B
R
I
D
G
E
/R
O
U
T
E
R
S
P
E
C
I
F
I
C
A
T
I
O
N
A
N
D
C
A
B
L
E
P
I
N
A
S
S
I
G
N
M
E
N
T
S
Specifications A-1
LAN Connector Interfaces A-1
WAN Connector Interface A-1
ISDN Connector Interface A-1
BRI Bridge/Router Module A-1
PRI Bridge/Router Module A-1
Management Connector Interface A-2
Bridge Characteristics A-2
Performance A-2
Approvals A-3
Physical Description A-3
LAN Port Pin Assignments A-4
AUI Cable A-4
10BaseT Connecting Cable A-5
ISDN Port Cable Pin Assignments A-5
WAN Port Cable Pin Assignments A-6
X.21/V.11 A-6
V.24/ V.28 A- 7
V.35/ V.36 A- 8
Management Port Cable Pin Assignments A-9
T
E
C
H
N
I
C
A
L
S
U
P
P
O
R
T
On-line Technical Services B-1
3Com Bulletin Board Service B-1
Access by Modem B-1
Access by ISDN B-2
World Wide Web Site B-2
Support from Your Network Supplier B-3
Support from 3Com B-4
Returning Products for Repair B-5