X.25 (lapb) trace messages, X.25 (lapb) trace message summary, X.25 (lapb) trace messages 500 – Cabletron Systems CSX1000 User Manual
Page 500: X.25 (lapb) trace message summary 500, X.25

USER’S GUIDE
500 CyberSWITCH
Out - X25 DTE RR LCN
Out - X25 Reset Ind LCN
Out - X25 Reset Request LCN
Out - X25 Restart Ind LCN
Out - X25 Restart Req LCN
X25 access
is occurring.
X.25
(LAPB)
T
RACE
M
ESSAGES
You can trace X.25 Link Access Procedure Balanced (LAPB) incoming and outgoing packets. This
LAPB trace information is placed into the Report log, which can be accessed by using the
dr
command. Enable this feature by using the
trace lapb on
command, and disable it with
trace
lapb off
.
X.25 (LAPB) T
RACE
M
ESSAGE
S
UMMARY
In - LAPB DISC
The DCE link layer is going off-line.
In - LAPB DM
The DCE is going off-line.
In - LAPB FRMR
The DCE has received an invalid frame.
In - LAPB I Frame, Tx Sequence =
In - LAPB REJ, Rx Sequence =
In - LAPB RNR, Rx Sequence =
In - LAPB RR, Rx Sequence =
In - LAPB SABM
The DCE is resetting the link layer.