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4
M
O
N
I
T
O
R
I
N
G
E
D
G
E
R
O
U
T
E
R
M
O
D
U
L
E
O
P
E
R
A
T
I
O
N
Monitoring Edge Router Module Operation 4-1
Showing Module Configuration and Status 4-3
Using the SHOW MODULE Command 4-4
Using the SHOW PORT Command 4-6
5
T
R
O
U
B
L
E
S
H
O
O
T
I
N
G
Troubleshooting Startup Problems 5-2
Troubleshooting Router-Specific Problems 5-2
Troubleshooting Mailbox Interface Problems 5-2
Troubleshooting 3Com Carrier Problems 5-2
Troubleshooting Network Connectivity Problems 5-3
Troubleshooting WAN Connectivity Problems 5-4
Correcting Operating Malfunctions 5-5
A
S
P
E
C
I
F
I
C
A
T
I
O
N
S
General Specifications A-2
Electrical Specifications A-2
Environmental Specifications A-3
Mechanical Specifications A-3
Hub Capacities A-4
ONline Hub Capacities A-4
ONcore Hub Capacities A-4
Cable Pinouts A-5
Console Port Pinouts A-6
DTE Console Port A-6
Mini-DIN to DB-25 Modem Cable A-7
Auxiliary Port Pinouts A-8
Mini-DIN to DB-25 Modem Cable A-8
DB-25 Null Modem Cable A-9
Serial Port Pinouts A-9
EIA-530 DTE Synchronous Serial Cable Pinouts A-10
RS-232 DTE and DCE Serial Cable Pinouts A-11
RS-449 DTE and DCE Serial Cable Pinouts A-12
V.35 DTE and DCE Serial Cable Pinouts A-13
X.21 DTE and DCE Serial Cable Pinouts A-14