[cisco-voip] SRTP on H323 GW Call Forward all

[Samuel Womack]

Scenario:

Using SRTP to secure call from IP Phones to H323 GW (PRI).

IP Phone forwards call to external Cell Phone #

Internal IP Phones that call the Forwarded IP Phone go to the External Cell
Phone #.

External Calls (ie. Cell et al) calling the Forwarded IP Phone get Fast
Busy...

Apr 20 12:05:45.443: ISDN Se0/0/0:23 Q931: TX -> SETUP pd = 8  callref =
0x00CC
        Bearer Capability i = 0x8090A2
                Standard = CCITT
                Transfer Capability = Speech
                Transfer Mode = Circuit
                Transfer Rate = 64 kbit/s
        Channel ID i = 0xA98394
                Exclusive, Channel 20
        Calling Party Number i = 0x2181, 'External Device calling In'
                Plan:ISDN, Type:National
        Called Party Number i = 0x80, 'Forwarded Number'
                Plan:Unknown, Type:Unknown
        Redirecting Number i = 0x00008F, 'Forwarded IP Phone'
                Plan:Unknown, Type:Unknown
Apr 20 12:05:45.447: ISDN Se0/0/0:23 Q931: TX -> DISCONNECT pd = 8  callref
= 0x00CB
        Cause i = 0x80C1 - Bearer capability not implemented
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