v Tel Sess Index

1.3.6.1.4.1.22.65.1.2.6.1.12.4.1.2

The session index in the context of the port, a non-zero positive integer. Session indexes within a port need not be sequential. Session indexes may be reused for different ports. For example, port 1 and port 3 may both have a session 2 at the same time.