diff options
Diffstat (limited to 'lib/ssh/doc/src/ssh.xml')
| -rw-r--r-- | lib/ssh/doc/src/ssh.xml | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/lib/ssh/doc/src/ssh.xml b/lib/ssh/doc/src/ssh.xml index c1a51d57fc..5a141ced3c 100644 --- a/lib/ssh/doc/src/ssh.xml +++ b/lib/ssh/doc/src/ssh.xml @@ -1,4 +1,4 @@ -<?xml version="1.0" encoding="iso-8859-1" ?> +<?xml version="1.0" encoding="utf-8" ?> <!DOCTYPE erlref SYSTEM "erlref.dtd"> <erlref> @@ -38,6 +38,8 @@ <item>Supported SSH version is 2.0 </item> <item>Supported MAC algorithms: hmac-sha1</item> <item>Supported encryption algorithms: aes128-cb and 3des-cbc</item> + <item>Supports unicode filenames if the emulator and the underlaying OS supports it. See the DESCRIPTION section in <seealso marker="kernel:file">file</seealso> for information about this subject</item> + <item>Supports unicode in shell and cli</item> </list> </section> @@ -302,6 +304,36 @@ <c><![CDATA[true]]></c> if the password is valid and <c><![CDATA[false]]></c> otherwise.</p> </item> + + <tag><c><![CDATA[{negotiation_timeout, integer()}]]></c></tag> + <item> + <p>Max time in milliseconds for the authentication negotiation. The default value is 2 minutes. If the client fails to login within this time, the connection is closed. + </p> + </item> + + <tag><c><![CDATA[{max_sessions, pos_integer()}]]></c></tag> + <item> + <p>The maximum number of simultaneous sessions that are accepted at any time for this daemon. This includes sessions that are being authorized. So if set to <c>N</c>, and <c>N</c> clients have connected but not started the login process, the <c>N+1</c> connection attempt will be aborted. If <c>N</c> connections are authenticated and still logged in, no more loggins will be accepted until one of the existing ones log out. + </p> + <p>The counter is per listening port, so if two daemons are started, one with <c>{max_sessions,N}</c> and the other with <c>{max_sessions,M}</c> there will be in total <c>N+M</c> connections accepted for the whole ssh application. + </p> + <p>Note that if <c>parallel_login</c> is <c>false</c>, only one client at a time may be in the authentication phase. + </p> + <p>As default, the option is not set. This means that the number is not limited. + </p> + </item> + + <tag><c><![CDATA[{parallel_login, boolean()}]]></c></tag> + <item> + <p>If set to false (the default value), only one login is handled a time. If set to true, an unlimited number of login attempts will be allowed simultanously. + </p> + <p>If the <c>max_sessions</c> option is set to <c>N</c> and <c>parallel_login</c> is set to <c>true</c>, the max number of simultaneous login attempts at any time is limited to <c>N-K</c> where <c>K</c> is the number of authenticated connections present at this daemon. + </p> + <warning> + <p>Do not enable <c>parallel_logins</c> without protecting the server by other means, for example the <c>max_sessions</c> option or a firewall configuration. If set to <c>true</c>, there is no protection against DOS attacks.</p> + </warning> + </item> + <tag><c><![CDATA[{key_cb, atom()}]]></c></tag> <item> <p>Module implementing the behaviour <seealso marker="ssh_server_key_api">ssh_server_key_api</seealso>. @@ -365,8 +397,11 @@ </func> <func> - <name>stop() -> ok </name> + <name>stop() -> ok | {error, Reason}</name> <fsummary>Stops the SSH application.</fsummary> + <type> + <v>Reason = term()</v> + </type> <desc> <p>Stops the SSH application. See also <seealso marker="kernel:application">application(3)</seealso></p> |