SmartWare Software Configuration Guide
Example: Defining the call transfer version
The following example shows how to use the implementation of the call-transfer according to draft-ietf-sip-cc-
transfer-02.
node(cfg)#gateway sip sip
node(gw-sip)[sip]#service default
node(svc-sip)[service]#call-transfer-version 2
SIP Profile
There is a new profile type, the SIP profile. It allows to specify disconnect cause mappings from SIP cause
codes to Q.931 cause codes, and vice versa.
As for all profiles, at system startup a profile called default exists, which can also be modified. As default, all SIP
gateways and interfaces use this profile default.
Only those causes have to be configured that differ from the default mapping. If a new profile is created, all
mappings are set to their default and only overwritten if configured. The default mapping in both directions is
according to RFC3398 - ISUP to SIP Mapping.
Mode: Configure
Step
1
[ name ] (cfg)# [no] profile sip name
2
[ name ] (pf-sip)[ name ]# map cause from-
sip sip-cause to q931-cause
3
[ name ] (pf-sip)[ name ]# map cause to-sip
q931-cause to sip-cause
[ name ] (pf-sip)[ name ]#[no] autonomous-
4
transitioning
Gateway configuration task list
Command
45 • SIP gateway configuration
Purpose
Create a new SIP profile/enter SIP profile
configuration mode.
Maps a specific SIP disconnect cause to a
Q.931 cause. Use tab completion for a com-
plete list of possible values for both
cause types.
Maps a specific Q.931 disconnect cause to
a SIP cause code. Use tab completion for a
complete list of possible values for both
cause types.
Switches on or off autonomous transitioning
between voice and fax T.38 calls. If autono-
mous transitioning is enabled (default), a call
with both T.38 and voice codecs enabled will
try opening two UDP ports simultaneously.
Consequently, the transition from voice to
T.38 happens without Re-Invite, just by send-
ing packets on the other port. Try switching
this command off if there are T.38 interopera-
bility problems. Some session border control-
lers / SIP ALGs mess autonomous
transitioning up.
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