I-frames refused by LLC user
Counter that displays the number of I-frames discarded by the
software above the LLC. For example, DLSw (Data Link Switching).
Cumulative number of sessions
The total number of sessions that were opened over this SAP.
Number of active sessions
The total number of currently active sessions that are running over
the interface.
Session ID (int-sap-id)
The session ID for the monitoring interface.
Local MAC
The router’s LLC MAC address.
Remote MAC
The remote LLC’s MAC address.
Remote SAP
The remote SAP of the LLC connection.
Remote State
The finite state(s) that results from interaction between the LLC
peers. There are 21 states that are described below.
Link_Closed
The remote LLC peer is not known to the local LLC peer and is considered
as not existing.
Disconnected
The local LLC peer is known to the other peer. This LLC peer can send and
receive XID, TEST,SABME, and DISC commands; and XID TEST, UA, and
DM responses.
Link_Opening
The state of the local LLC peer after sending a SABME or UA in response
to a received SABME.
Disconnecting
The state of the local LLC after sending a DISC command to the remote
LLC peer.
FRMR_Sent
The local LLC peer has entered the frame reject exception state and has
sent a FRMR response across the link.
Link_Opened
The local LLC peer is in the data transfer phase.
Local_Busy
The local LLC peer is unable to receive additional I-frames.
Rejection
A local LLC peer that has received one or more out-of-sequence I-frames.
Checkpointing
The local LLC peer has sent a poll to the remote LLC peer and is waiting
for an appropriate response.
CKPT_LB
A combination of checkpointing and local busy states.
Monitoring LLC
Chapter17. Configuring and Monitoring LLC Interfaces 241