Modified: for 9.2.2
The following table lists the call termination reason codes:
Call Termination Reason Codes
ID | Definition |
---|---|
Q.931 Standard (0-127) | |
0 | INVALID DISCONNECT REASON |
1 | UNALLOCATED NUMBER |
2 | NO ROUTE TO SPECIFIED NETWORK |
3 | NO ROUTE TO DESTINATION [Ribbon codes 138 and 139 are mapped to this ID. This mapping is performed before ISUP Release Message is sent. The "underlying" Ribbon code is placed into accounting record.] (The SBC may release a call with this cause value if:
|
4 | SEND SPECIAL INFO TONE |
5 | MISDIALED TRUNK PREFIX |
6 | CHANNEL UNACCEPTABLE |
7 | CALL AWARDED |
8 | PREEMPTION |
9 | PREEMPTION - CIRCUIT RESERVED |
12 | VALUE NOT CODED |
16 | NORMAL ROUTE CLEARING |
17 | USER BUSY |
18 | NO USER RESPONDING (The SBC may release a call with this cause value if:
|
19 | NO ANSWER FROM USER (SBC may release a call with this cause value if ISUP for an egress call releasescallbecause of ANM timeout from SGX. In this case, the SGX forwards Q.931 code 102 (RECOVERY ON TIMER EXPIRY) to PSTN switch) |
20 | SUBSCRIBER ABSENT |
21 | CALL REJECTED |
22 | NUMBER CHANGED |
23 | UNALLOCATED DESTINATION NUMBER |
24 | UNKNOWN BUSINESS GROUP |
25 | EXCHANGE ROUTING ERROR |
26 | MISROUTED CALL TO PORTED NUMBER
|
27 | DESTINATION OUT OF ORDER |
28 | INVALID NUMBER FORMAT (The SBC may release a call with this cause value if LNP translation is performed by a downstream switch and General Address Parameter digits sent to the PSX are in an incorrect format, that is, either too many digits or the number type is incorrect.) |
29 | FACILITY REJECTED |
30 | RESPONSE TO STATUS ENQUIRY (ISUP specific and thus not applicable to ISDN, H323, or SIP calls.) |
31 | NORMAL UNSPECIFIED [Ribbon codes 133, 141, 144, and 145 are mapped to this ID. Mapping is performed before the ISUP Release Message is sent out. The "underlying" Ribbon code is placed into the accounting record.] [ISUP codes 6, 7, 24, and 25 are mapped to this ID] (The SBC may release a call with this cause value if:
|
32 | VALUE NOT CODED |
34 | NO CIRCUIT AVAILABLE [Ribbon codes 128, 140, and 142 are mapped to this ID. This mapping is performed before the ISUP Release Message is sent out. The "underlying" Ribbon code is placed into the accounting record.] The SBC may release a call with this cause value if:
|
35 | VALUE NOT CODED |
36 | VALUE NOT CODED |
38 | NETWORK OUT OF ORDER The SBC may release a call with this cause value if:
|
39 | PERM FM CONNECTION OOS |
40 | PERM FM CONNECTION OPERATIONAL |
41 | TEMPORARY FAILURE [Ribbon codes 131, 132, and 136 are mapped to this ID. This mapping is performed before the ISUP Release Message is sent out. The "underlying" Ribbon code is placed into the accounting record.] The SBC may release a call with this cause value if:
|
42 | SWITCHINGEQUIP CONGESTION |
43 | ACCESS INFORMATION DISCARDED |
44 | REQUESTED CIRCUIT NOT AVAILABLE |
45 | ANSI PREEMPTION |
46 | PRECEDENCE CALL BLOCKED |
47 | RESOURCE UNAVAILABLE UNSPECIFIED[ISUP codes 39, 40, and 45 are mapped to this ID.] |
49 | QUALITY OF SERVICE UNAVAILABLE |
50 | REQUESTED FACILITY NOT SUBSCRIBED |
51 | CALL TYPE INCOMPATIBLE WITHSEREVICE |
53 | OUTGOING CALL BARRED CUG |
54 | CALL BLOCKED GROUP RESTRICTIONS |
55 | INCOMING CALL BARRED CUG |
57 | BEARER CAPABILITY NOT AUTHORIZED |
58 | BEARER CAPABILITY PRESENTLY NOT AVAILABLE |
62 | INCONSISTENT OUTGOING SUBSCRIBER CLASS |
63 | SERVICE OR OPTION NOT AVAILABLE UNSPECIFIED [Ribbon code 137 is mapped to this ID. This mapping is performed before the ISUP Release Message is sent out. The "underlying" Ribbon code is placed into the accounting record.] [ISUP codes 49, 51, and 54 are mapped to this ID.] |
65 | BEARER CAPABILITY NOT IMPLEMENTED |
66 | CHANNEL TYPE NOT IMPLEMENTED |
69 | REQUESTED FACILITY NOT IMPLEMENTED |
70 | ONLY RESTRICTED DIGITAL INFO BEARER CAPABILITY AVAILABLE |
79 | SERVICE OR OPTION NOT IMPLEMENTED UNSPECIFIED[ISUP code 66 is mapped to this ID.] |
80 | VALUE NOT CODED |
81 | INVALID CALL REFERENCE |
82 | CHANNEL DOES NOT EXIST |
83 | SUSPENDED CALL NO IDENTITY |
84 | CALL IDENTITY IN USE |
85 | NO CALL SUSPENDED |
86 | CALL IDENTITY CLEARED |
87 | NOT MEMBER OF CUG (SBC may release a call with this cause value if this code is returned before an ANM/CONNECT message. CUG is CLOSED USER GROUP.) |
88 | INCOMPATIBLE DESTINATION |
90 | NON-EXISTENT CUG |
91 | INVALID NETWORK SELECTION |
95 | INVALID MESSAGE UNSPECIFIED[ISUP codes 81, 82, 83, 84, 85, and 86 are mapped to this ID.] |
96 | MANDATORY INFORMATION ELEMENT MISSING |
97 | MESSAGE TYPE NON-EXISTENT OR NOT IMPLEMENTED |
98 | MSG TYPE NC NE OR NI(NC is NOT COMPATIBLE. NE is NON EXISTING. NI is NOT IMPLEMENTED. This code typically suggests an incompatibility in the network.) |
99 | IE NOT IMPLEMENTED |
100 | INVALID INFORMATION ELEMENT CONTENT |
101 | MSG NOT COMPATIBLE WITH STATE |
102 | RECOVERY ON TIMER EXPIRY(The SBC may release a call with this cause value if the internal SBC Call Establishment Timer expires. This interval is 5 minutes.) |
103 | PARAMETER NOT IMPLEMENTED |
110 | UNRECOGNIZED PARAMETER |
111 | PROTOCOL ERROR UNSPECIFIED[ISUP codes 96, 98, 100, and 101 are mapped to this ID.] [nttfcc ISUP code 102 is mapped to this ID.] The SBC may release a call with this cause value if:
|
127 | INTERWORKING UNSPECIFIED The SBC may release a call with this cause value if:
|
Ribbon Extensions above 127: | |
128 | RESOURCES ALLOCATION FAILURE[This Ribbon code is mapped to Q.931 ID 34.] (The SBC may release a call with this cause value if:
|
129 | CHANNEL COLLISION BACKOFF[This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause value if a call collision occurs on the selected egress circuit, resulting in backoff and reattempt of the call.) |
130 | INSUFFICIENT DESTINATION RESOURCES [This Ribbon code is mapped to Q.931 ID 34.] (SBC may release a call with this cause value if insufficient resources are available on destination gateway and rerouting is invoked to reattempt the call via a different route on the originating gateway.) |
131 | RESOURCE FAILURE [This Ribbon code is mapped to Q.931 ID 41.] (SBC may release a call with this cause value if a resource that was being used by the call fails and is no longer available. Taking a span out of service could cause this code.) |
132 | MODULE FAILURE [This Ribbon code is mapped to Q.931 ID 41.] (SBC may release a call with this cause value if a catastrophic failure causes bulk teardown of all calls on the module, and those calls are disconnected. A module failure, a module switchover, a span failure, an SGX that is temporarily placed into "PAUSED" state while calls are active, a SBC-to-SGX IP network failure resulting in loss of connectivity, etc. could cause this code.) |
133 | MEDIA GATEWAY SERVICE GROUP EGRESS DISCONNECT [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause value if an egress disconnect is indicated due to receipt of the MGCP DLCX message.) |
134 | CONTINUITY CHECK FAILED, BACKOFF [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause value if a continuity check on an egress circuit fails, resulting in backoff and reattempt of the call on a different circuit.) |
135 | COLLISION REATTEMPT EXHAUSTED [This Ribbon code is mapped to Q.931 ID 41.] (The SBC may release a call with this cause value if two consecutive collisions occur on the egress ISUP/ISDN/CAS circuit. For PSTN-PSTN calls, after one reattempt, or two collisions, the call is released with this code. For PSTN-IP-IP-PSTN calls, the call isreattempted using the next route in the list.) |
136 | CONTINUITY REATTEMPT EXHAUSTED [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause value if two consecutive continuity tests on the selected egress circuits fail. After one reattempt, the call is released with this code.) |
137 | NO ROUTE FOR BEARER CAPABILITY [This Ribbon code is mapped to Q.931 ID 63.] (SBC may release a call with this cause value if PSX routing lookup fails because no route with the Bearer Capability required for this call exists on PSX.) |
138 | NO ROUTE SIGNALING [This Ribbon code is mapped to Q.931 ID 3.] (SBC may release call with this cause value if PSX routing lookup fails because no route with signaling required for this call exists on PSX.) |
139 | NO ROUTE DIRECTION [This Ribbon code is mapped to Q.931 ID 3.] (SBC may release call with this cause value if PSX routing lookup fails because no route with direction required for this call exists on PSX.) |
140 | CIRCUIT ENDPOINT RESOURCE ALLOCATION FAILURE [This Ribbon code is mapped to Q.931 ID 34.] (The SBC may release a call with this cause value if the circuit is released after being selected. Events such as a NIF being placed out of service or a port going into alarm may cause this code.) |
141 | DISCONNECT WITH NEW DESTINATION [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause value if the egress circuit is released while the ingress call is rerouted to a new destination, or the call is transferred.) |
142 | AUTOMATIC CONGESTION CONTROL PROCEDURE [This Ribbon code is mapped to Q.931 ID 34.] (The SBC may release a call with this cause value if Automatic Congestion Control (ACC) is configured, insufficient resources are detected at the far end, and the call is cancelled. When ACC is active, calls may be rerouted or cancelled, depending on:
|
143 | ACC ALTERNATE ROUTE [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause value if Automatic Congestion Control (ACC) is configured, insufficient resources are detected at the far end, and the call is rerouted. When ACC is active, calls may be rerouted or cancelled, depending on:
|
144 | PACKET LOSS EXCEEDS THRESHOLD [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause value if RTCP disconnects the call because the measured packet loss within a specified timeframe exceeds a configured threshold. This timeframe, the RTCP Sender Report interval, and the threshold value are specified in the PSX Packet Service Profile.) |
145 | NO RTP OR RTCP PACKETS [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause value if RTCP disconnects the call because no RTP or RTCP packets were received within the specified timeframe. This timeframe is two RTCP Sender Report intervals, as specified in the PSX Packet Service Profile. This absence of packets for this timeframe is "loss of RTP bearer channel".) |
146 | HOP COUNTER EXHAUSTED [This Ribbon code is mapped to Q.931 ID 25.] (The SBC may release a call with this cause value if the call was terminated because the ISUP hop counter was exhausted; not applicable to ISDN, H323, or SIP calls.) |
147 | CONVERSION FAILURE [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause value because the Gateway to Gateway Signaling protocol could not convert an MCS message.) |
148 | CPC_DISC_CONGESTION_REROUTE_NOT_PERMITTED [This Ribbon code is mapped to Q.931 ID 34.] (The SBC may release calls that utilize the BT-IUP service with this cause value.) |
149 | CPC_DISC_SBC_INCOMPATIBLE_DESTINATION [This Ribbon code is mapped to Q.931 ID 88.] (The SBC may release a call with this cause code if the SBC version running on the destination Gateway is not compatible with the SBC version running on the originating Gateway.) |
150 | CPC_DISC_NO_PSX_ROUTES [This Ribbon code is mapped to Q.931 ID 3.] (The SBC may release a call with this cause code if a policy response from the PSX that contains routes is received with no routes.) |
151 | CPC_DISC_SETUP_REQ_TIMER_EXPIRY [This Ribbon code is mapped to Q.931 ID 102.] (The SBC may release a call with this cause code if there is a timer expiry on a setup request, for example no response by the peer to a SIP INVITE message on the egress call leg. This reason code is in the defaultcrankback profile, and will causecrankback on the next route returned by PSX for the destination.) |
152 | CPC_DISC_GW_CONGESTED [This Ribbon code is mapped to Q.931 ID 42.] (The remote SBC may release a gateway-to-gateway call with this cause code to indicate that gateway is congested. The local SBC will then skip any additional routes in the route list for that call that go to the congested gateway.) |
153 | CPC_DISC_GLARE_OCCURRED [This Ribbon code is mapped to Q.931 ID 0.] (The SBC may release a call with this cause code when GLARE prevents a call from setting up. Hence this cause code will populate the Call Disconnect Reason Field in an ATTEMPT record.) |
154 | CPC_DISC_NO_TERM_CIT_RCVD [This Ribbon code is mapped to Q.931 ID 41.] (The SBC may release a call with this cause code if the "Terminating carrier information" or "Terminating CA" parameter in SIP message is not received before Answer state. Based on IP signaling control flag "Disconnect If Neither Terminating CA Nor CIC Received.") |
155 | CPC_DISC_BUSY_EVERYWHERE [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a High Probability of Completion (HPC) call with this cause code to indicate that all routes have failed.) |
156 | CPC_DISC_REASON_UNKNOWN_RESOURCE_PRIORITY [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a High Probability of Completion (HPC) call with this cause code when a bad resource priority header (RPH) isrecieved in a SIP message.) |
157 | CPC_DISC_REASON_BAD_EXTENSION [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause code when the required SIP Extension is not supported.) |
158 | CPC_DISC_REASON_QUEUE_TIMEOUT [This Ribbon code is mapped to Q.931 ID 34.] (The SBC may release a queued High Probability of Completion (HPC) call with this cause code if a queue timeout has occurred.) |
159 | CPC_DISC_REASON_FORBIDDEN [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release a call with this cause code if High Probability of Completion HPC treatment cannot be applied.) |
160 | (Reserved for future use) |
161 | CPC_DISC_REASON_QUEUEING_IMPOSSIBLE [This Ribbon code is mapped to Q.931 ID 34.] (The SBC may release a High Probability of Completion (HPC) call with this cause code because there are no available circuits and the call cannot be queued because queuing limits will be exceeded, or because queuing is not enabled.) |
162 | CPC_DISC_ACC_INGRESS (Indicates MLPP call preemption reasons) |
163 | CPC_DISC_UA_PREEMPTION |
164 | CPC_DISC_NETWORK_PREEMPTION (Indicates that the resouce-list content type transpaceny is not enabled, but incoming request has the resource-list content type.) |
165 | CPC_DISC_RESOURCE_LIST_TRANS_FAIL |
166 | CPC_DISC_PDD_TIMER_EXPIRED [This Ribbon code is mapped to Q.931 ID 42.] (The SBC may release a call with this cause code if disconnect happens due to PDD Timer expiry in the ATTEMPT Record.) |
168 | CPC_DISC_REASON_ADDRESS_UNREACHABLE |
169 | CPC_DISC_REASON_ADDRESS_UNREACHABLE_ARS |
172 | CPC_DISC_ERROR_INFO_RLS (The SBC may release a call with this cause code if there is an error in the release of the call while playing an announcement.) |
176 | CPC_DISC_TG_AUTH_FAIL [This Ribbon code is mapped to Q.931 ID 31.] (The SBC may release the call with this error code, if the request with credentials is rejected with non 401/407. This cause code is mapped to SIP error cause code of 403. This cause code can be configured to map to any SIP error cause.) |
177 | CPC_DISC_TG_AUTH_FAIL_401_407 [This Ribbon code is mapped to Q.931 ID 31.] (If the request with credentials is rejected with non 401/407, the call is rejected with new internal cause code. This cause code can be mapped to any SIP error cause code. By default, it is mapped to SIP cause code 403. This cause code can be configured to map to any SIP error cause.) |
178 | CPC_DISC_RX_RAR_GUARD_TIMER_EXPIRED This Indicates PLMN ID is not received in AAA. |
179 | CPC_DISC_INFO_METHOD_REJECT This Indicates SIP INFO method is not supported. |
180 | CPC_DISC_MESSAGE_METHOD_REJECT This Indicates SIP MESSAGE method is not supported. |
181 | CPC_DISC_NOTIFY_METHOD_REJECT This Indicates SIP NOTIFY method is not supported. |
182 | CPC_DISC_OPTIONS_METHOD_REJECT This Indicates SIP OPTIONS method is not supported. |
183 | CPC_DISC_PUBLISH_METHOD_REJECT This Indicates SIP PUBLISH method is not supported. |
184 | CPC_DISC_REFER_METHOD_REJECT This Indicates SIP REFER method is not supported. |
185 | CPC_DISC_REGISTER_METHOD_REJECT This Indicates SIP REGISTER method is not supported. |
186 | CPC_DISC_SUBSCRIBE_METHOD_REJECT This Indicates SIP SUBSCRIBE method is not supported. |
187 | CPC_DISC_UPDATE_METHOD_REJECT This Indicates SIP UPDATE method is not supported. |
188 | CPC_DISC_EP_CAC_VIDEO_THR This indicates Video threshold is crossed (Used Bandwidth above video threshold). |
189 | CPC_DISC_REFER_METHOD_RELAY This indicates to relay REFER Method. |
190 | CPC_DISC_ENCRYPT_LICENSE_ENFORCED This indicates Encrypt License is unavailable. |
191 | CPC_DISC_SRTP_LICENSE_ENFORCED This indicates SRTP license is unavailable. |
192 | CPC_DISC_RETRY_PROFILE_IN_REDIRECT_MODE This indicates Retry Profile is being applied in Redirection mode. |
193 | CPC_DISC_WITH_RETRY_PROFILE This indicates Retry Profile is being applied. |
194 | CPC_DISC_AMRNB_LICENSE_ENFORCED This indicates AMR Narrow Band License is unavailable. |
195 | CPC_DISC_AMRWB_LICENSE_ENFORCED This indicates AMR Wide Band License is unavailable. |
196 | CPC_DISC_EVRC_LICENSE_ENFORCED This indicates EVRC License is unavailable. |
197 | CPC_DISC_MRF_CALL_CLEANUP_RCVD This indicates Call tear down request received from MRF-RM(BYE received from MRF server). |
198 | CPC_DISC_MRF_MODIFY_FAILED This indicates MRF modify failed(MODIFY reply from MRF-RM). |
199 | CPC_DISC_VDSP_LICENSE_ENFORCED This indicates VDSP License is unavailable. |
200 | CPC_DISC_MRF_LICENSE_ENFORCED This indicates MRF License is unavailable. |
201 | CPC_DISC_CAC_NON_REG_LIMIT_REACHED This indicates CAC for Non Registered Eps Limit Reached. |
202 | CPC_DISC_EVS_LICENSE_ENFORCED This indicates EVS License is unavailable. |
203 | CPC_DISC_SMM_ACTION_TEARDOWN This indicates call tear down by SMM action. |
206 | CPC_DISC_SILK_LICENSE_ENFORCED This indicates SILK License is unavailable. |
211 | CPC_DISC_REFER_METHOD_BYE This indicates the call is terminated due to a REFER (BYE) message. |
216 | CPC_DISC_UNWANTED This indicates the call is terminated since it is unwanted. The SBC by default will map this code to SIP Status Code 607 and ISUP cause value 21. |
217 | CPC_DISC_REJECTED This indicates the call is rejected. The SBC by default will map this code to SIP Status Code 608 and ISUP cause value 21. |
218 | CPC_DISC_GLOBAL_FAILURE_609 This Indicate the call is terminated due to global failure with SIP cause 609. The SBC by default will map this code to SIP Status Code 609. |
219 | CPC_DISC_GLOBAL_FAILURE_610 This Indicate the call is terminated due to global failure with SIP cause 610. The SBC by default will map this code to SIP Status Code 610. |