1-3
Cisco VG202 and Cisco VG204 Voice Gateways Software Configuration Guide
OL-16191-01
Chapter 1 Understanding Interface Numbering and Cisco IOS Software Basics
Port Numbering Conventions
Port Numbering Conventions
Figure 1-3 and Figure 1-4 show the port numbers of the Cisco VG202 and Cisco VG204 Voice
Gateways.
Figure 1-3 Back Panel Feature Locations on the Cisco VG202 Voice Gateway
Figure 1-4 Back Panel Feature Locations on the Cisco VG204 Voice Gateway
Port numbering conventions for the Cisco VG202 and Cisco VG204 Voice Gateways are as follows:
• Foreign Exchange Station (FXS) voice port numbering begins at 0/0 and extends to 0/2 or 0/4,
depending on the number of voice ports.
231880
12V DC SA
CO
NSOL
E
AUX
Fas tEthernet
0/1
0/0
VG202
FXS
0/1
0/0
1
2
3
4
6
5
1
Fast Ethernet port 1,
Fast Ethernet port 0 2
Serial port—console or
auxiliary
3
FXS ports
4 Power connector 5 Chassis ground connection 6 Kensington security slot
231940
VG204
12V
DC SA
CONSOLE
AUX
Fas tEthernet
0/1
0/0
FXS
0/1
0/20/3
0/0
3
1
2
4
6
5
1
Fast Ethernet port 1,
Fast Ethernet port 0 2
Serial port—console or
auxiliary
3
FXS ports
4 Power connector 5 Chassis ground connection 6 Kensington security slot