Central Site Remote Access Switch 557
T
RACE
M
ESSAGES
X.25 (LAPB) Trace Messages
Out - X25 DTE RR LCN <logical channel number>, <number of bytes> bytes
The DTE is acknowledging 1 or more data packets received from the DCE.
Out - X25 Reset Ind LCN <logical channel number>, <number of bytes> bytes
The DCE is resetting a virtual circuit.
Out - X25 Reset Request LCN <logical channel number>, <number of bytes> bytes
The DTE is resetting a virtual circuit.
Out - X25 Restart Ind LCN <logical channel number>, <number of bytes> bytes
The DCE is resetting all virtual circuits.
Out - X25 Restart Req LCN <logical channel number>, <number of bytes> bytes
The DTE is resetting all virtual circuits.
X25 access <access index> in state <X25 manager state text> for event <X25 manager event text>
Tracks the X.25 access as it is coming up or going down, defining the state it is in and the event that
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 = <sequence Id>, Rx Sequence = <sequence Id>
The DTE has received a data frame from the DCE.
In - LAPB REJ, Rx Sequence = <sequence Id>
The DCE has detected a sequence error in the link layer.
In - LAPB RNR, Rx Sequence = <sequence Id>
The DCE is not ready to receive more frames.
In - LAPB RR, Rx Sequence = <sequence Id>
The DCE is acknowledging one or more frames from the DTE.
In - LAPB SABM
The DCE is resetting the link layer.
