type="bulleted"> <item> - <p>[compiler] Improved version info printout from the + <p>[compiler] Improved version info printout from the <seealso marker="snmpc(command)#">MIB compiler frontend escript</seealso>. </p> <p>Own Id: OTP-9618</p> </item> @@ -1273,7 +1354,7 @@ <section> <title>Fixed Bugs and Malfunctions</title> <!-- - <p>-</p> + <p>-</p> --> <list type="bulleted"> @@ -1317,7 +1398,7 @@ <list type="bulleted"> <item> - <p>[compiler] Improved version info printout from the + <p>[compiler] Improved version info printout from the <seealso marker="snmpc(command)#">MIB compiler frontend escript</seealso>. </p> <p>Own Id: OTP-9618</p> </item> @@ -1329,27 +1410,27 @@ <section> <title>Fixed Bugs and Malfunctions</title> <!-- - <p>-</p> + <p>-</p> --> <list type="bulleted"> <item> - <p>[agent] Version 4.20 introduced a change that broke trap - sending from subagents. Due to a bug in the test code, + <p>[agent] Version 4.20 introduced a change that broke trap + sending from subagents. Due to a bug in the test code, this was not discovered, until that bug was fixed. </p> <p>Own Id: OTP-9745</p> </item> <item> - <p>[agent] When sending an error message (reply) regarding + <p>[agent] When sending an error message (reply) regarding <c>snmpUnknownPDUHandlers</c>, the agent used the wrong OID. </p> <p>Own Id: OTP-9747</p> </item> <item> - <p>[compiler] Fix the <c>--warnings/--W</c> option parsing in the + <p>[compiler] Fix the <c>--warnings/--W</c> option parsing in the <seealso marker="snmpc(command)#option_warnings">snmpc</seealso> - wrapper (e)script. + wrapper (e)script. The short warning option was incorrectly <c>--w</c>, instead of as documented <c>--W</c>. This has now been corrected. </p> <p>*** POTENTIAL INCOMPATIBILITY ***</p> @@ -1369,7 +1450,7 @@ <list type="bulleted"> <item> - <p>[compiler] The short warning option has been changed from + <p>[compiler] The short warning option has been changed from <c>--w</c> to <c>--W</c> to comply with the documentation. </p> <p>Tuncer Ayaz</p> <p>Own Id: OTP-9718</p> @@ -1393,7 +1474,7 @@ <!-- <list type="bulleted"> <item> - <p>Bad note store GC timer deactivation. + <p>Bad note store GC timer deactivation. Wrong field in the state record was set (timeout instead active). </p> <p>Stefan Grundmann</p> <p>Own Id: OTP-9690</p> @@ -1407,12 +1488,12 @@ <section> <title>Fixed Bugs and Malfunctions</title> <!-- - <p>-</p> + <p>-</p> --> <list type="bulleted"> <item> - <p>Bad note store GC timer deactivation. + <p>Bad note store GC timer deactivation. Wrong field in the state record was set (timeout instead active). </p> <p>Stefan Grundmann</p> <p>Own Id: OTP-9690</p> @@ -1442,13 +1523,13 @@ --> <list type="bulleted"> <item> - <p>[compiler] Used wrong variable name (for - warnings-as-errors variable), which caused the + <p>[compiler] Used wrong variable name (for + warnings-as-errors variable), which caused the compiler to crash when using the snmpc (e)script. </p> - <p>Also added the option + <p>Also added the option <seealso marker="snmpc(command)#option_werror">--Werror</seealso> - for the SNMP MIB compiler (escript) frontend (to mimic - <seealso marker="erts:erlc">erlc</seealso>), + for the SNMP MIB compiler (escript) frontend (to mimic + <seealso marker="erts:erlc">erlc</seealso>), which specifies whether warnings should be treated as errors. </p> <p>Own Id: OTP-9447</p> </item> @@ -1463,12 +1544,12 @@ <section> <title>Fixed Bugs and Malfunctions</title> - <p>-</p> + <p>-</p> <!-- <list type="bulleted"> <item> - <p>The snmp config tool could not handle (manager) audit trail config + <p>The snmp config tool could not handle (manager) audit trail config because the option seqno was not handled. </p> <p>Own Id: OTP-9354</p> </item> @@ -1498,15 +1579,15 @@ --> <list type="bulleted"> <item> - <p>[manager] There was no way to specify transport domain. + <p>[manager] There was no way to specify transport domain. The transport domains was assumed to be IPv4 (transportDomainUdpIpv4). - This has now been changed so that it can also be IPv6 - (transportDomainUdpIpv6). - To facilitate this, the transport domain, <c>tdomain</c>, - is now a (new) valid option when + This has now been changed so that it can also be IPv6 + (transportDomainUdpIpv6). + To facilitate this, the transport domain, <c>tdomain</c>, + is now a (new) valid option when <seealso marker="snmpm#register_agent">registering</seealso> - a new agent (and - <seealso marker="snmpm#update_agent_info">updating</seealso> + a new agent (and + <seealso marker="snmpm#update_agent_info">updating</seealso> agent info). </p> <p>This also mean that the transport behaviour has changed. </p> <p>Own Id: OTP-9305</p> @@ -1514,10 +1595,10 @@ </item> <item> - <p>[compiler] Added the option - <seealso marker="snmpc#compile">warnings_as_errors</seealso> - (for the SNMP MIB compiler (escript) frontend, the option - <seealso marker="snmpc(command)#option_wae">--wae</seealso> is used) + <p>[compiler] Added the option + <seealso marker="snmpc#compile">warnings_as_errors</seealso> + (for the SNMP MIB compiler (escript) frontend, the option + <seealso marker="snmpc(command)#option_wae">--wae</seealso> is used) which specifies whether warnings should be treated as errors. </p> <p>Tuncer Ayaz</p> <p>Own Id: OTP-9437</p> @@ -1529,12 +1610,12 @@ <section> <title>Fixed Bugs and Malfunctions</title> <!-- - <p>-</p> + <p>-</p> --> <list type="bulleted"> <item> - <p>The snmp config tool could not handle (manager) audit trail config + <p>The snmp config tool could not handle (manager) audit trail config because the option seqno was not handled. </p> <p>Own Id: OTP-9354</p> </item> @@ -1588,11 +1669,11 @@ <section> <title>Fixed Bugs and Malfunctions</title> <!-- - <p>-</p> + <p>-</p> --> <list type="bulleted"> <item> - <p>[agent] Did not handle transport domains properly in some cases, + <p>[agent] Did not handle transport domains properly in some cases, for instance trap sending. </p> <p>Own Id: OTP-9400</p> </item> @@ -1629,9 +1710,9 @@ <list type="bulleted"> <item> <p>[agent] Added support for sending traps to IPv6 targets. </p> - <p>See the - <seealso marker="snmp_agent_config_files#target_addr">target address config file</seealso>, - the <seealso marker="snmpa_conf#target_addr_entry">target_addr_entry/11</seealso> function or + <p>See the + <seealso marker="snmp_agent_config_files#target_addr">target address config file</seealso>, + the <seealso marker="snmpa_conf#target_addr_entry">target_addr_entry/11</seealso> function or <seealso marker="snmp_target_mib#add_addr">add_addr/11</seealso> for more info. </p> <p>Own Id: OTP-9088</p> <p>Aux Id: Seq 11790</p> @@ -1640,7 +1721,7 @@ <item> <p>[agent] To be able to handle multiple engine-id(s) when - sending trap(s), the function + sending trap(s), the function <seealso marker="snmp_community_mib#add_community"> add_community/6</seealso> has been added. </p> <p>Own Id: OTP-9119</p> @@ -1650,14 +1731,14 @@ <item> <p>[manager] The API for snmp requests has been augmented to allow the caller to override some configuration. </p> - <p>This has been done by introducing a new set of API functions, see - <seealso marker="snmpm#sync_get2">sync_get2/3,4</seealso>, - <seealso marker="snmpm#async_get2">async_get2/3,4</seealso>, - <seealso marker="snmpm#sync_get_next2">sync_get_next2/3,4</seealso>, - <seealso marker="snmpm#async_get_next2">async_get_next2/3,4</seealso>, - <seealso marker="snmpm#sync_get_bulk2">sync_get_bulk2/5,6</seealso>, - <seealso marker="snmpm#async_get_bulk2">async_get_bulk2/5,6</seealso>, - <seealso marker="snmpm#sync_set2">sync_set2/3,4</seealso> and + <p>This has been done by introducing a new set of API functions, see + <seealso marker="snmpm#sync_get2">sync_get2/3,4</seealso>, + <seealso marker="snmpm#async_get2">async_get2/3,4</seealso>, + <seealso marker="snmpm#sync_get_next2">sync_get_next2/3,4</seealso>, + <seealso marker="snmpm#async_get_next2">async_get_next2/3,4</seealso>, + <seealso marker="snmpm#sync_get_bulk2">sync_get_bulk2/5,6</seealso>, + <seealso marker="snmpm#async_get_bulk2">async_get_bulk2/5,6</seealso>, + <seealso marker="snmpm#sync_set2">sync_set2/3,4</seealso> and <seealso marker="snmpm#async_set2">async_set2/3,4</seealso> for more info. </p> <p>Own Id: OTP-9162</p> @@ -1665,8 +1746,8 @@ <item> <p>[manager] The old API functions (for get and set - requests: - snmpm:g/3,4,5,6,7, snmpm:ag/3,4,5,6,7, + requests: + snmpm:g/3,4,5,6,7, snmpm:ag/3,4,5,6,7, snmpm:gn/3,4,5,6,7, snmpm:agn/3,4,5,6,7, snmpm:s/3,4,5,6,7, snmpm:s/3,4,5,6,7, snmpm:gb/5,6,7,8,9 and snmpm:agb/5,6,7,8,9) @@ -1678,12 +1759,12 @@ <item> <p>[agent] Pass extra info through the agent to the net-if process when sending notifications. </p> - <p>See + <p>See <seealso marker="snmpa#send_notification2"> - snmpa:send_notification2/3</seealso> for more info. - See also the incomming net-if messages when sending a - <seealso marker="snmp_agent_netif#im_send_pdu">trap</seealso> - (send_pdu message) and + snmpa:send_notification2/3</seealso> for more info. + See also the incomming net-if messages when sending a + <seealso marker="snmp_agent_netif#im_send_pdu">trap</seealso> + (send_pdu message) and <seealso marker="snmp_agent_netif#im_send_pdu_req"> notification</seealso> (send_pdu_req message). </p> <p>Own Id: OTP-9183</p> @@ -1701,15 +1782,15 @@ <section> <title>Fixed Bugs and Malfunctions</title> <!-- - <p>-</p> + <p>-</p> --> <list type="bulleted"> <item> <p>Fixed endode/decode of values of type <c>Counter32</c>. </p> - <p>This type (<c>Counter32</c>) is an unsigned integer 32, - but is actually encoded as an signed integer 32. - The encode/decode functions however, treated it as if it was + <p>This type (<c>Counter32</c>) is an unsigned integer 32, + but is actually encoded as an signed integer 32. + The encode/decode functions however, treated it as if it was encodeded as an unsigned integer 32. </p> <p>Own Id: OTP-9022</p> </item> @@ -1724,12 +1805,4 @@ </section> </section> <!-- 4.20 --> - - - <!-- section> - <title>Release notes history</title> - <p>For information about older versions see - <url href="part_notes_history_frame.html">release notes history</url>.</p> - </section --> </chapter> - |