3Com 3C13886 - Router OC-3 ATM SML Flexible Interface Card Installation Manual page 73

3Com Router Module Guide
All these cables use a DB-28 connector to connect the router, but the connector at the
network end varies with the type of the to-be-connected network.
V.24 DTE cable
Figure 3-28 V24 DTE cable
V.24 DCE cable
Figure 3-29 V.24 DCE cable
V.35 DTE cable
Figure 3-30 V.35 DTE cable
V.35 DCE cable
Figure 3-31 V.35 DCE cable
X.21 DTE cable
Chapter 3 Multifunctional Interface Modules
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