Chapter 7: Second Level Commands June 30, 2006
7-52 SG1-UM-8500-03
ROUTING COMMAND
Using the ip forward command
This command enables IP forwarding between the Ethernet interfaces. The system's default setting does not use IP
forwarding.
Usage
ip forward
This command disables IP forwarding between the Ethernet interfaces.
Usage
no ip forward
Using the IP route command
The ip route command is used for establishing static routes. A static route is appropriate when the SG-1 is not
dynamically building the routes to the destinations.
Usage
ip route <[nip <destination prefix> <destination prefix mask> <forwarding router's>]
| [<destination prefix> <destination prefix mask> <[<forwarding router's>] |
[<<Ethernet interface | ATM interface> <slot number>\<port number>\[<sub-interface
number]>>| <loopback interface>]>]>
Parameter(s)
Table 7-14. ip route command parameters
Host(config)# ip forward
Host(config)# no ip forward
Host(config)# ip route
Parameter Description Values
<destination prefix> Destination IP or Network Valid IP or Network
<destination prefix mask> Network mask Valid Mask (Except to 0.0.0.0)
<forwarding router’s> Next-hop IP address Valid IP address
<Ethernet interface | ATM
interface>
Interface type Interface type: Ethernet or
ATM
<slot number> PMC slot number 0 - 1
<port number> SONET physical port number 1 - 2
<sub-interface number> Sub interface number 1- 2000
