Cease Subcodes

BGP uses the cease subcode in notification message to convey the reason for terminating the session. The cease subcodes currently supported are given in the following table.
Table 1. Supported Cease Subcodes
Subcode Description Supported?

1

Maximum Number of Prefixes Reached

Yes

2

Administrative Shutdown

Yes

3

Peer De-configured

Yes

4

Administrative Reset

No

5

Connection Rejected

Yes

6

Other Configuration Change

No

7

Connection Collision Resolution

Yes

8

Out of Resources

No