USER’S GUIDE
600 CyberSWITCH
fr clear
Clears the statistics counters associated with the
fr stat
command for the currently selected
access and DLCI.
fr clearall
Clears all statistics associated with the
fr stat
command.
fr lmi
Displays information relating to the LMI link on the currently-selected frame relay access, if
that access has the layer Management Interface enabled. The following list describes the fields
displayed when the FR LMI command is entered.
LMI State
The condition of the LMI link. Possible settings for this item are
WAIT FULL STATUS (S1),
WAIT T391 TIMEOUT (S2),
and
WAIT LIV STATUS (S3)
. The possible settings are
defined as follows:
WAIT FULL STATUS
The LMI state entered when the local frame relay software has transmitted a
STATUS
ENQUIRY
message requesting a
FULL REPORT STATUS
message.
WAIT T391 TIMEOUT
The LMI state entered when the local frame relay software has received a
STATUS
message
from the network in response to a previous
STATUS
ENQUIRY
and has restarted the T391
timer. (The T391 parameter is the configured Link Integrity Verification Timer.)
WAIT LIV STATUS
The LMI state entered when the local frame relay software has transmitted a
STATUS
ENQUIRY
message requesting a
LINK INTEGRITY VERIFICATION STATUS
message.
LMI Error State
Current LMI alarm condition. When this item is TRUE, the LMI alarm is on, and all associated
PVCs are unavailable. When this item is FALSE, the alarm condition is clear.
LMI DLCI
DLCI value associated with the LMI link. This is the DLCI value contained in all LMI messages
and varies according to the LMI format in effect. Note that this is not user configurable.
# LMI Frames Received
Number of frames received on the LMI link.
# Good LMI Frames Received
The number of valid LMI frames received during the last N391 period. This count is reset after
each N391 events. (The N391 parameter is the configured Full Status Enquiry Polling Count.)
# Errored LMI Frames Received
Number of invalid or errored LMI frames received during the last N391 period. This count is
reset when N392 is reached. (The N391 parameter is the configured Full Status Enquiry Polling
Count, and the N392 parameter is the configured Error Threshold Count.)
Unknown DLCI list
List of all unknown DLCIs which have been referenced by either STATUS messages or CLLM
messages. This information is helpful in finding and solving problems on the Frame Relay
