3Com 3C13701 Module Manual page 50

3Com Router 5000 and Router 6000 v2.41
Module Guide
Figure 2-37 X.21 DCE cable
RS449 DTE cable
Figure 2-38 RS449 DTE cable
RS449 DCE cable
Figure 2-39 RS449 DCE cable
RS530 DTE cable
Figure 2-40 RS530 DTE cable
Chapter 2 Smart Interface Cards
2-33