AudioCodes Mediant 4000 SBC, User Manual

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CHAPTER 60 Configuration Parameters Reference
Mediant 4000 SBC | User's Manual
Parameter Description
Note: SIP response code 408 also refers to an INVITE
timeout (i.e., no reply from server). Therefore, if re-
registration is needed for such a scenario, make sure
that you configure the parameter with "408" as well.
Network Application Parameters
The SIP network application parameters are described in the table below.
Table 60-29:SIP Network Application Parameters
Parameter Description
configure voip > sip-
definition settings > tcp-
keepalive-time
[TCPKeepAliveTime]
Defines the interval (in sec) between the last data
packet sent and the first keep-alive probe to send.
The valid value is 10 to 65,000. The default is 60.
Note:
■ Simple ACKs such as keepalives are not
considered data packets.
■ TCP keepalive is enabled per SIP Interface in the
SIP Interfaces table.
configure voip > sip-
definition settings > tcp-
keepalive-interval
[TCPKeepAliveInterval]
Defines the interval (in sec) between consecutive
keep-alive probes, regardless of what the connection
has exchanged in the meantime.
The valid value is 10 to 65,000. The default is 10.
Note: TCP keepalive is enabled per SIP Interface in
the SIP Interfaces table.
configure voip > sip-
definition settings > tcp-
keepalive-retry
[TCPKeepAliveRetry]
Defines the number of unacknowledged keep-alive
probes to send before considering the connection
down.
The valid value is 1 to 100. The default is 5.
Note: TCP keepalive is enabled per SIP Interface in
the SIP Interfaces table.
General SIP Parameters
The general SIP parameters are described in the table below.
Table 60-30:General SIP Parameters
Parameter Description
[MaxSDPSessionVers
ionId] Defines the maximum number of characters allowed in the SDP
body's "o=" (originator and session identifier) field for the session ID
and session version values. An example of an "o=" line with session
ID and session version values (in bold) is shown below:
o=jdoe
2890844526 2890842807
IN IP4 10.47.16.5
The valid value range is 1,000 to 214,748,3647 (default).
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