RADIUS Attribute - Acct-Terminate-Cause
This attribute indicates how the session was terminated and is only present in an Accounting-Request that has the Status-Type set to Stop.
A summary of the Acct-Terminate-Cause attribute format is shown below. The fields are transmitted from left to right.
Type (IETF Number) = 49 for Acct-Terminate-Cause
Length = 6
Value:The Value field is four octets, containing an integer specifying the cause of session termination, as follows:
| Reason |
Description |
| User Request |
User/Subscriber requested termination of service, for example with LCP Terminate or by logging out. |
| Lost Carrier |
DCD was dropped on the port. |
| Lost Service |
Service can no longer be provided; for example, user's/subscriber's connection to a host was interrupted. |
| Idle Timeout |
Idle timer expired. |
| Session Timeout |
Maximum session length timer expired. |
| Admin Reset |
Administrator reset the port or session. |
| Admin Reboot |
Administrator is ending service on the NAS, for example prior to rebooting the NAS. |
| Port Error |
NAS detected an error on the port which required ending the session. |
| NAS Error |
NAS detected some error (other than on the port) which required ending the session. |
| NAS Request |
NAS ended the session for a non-error reason not otherwise listed here. |
| NAS Reboot |
The NAS ended the session in order to reboot non-administratively ("i.e. a system crash"). |
| Port Unneeded |
NAS ended session because resource usage fell below low-water mark (for example, if a bandwidth-on-demand algorithm decided that the port was no longer needed). |
| Port Preempted |
NAS ended the session in order to allocate the port to a higher priority use. |
| Port Suspended |
NAS ended session to suspend a virtual session. |
| Service Unavailable |
NAS was unable to provide requested service. |
| Callback |
NAS is terminating current session in order to perform callback for a new session |
| User Error |
Input from the user/subscriber is in error, causing termination of the session. |
| Host Request |
Login Host terminated session normally. |