# L2TP Terminate Reasons

Table 54 lists the default L2TP terminate mappings. The table indicates the supported L2TP terminate reasons and the RADIUS Acct-Terminate-Cause attributes they are mapped to by default.

Table 54: Default L2TP Mappings

L2TP Terminate Reason | RADIUS Acct-Terminate-Cause
--- | ---
| Code | Description
session access interface down | 8 | port error
session admin close | 6 | admin reset
session admin drain | 6 | admin reset
session call down | 10 | nas request
session call failed | 15 | service unavailable
session create failed limit reached | 9 | nas error
session create failed no resources | 9 | nas error
session create failed single shot tunnel already fired | 9 | nas error
session create failed too busy | 9 | nas error
session failover protocol resync disconnect | 6 | admin reset
session hardware unavailable | 8 | port error
session no resources server port | 9 | nas error
session not ready | 9 | nas error
session rx cdn | 10 | nas request
session rx cdn avp bad hidden | 10 | nas request
session rx cdn avp bad value assigned session id | 10 | nas request
session rx cdn avp duplicate value assigned session id | 10 | nas request
session rx cdn avp malformed bad length | 10 | nas request
session rx cdn avp malformed truncated | 10 | nas request
session rx cdn avp missing mandatory assigned session id | 10 | nas request
session rx cdn avp missing mandatory result code | 10 | nas request
session rx cdn avp missing random vector | 10 | nas request
session rx cdn avp missing secret | 10 | nas request
session rx cdn avp unknown | 10 | nas request
session rx cdn no resources | 10 | nas request
session rx iccn avp bad hidden | 10 | nas request
session rx iccn avp bad value framing type | 10 | nas request
session rx iccn avp bad value proxy authen type | 10 | nas request
session rx iccn avp bad value unsupported proxy authen type | 10 | nas request
session rx iccn avp malformed bad length | 10 | nas request
session rx iccn avp malformed truncated | 10 | nas request
session rx iccn avp missing mandatory connect speed | 10 | nas request
session rx iccn avp missing mandatory framing type | 10 | nas request
session rx iccn avp missing mandatory proxy authen challenge | 10 | nas request
session rx iccn avp missing mandatory proxy authen id | 10 | nas request
session rx iccn avp missing mandatory proxy authen name | 10 | nas request
session rx iccn avp missing mandatory proxy authen response | 10 | nas request
session rx iccn avp missing random vector | 10 | nas request
session rx iccn avp missing secret | 10 | nas request
session rx iccn avp unknown | 10 | nas request
session rx iccn no resources | 10 | nas request
session rx iccn unexpected | 10 | nas request
session rx icrp avp bad hidden | 10 | nas request
session rx icrp avp bad value assigned session id | 10 | nas request
session rx icrp avp duplicate value assigned session id | 10 | nas request
session rx icrp avp malformed bad length | 10 | nas request
session rx icrp avp malformed truncated | 10 | nas request
session rx icrp avp missing mandatory assigned session id | 10 | nas request
session rx icrp avp missing random vector | 10 | nas request
session rx icrp avp missing secret | 10 | nas request
session rx icrp avp unknown | 10 | nas request
session rx icrp no resources | 10 | nas request
session rx icrp unexpected | 10 | nas request
session rx icrq admin close | 6 | admin reset
session rx icrq authenticate failed host | 10 | nas request
session rx icrq avp bad hidden | 10 | nas request
session rx icrq avp bad value assigned session id | 10 | nas request
session rx icrq avp bad value bearer type | 10 | nas request
session rx icrq avp bad value cisco nas port | 10 | nas request
session rx icrq avp duplicate value assigned session id | 10 | nas request
session rx icrq avp malformed bad length | 10 | nas request
session rx icrq avp malformed truncated | 10 | nas request
session rx icrq avp missing mandatory assigned session id | 10 | nas request
session rx icrq avp missing mandatory call serial number | 10 | nas request
session rx icrq avp missing random vector | 10 | nas request
session rx icrq avp missing secret | 10 | nas request
session rx icrq avp unknown | 10 | nas request
session rx icrq no resources | 10 | nas request
session rx icrq unexpected | 10 | nas request
session rx occn avp bad hidden | 10 | nas request
session rx occn avp bad value framing type | 10 | nas request
session rx occn avp malformed bad length | 10 | nas request
session rx occn avp malformed truncated | 10 | nas request
session rx occn avp missing mandatory connect speed | 10 | nas request
session rx occn avp missing mandatory framing type | 10 | nas request
session rx occn avp missing random vector | 10 | nas request
session rx occn avp missing secret | 10 | nas request
session rx occn avp unknown | 10 | nas request
session rx occn no resources | 10 | nas request
session rx occn unexpected | 10 | nas request
session rx ocrp avp bad hidden | 10 | nas request
session rx ocrp avp bad value assigned session id | 10 | nas request
session rx ocrp avp duplicate value assigned session id | 10 | nas request
session rx ocrp avp malformed bad length | 10 | nas request
session rx ocrp avp malformed truncated | 10 | nas request
session rx ocrp avp missing mandatory assigned session id | 10 | nas request
session rx ocrp avp missing random vector | 10 | nas request
session rx ocrp avp missing secret | 10 | nas request
session rx ocrp avp unknown | 10 | nas request
session rx ocrp no resources | 10 | nas request
session rx ocrp unexpected | 10 | nas request
session rx ocrq admin close | 10 | admin reset
session rx ocrq authenticate failed host | 10 | nas request
session rx ocrq avp bad hidden | 10 | nas request
session rx ocrq avp bad value assigned session id | 10 | nas request
session rx ocrq avp bad value bearer type | 10 | nas request
session rx ocrq avp bad value framing type | 10 | nas request
session rx ocrq avp duplicate value assigned session id | 10 | nas request
session rx ocrq avp malformed bad length | 10 | nas request
session rx ocrq avp malformed truncated | 10 | nas request
session rx ocrq avp missing mandatory assigned session id | 10 | nas request
session rx ocrq avp missing mandatory bearer type | 10 | nas request
session rx ocrq avp missing mandatory call serial number | 10 | nas request
session rx ocrq avp missing mandatory called number | 10 | nas request
session rx ocrq avp missing mandatory framing type | 10 | nas request
session rx ocrq avp missing mandatory maximum bps | 10 | nas request
session rx ocrq avp missing mandatory minimum bps | 10 | nas request
session rx ocrq avp missing random vector | 10 | nas request
session rx ocrq avp missing secret | 10 | nas request
session rx ocrq avp unknown | 10 | nas request
session rx ocrq no resources | 10 | nas request
session rx ocrq unexpected | 10 | nas request
session rx ocrq unsupported | 9 | nas error
session rx sli avp bad hidden | 10 | nas request
session rx sli avp bad value accm | 10 | nas request
session rx sli avp malformed bad length | 10 | nas request
session rx sli avp malformed truncated | 10 | nas request
session rx sli avp missing mandatory accm | 10 | nas request
session rx sli avp missing random vector | 10 | nas request
session rx sli avp missing secret | 10 | nas request
session rx sli avp unknown | 10 | nas request
session rx sli no resources | 10 | nas request
session rx unexpected packet lac incoming | 10 | nas request
session rx unexpected packet lac outgoing | 10 | nas request
session rx unexpected packet lns incoming | 10 | nas request
session rx unexpected packet lns outgoing | 10 | nas request
session rx unknown session id | 10 | nas request
session rx wen avp bad hidden | 10 | nas request
session rx wen avp malformed bad length | 10 | nas request
session rx wen avp malformed truncated | 10 | nas request
session rx wen avp missing mandatory call errors | 10 | nas request
session rx wen avp missing random vector | 10 | nas request
session rx wen avp missing secret | 10 | nas request
session rx wen avp unknown | 10 | nas request
session rx wen no resources | 10 | nas request
session timeout connection | 10 | nas request
session timeout inactivity | 4 | idle timeout
session timeout session | 5 | session timeout
session timeout upper create | 9 | nas error
session transmit speed unavailable | 9 | nas error
session tunnel down | 15 | service unavailable
session tunnel failed | 15 | service unavailable
session tunnel switch profile deleted | 6 | admin reset
session tunneled interface down | 8 | port error
session unknown cause | 9 | nas error
session upper create failed | 9 | nas error
session upper removed | 15 | service unavailable
session warmstart not operational | 15 | service unavailable
session warmstart recovery error | 15 | service unavailable
session warmstart upper not restacked | 10 | nas request
tunnel admin close | 6 | admin reset
tunnel admin drain | 6 | admin reset
tunnel control channel failed | 15 | service unavailable
tunnel created no sessions | 1 | user request
tunnel destination address changed | 6 | admin reset
tunnel destination down | 10 | nas request
tunnel failover protocol no resources for recovery tunnel | 15 | service unavailable
tunnel failover protocol no resources for session resync | 15 | service unavailable
tunnel failover protocol not supported | 15 | service unavailable
tunnel failover protocol not supported by peer | 15 | service unavailable
tunnel failover protocol recovery control channel failed | 15 | service unavailable
tunnel failover protocol recovery tunnel failed | 15 | service unavailable
tunnel failover protocol recovery tunnel finished | 1 | user request
tunnel failover protocol recovery tunnel primary down | 1 | user request
tunnel failover protocol session resync failed | 15 | service unavailable
tunnel host profile changed | 6 | admin reset
tunnel host profile deleted | 6 | admin reset
tunnel rx scccn authenticate failed challenge | 17 | user error
tunnel rx scccn avp bad hidden | 15 | service unavailable
tunnel rx scccn avp bad value challenge response | 15 | service unavailable
tunnel rx scccn avp malformed bad length | 15 | service unavailable
tunnel rx scccn avp malformed truncated | 15 | service unavailable
tunnel rx scccn avp missing challenge response | 17 | user error
tunnel rx scccn avp missing random vector | 15 | service unavailable
tunnel rx scccn avp missing secret | 15 | service unavailable
tunnel rx scccn avp unexpected challenge response | 15 | service unavailable
tunnel rx scccn avp unknown | 15 | service unavailable
tunnel rx scccn no resources | 15 | service unavailable
tunnel rx scccn session id not null | 15 | service unavailable
tunnel rx scccn unexpected | 15 | service unavailable
tunnel rx sccrp authenticate failed challenge | 17 | user error
tunnel rx sccrp authenticate failed host | 17 | user error
tunnel rx sccrp avp bad hidden | 15 | service unavailable
tunnel rx sccrp avp bad value assigned tunnel id | 15 | service unavailable
tunnel rx sccrp avp bad value bearer capabilities | 15 | service unavailable
tunnel rx sccrp avp bad value challenge | 15 | service unavailable
tunnel rx sccrp avp bad value challenge response | 15 | service unavailable
tunnel rx sccrp avp bad value failover capability | 15 | service unavailable
tunnel rx sccrp avp bad value framing capabilities | 15 | service unavailable
tunnel rx sccrp avp bad value protocol version | 15 | service unavailable
tunnel rx sccrp avp bad value receive window size | 15 | service unavailable
tunnel rx sccrp avp duplicate value assigned tunnel id | 15 | service unavailable
tunnel rx sccrp avp malformed bad length | 15 | service unavailable
tunnel rx sccrp avp malformed truncated | 15 | service unavailable
tunnel rx sccrp avp missing challenge response | 17 | user error
tunnel rx sccrp avp missing mandatory assigned tunnel id | 15 | service unavailable
tunnel rx sccrp avp missing mandatory framing capabilities | 15 | service unavailable
tunnel rx sccrp avp missing mandatory host name | 15 | service unavailable
tunnel rx sccrp avp missing mandatory protocol version | 15 | service unavailable
tunnel rx sccrp avp missing random vector | 15 | service unavailable
tunnel rx sccrp avp missing secret | 15 | service unavailable
tunnel rx sccrp avp unexpected challenge response | 15 | service unavailable
tunnel rx sccrp avp unexpected challenge without secret | 15 | service unavailable
tunnel rx sccrp avp unknown | 15 | service unavailable
tunnel rx sccrp no resources | 15 | service unavailable
tunnel rx sccrp session id not null | 15 | service unavailable
tunnel rx sccrp unexpected | 15 | service unavailable
tunnel rx sccrq admin close | 6 | admin reset
tunnel rx sccrq authenticate failed host | 17 | user error
tunnel rx sccrq avp bad hidden | 15 | service unavailable
tunnel rx sccrq avp bad value assigned tunnel id | 15 | service unavailable
tunnel rx sccrq avp bad value bearer capabilities | 15 | service unavailable
tunnel rx sccrq avp bad value challenge | 15 | service unavailable
tunnel rx sccrq avp bad value failover capability | 15 | service unavailable
tunnel rx sccrq avp bad value framing capabilities | 15 | service unavailable
tunnel rx sccrq avp bad value protocol version | 15 | service unavailable
tunnel rx sccrq avp bad value receive window size | 15 | service unavailable
tunnel rx sccrq avp duplicate value assigned tunnel id | 15 | service unavailable
tunnel rx sccrq avp malformed bad length | 15 | service unavailable
tunnel rx sccrq avp malformed truncated | 15 | service unavailable
tunnel rx sccrq avp missing mandatory assigned tunnel id | 15 | service unavailable
tunnel rx sccrq avp missing mandatory framing capabilities | 15 | service unavailable
tunnel rx sccrq avp missing mandatory host name | 15 | service unavailable
tunnel rx sccrq avp missing mandatory protocol version | 15 | service unavailable
tunnel rx sccrq avp missing random vector | 15 | service unavailable
tunnel rx sccrq avp missing secret | 15 | service unavailable
tunnel rx sccrq avp unexpected challenge without secret | 15 | service unavailable
tunnel rx sccrq avp unknown | 15 | service unavailable
tunnel rx sccrq bad address | 15 | service unavailable
tunnel rx sccrq no resources | 15 | service unavailable
tunnel rx sccrq no resources max tunnels | 15 | service unavailable
tunnel rx sccrq session id not null | 15 | service unavailable
tunnel rx sccrq unexpected | 15 | service unavailable
tunnel rx stopccn | 1 | user request
tunnel rx stopccn avp bad hidden | 15 | service unavailable
tunnel rx stopccn avp bad value assigned tunnel id | 15 | service unavailable
tunnel rx stopccn avp duplicate value assigned tunnel id | 15 | service unavailable
tunnel rx stopccn avp malformed bad length | 15 | service unavailable
tunnel rx stopccn avp malformed truncated | 15 | service unavailable
tunnel rx stopccn avp missing mandatory assigned tunnel id | 15 | service unavailable
tunnel rx stopccn avp missing mandatory result code | 15 | service unavailable
tunnel rx stopccn avp missing random vector | 15 | service unavailable
tunnel rx stopccn avp missing secret | 15 | service unavailable
tunnel rx stopccn avp unknown | 15 | service unavailable
tunnel rx stopccn no resources | 15 | service unavailable
tunnel rx stopccn session id not null | 15 | service unavailable
tunnel rx frs avp malformed truncated | 15 | service unavailable
tunnel rx frs avp missing mandatory failover session state | 15 | service unavailable
tunnel rx frs avp missing random vector | 15 | service unavailable
tunnel rx frs avp missing secret | 15 | service unavailable
tunnel rx frs avp unknown | 15 | service unavailable
tunnel rx frs no resources | 15 | service unavailable
tunnel rx frs session id not null | 15 | service unavailable
tunnel rx fsq avp bad hidden | 15 | service unavailable
tunnel rx fsq avp malformed bad length | 15 | service unavailable
tunnel rx fsq avp malformed truncated | 15 | service unavailable
tunnel rx fsq avp missing mandatory failover session state | 15 | service unavailable
tunnel rx fsq avp missing random vector | 15 | service unavailable
tunnel rx fsq avp missing secret | 15 | service unavailable
tunnel rx fsq avp unknown | 15 | service unavailable
tunnel rx fsq no resources | 15 | service unavailable
tunnel rx fsq session id not null | 15 | service unavailable
tunnel rx fsr avp bad hidden | 15 | service unavailable
tunnel rx fsr avp malformed bad length | 15 | service unavailable
tunnel rx unexpected packet | 15 | service unavailable
tunnel rx unexpected packet for session | 15 | service unavailable
tunnel rx unknown packet message type indecipherable | 15 | service unavailable
tunnel rx unknown packet message type unrecognized | 15 | service unavailable
tunnel rx recovery scccn authenticate failed challenge | 17 | user error
tunnel rx recovery scccn avp bad hidden | 15 | service unavailable
tunnel rx recovery scccn avp bad value challenge response | 15 | service unavailable
tunnel rx recovery scccn avp malformed bad length | 15 | service unavailable
tunnel rx recovery scccn avp malformed truncated | 15 | service unavailable
tunnel rx recovery scccn avp missing challenge response | 17 | user error
tunnel rx recovery scccn avp missing random vector | 15 | service unavailable
tunnel rx recovery scccn avp missing secret | 15 | service unavailable
tunnel rx recovery scccn avp unexpected challenge response | 15 | service unavailable
tunnel rx recovery scccn avp unknown | 15 | service unavailable
tunnel rx recovery scccn no resources | 15 | service unavailable
tunnel rx recovery scccn session id not null | 15 | service unavailable
tunnel rx recovery sccrp authenticate failed challenge | 17 | user error
tunnel rx recovery sccrp avp bad hidden | 15 | service unavailable
tunnel rx recovery sccrp avp bad value assigned tunnel id | 15 | service unavailable
tunnel rx recovery sccrp avp bad value bearer capabilities | 15 | service unavailable
tunnel rx recovery sccrp avp bad value challenge | 15 | service unavailable
tunnel rx recovery sccrp avp bad value challenge response | 15 | service unavailable
tunnel rx recovery sccrp avp bad value framing capabilities | 15 | service unavailable
tunnel rx recovery sccrp avp bad value protocol version | 15 | service unavailable
tunnel rx recovery sccrp avp bad value receive window size | 15 | service unavailable
tunnel rx recovery sccrp avp bad value suggested control sequence | 15 | service unavailable
tunnel rx recovery sccrp avp duplicate value assigned tunnel id | 15 | service unavailable
tunnel rx recovery sccrp avp malformed bad length | 15 | service unavailable
tunnel rx recovery sccrp avp malformed truncated | 15 | service unavailable
tunnel rx recovery sccrp avp mismatched host name | 15 | service unavailable
tunnel rx recovery sccrp avp mismatched vendor name | 15 | service unavailable
tunnel rx recovery sccrp avp missing challenge response | 17 | user error
tunnel rx recovery sccrp avp missing mandatory assigned tunnel id | 15 | service unavailable
tunnel rx recovery sccrp avp missing mandatory framing capabilities | 15 | service unavailable
tunnel rx recovery sccrp avp missing mandatory host name | 15 | service unavailable
tunnel rx recovery sccrp avp missing mandatory protocol version | 15 | service unavailable
tunnel rx recovery sccrp avp missing random vector | 15 | service unavailable
tunnel rx recovery sccrp avp missing secret | 15 | service unavailable
tunnel rx recovery sccrp avp unexpected challenge response | 15 | service unavailable
tunnel rx recovery sccrp avp unexpected challenge without secret | 15 | service unavailable
tunnel rx recovery sccrp avp unknown | 15 | service unavailable
tunnel rx recovery sccrp no resources | 15 | service unavailable
tunnel rx recovery sccrp session id not null | 15 | service unavailable
tunnel rx recovery sccrq admin close | 6 | admin reset
tunnel rx recovery sccrq avp bad hidden | 15 | service unavailable
tunnel rx recovery sccrq avp bad value assigned tunnel id | 15 | service unavailable
tunnel rx recovery sccrq avp bad value bearer capabilities | 15 | service unavailable
tunnel rx recovery sccrq avp bad value challenge | 15 | service unavailable
tunnel rx recovery sccrq avp bad value framing capabilities | 15 | service unavailable
tunnel rx recovery sccrq avp bad value protocol version | 15 | service unavailable
tunnel rx recovery sccrq avp bad value receive window size | 15 | service unavailable
tunnel rx recovery sccrq avp bad value tunnel recovery | 15 | service unavailable
tunnel rx recovery sccrq avp duplicate value assigned tunnel id | 15 | service unavailable
tunnel rx recovery sccrq avp duplicate value tie breaker | 15 | service unavailable
tunnel rx recovery sccrq avp malformed bad length | 15 | service unavailable
tunnel rx recovery sccrq avp malformed truncated | 15 | service unavailable
tunnel rx recovery sccrq avp mismatched host name | 15 | service unavailable
tunnel rx recovery sccrq avp mismatched vendor name | 15 | service unavailable
tunnel rx recovery sccrq avp missing mandatory assigned tunnel id | 15 | service unavailable
tunnel rx recovery sccrq avp missing mandatory framing capabilities | 15 | service unavailable
tunnel rx recovery sccrq avp missing mandatory host name | 15 | service unavailable
tunnel rx recovery sccrq avp missing mandatory protocol version | 15 | service unavailable
tunnel rx recovery sccrq avp missing mandatory tunnel recovery | 15 | service unavailable
tunnel rx recovery sccrq avp missing random vector | 15 | service unavailable
tunnel rx recovery sccrq avp missing secret | 15 | service unavailable
tunnel rx recovery sccrq avp missing tie breaker | 15 | service unavailable
tunnel rx recovery sccrq avp unexpected challenge without secret | 15 | service unavailable
tunnel rx recovery sccrq avp unknown | 15 | service unavailable
tunnel rx recovery sccrq no resources | 15 | service unavailable
tunnel rx recovery sccrq session id not null | 15 | service unavailable
tunnel rx recovery sccrq tunnel id not null | 15 | service unavailable
tunnel rx recovery stopccn avp bad hidden | 15 | service unavailable
tunnel rx recovery stopccn avp bad value assigned tunnel id | 15 | service unavailable
tunnel rx recovery stopccn avp duplicate value assigned tunnel id | 15 | service unavailable
tunnel rx recovery stopccn avp malformed bad length | 15 | service unavailable
tunnel rx recovery stopccn avp malformed truncated | 15 | service unavailable
tunnel rx recovery stopccn avp missing mandatory assigned tunnel id | 15 | service unavailable
tunnel rx recovery stopccn avp missing mandatory result code | 15 | service unavailable
tunnel rx recovery stopccn avp missing random vector | 15 | service unavailable
tunnel rx recovery stopccn avp missing secret | 15 | service unavailable
tunnel rx recovery stopccn avp unknown | 15 | service unavailable
tunnel rx recovery stopccn no resources | 15 | service unavailable
tunnel rx recovery stopccn session id not null | 15 | service unavailable
tunnel rx recovery unexpected packet | 15 | service unavailable
tunnel rx recovery unknown packet message type indecipherable | 15 | service unavailable
tunnel rx recovery unknown packet message type unrecognized | 15 | service unavailable
tunnel rx session packet null sid invalid | 15 | service unavailable
tunnel rx session packet null sid without assigned session id | 15 | service unavailable
tunnel timeout connection | 15 | service unavailable
tunnel timeout connection recovery tunnel | 15 | service unavailable
tunnel timeout idle | 1 | user request
tunnel unknown cause | 9 | nas error
tunnel warmstart not operational | 15 | service unavailable
tunnel warmstart recovery error | 15 | service unavailable