Section 9 Sip Trunk Keep Alive Using Option Message - NEC Sl2100 Networking Manual

ISSUE 1.0
3. Press soft key CID.
4. Press Speaker.
S 9 SIP TRUNK KEEP ALIVE USING OPTION MESSAGE
ECTION
9.1 Description
The SL2100 provides support for "SIP Trunk Keep Alive" using OPTION message for all six SIP
Profiles, applicable to both IP System Interconnection and SIP Carrier mode.
9.1.1 Condition
• OPTION Keep Alive works for all SIP Carrier Type (PRG 10-29-14).
• Program 10-29-19 must be enabled for making OPTION Keep Alive to work for SIP Carrier mode.
• Program 10-23-05 must be enabled for making OPTION keep alive to work for IP system
Interconnection mode.
• SL2100 sends the OPTION message at the interval of the value set in program 84-14-18.
• OPTION Keep Alive can be sent to the SIP carrier or IP system Interconnection of Net Link
Secondary System.
• OPTION Keep Alive Call Restriction and Alarm of Net Link Secondary System are not supported.
• If SL2100 does not receive the 200-OK response from the SIP server then SL2100 would retry
sending of OPTION message for 32 seconds.
9.1.2 Default Settings
None
9.2 System Availability
9.2.1 Terminals
None
9.2.2 Trunks
SIP Trunks
9.2.3 Required Component(s)
IP7WW-VoIPDB-C1
SL2100 IP CHANNEL-16 LIC
SL2100 IP TRUNK-01 LIC
Networking Manual
SL2100
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