We are getting following error and wuld like to know solution for it.
Here is the error message from the Gateway:
%VOICE_IEC-3-GW: H323: Internal Error (H323 Interworking Error): IEC=1.1.127.5.21.0 on callID 14269 GUID=80FC8A6 9E6C901202F01C4020A03CA6A
R1#sh voice iec description 1.1.127.5.21.0
IEC Version: 1
Entity: 1 (Gateway)
Category: 127 (interworking (127))
Subsystem: 5 (H323)
Error: 21 (H323 Interworking Error)
Diagnostic Code: 0
R1#show h323 gateway cause-codes
CAUSE CODE STATISTICS AT 18w0d
DISC CAUSE CODE FROM OTHER PEER FROM H323 PEER
1 unassigned number (1) 0 30
16 normal call clearing ( 3129 3899
17 user busy (17) 0 1
18 no user response (18) 0 1
19 no user answer (19) 2 0
26 non selected user clea 2 0
27 destination out of ord 4 12
28 invalid number (28) 6 0
31 normal unspecified (31 32 15
38 network out of order ( 6 3
41 temporary failure (41) 1 3
102 recovery on timer expi 0 1
111 protocol error (111) 3 0
