Ip Address Configuration Example; Ip Address Unnumbered Configuration Example - 3Com 3C13636 Configuration Manual

3Com Router 3000 Ethernet Family
Configuration Guide
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1.2.5 IP Address Configuration Example

I. Network requirements
To configure IP addresses for a router's serial interface, it is required that the main IP
address is 129.2.2.1, and the subordinate IP address is 129.1.3.1.
II. Network diagram
Figure 1-4 Configure the main and subordinate IP address for a router's interface
III. Configuration procedure
# Configure the main and subordinate IP address for router's interface serial1/0/1.
[3Com] interface serial 1/0/1
[3Com-Serial1/0/1] ip address 129.2.2.1 255.255.255.0
[3Com-Serial1/0/1] ip address 129.1.3.1 255.255.255.0 sub

1.2.6 IP Address Unnumbered Configuration Example

I. Network requirements
Suppose the headquarters of a company is in Beijing, with one subsidiary in Shenzhen
and Shanghai respectively and one office in Wuhan. Its networking diagram is shown in
the following figure. R is the headquarters router, which connects the subsidiaries and
office routers R1, R2 and R3 through PSTN. The four routers R, R1, R2 and R3 each
have a serial port for dialing and one Ethernet interface to connect with local network.
Operation
Primary IP address:129.2.2.1
Secondary IP address:129.1.3.1
Serial1/0/1
3Com Corporation
Chapter 2 IP Address Configuration
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