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Configuring IP Addressing
IP Addressing Examples
IPC-50
Cisco IOS IP Configuration Guide
• Changing the Rate for Triggering SVCs Example
• Applying NHRP Rates to Specific Destinations Example
• NHRP on a Multipoint Tunnel Example
• Broadcasting Examples
• NAT Configuration Examples
• ping Command Example
Creating a Network from Separated Subnets Example
In the following example, subnets 1 and 2 of network 131.108.0.0 are separated by a backbone, as shown
in Figure 8. The two networks are brought into the same logical network through the use of secondary
addresses.
Figure 8 Creating a Network from Separated Subnets
The following examples show the configurations for routers B and C:
Router B Configuration
interface ethernet 2
ip address 192.5.10.1 255.255.255.0
ip address 131.108.3.1 255.255.255.0 secondary
Router C Configuration
interface ethernet 1
ip address 192.5.10.2 255.255.255.0
ip address 131.108.3.2 255.255.255.0 secondary
Serial Interfaces Configuration Example
In the following example, the second serial interface (serial 1) is given the address of Ethernet interface
0. The serial interface is unnumbered.
interface ethernet 0
Router D
Router A
Router C
Router B
S1016a
Network 192.5.10.0
Subnet 172.16.3.0
Subnet 172.16.1.0 Subnet 172.16.2.0
E2
E1