Cabletron Systems FRM User Manual - Monitoring Traffic
St atus Displays
19-7
●
TD(2)
, etc. – The signal names (with connector pin numbers in parentheses) are
listed as
ON
,
OFF
, or
UNK
(unknown: non-functional, unused, or in transition
between states). For different physical interfaces, the names remain the same,
but the numbers change.
If displaying signal information for a remote subscriber, press
[F2]
to update the data.
(The display for a remotely controlled FRM shows, by default, the current values at
the time you entered the RLP number.)
Pressing
[F5]
will bring up the display for the next sequentially numbered RLP.
[F5]
operates in a circular fashion; pressing
[F5]
while displaying RLP 2 will display RLP
0.
Monitoring Traffic
Serial Ports
The port monitor displays the control data and information data of traffic passing over
a serial interface. Data can be gathered in real time for an X.25, SDLC, BSC, or async
port, or an LLC2 session.
Running the traffic monitor on a frame relay port will degrade
performance on the port.
Press
[A]
at the Traffic Monitor Menu (or
[C], [E], [A]
from the Main Menu) and, when
prompted, enter:
●
RLP
:
0–2
.
●
Port
:
0–63
, or
65
to monitor LLC2 sessions.
While remotely controlling a node, you cannot monitor the line to which
you are connected.
A message like the following will appear:
Display Selection is: mode: Hexadecimal
LCN: All
for RLP: 2 Port: 2
Level: 3,
Data length: 25
Data Link Mgmt
FR1490:Classified, Interpreted
Selected Packets are: QData Call Clear Restart Reset Int Diag Unk only
SDLC Station Address Filter: ff
Options are F,H,L,M,S,D,Q,C,R,T,A,2,3,E,P - and F3 to exit
Press F to start
The
Options
act as follows:
A
Enables/disables display of all/no packets.
C
Enables/disables display of X.25 Call Request/Clear packets.
D
Enables/disables display of Data packets on an X.25 port, or non-LMI DLCI
information on a frame relay port. On a frame relay port, the C/R, FECN,