The CUCM my company is interconnected to the network of a telecom operator with a link QSIG E1.
Our internal network we can call external numbers via the QSIG link. But we can not receive the calls from operator through this link.
debug q931 give me:
Jul 16 14:05:24.939: ISDN Se3/1:15 Q931: RX <- SETUP pd = 8 callref = 0x008E
Bearer Capability i = 0x8090A3
Standard = CCITT
Transfer Capability = Speech
Transfer Mode = Circuit
Transfer Rate = 64 kbit/s
Channel ID i = 0xA18389
Preferred, Channel 9
Calling Party Number i = 0x2183, '7723693'
Called Party Number i = 0xA1, '2607'
Jul 16 14:05:24.943: ISDN Se3/1:15 Q931: TX -> RELEASE_COMP pd = 8 callref = 0x808E
Cause i = 0x8081 - Unallocated/unassigned number
Jul 16 14:05:25.935: ISDN Se3/1:15 Q931: RX <- ALERTING pd = 8 callref = 0x8146
Progress Ind i = 0x8488 - In-band info or appropriate now available
The operator can send me that 4 digit which is normal. The number called, 2607, are on my call manager
controller E1 3/1
pri-group timeslots 1-31 service mgcp
no ip address
isdn switch-type primary-qsig
isdn incoming-voice voice
isdn bind-l3 ccm-manager
no cdp enable
Please help me