Enabling Router Configuration Modes
18-2 Preparing for Router Mode
Example
ThefollowingexampleshowshowtoconfigureVLAN 1onIPaddress182.127.63.1255.255.255.0
asaroutinginterface.
C2(su)->router 
C2(su)->router>enable
C2(su)->router#configure 
Enter configuration commands: 
C2(su)->router(Config)#interface vlan 1
C2(su)->router(Config-if(Vlan 1))#ip address 182.127.63.1 255.255.255.0
C2(su)->router(Config-if(Vlan 1))#no shutdown
Enabling Router Configuration Modes
TheSecureStackC2CLIprovidesdifferentmodesofrouteroperationforissuingasubsetof
commandsfromeachmode.Table 18‐2describesthesemodesofoperation.
Table 18-1 Enabling the Switch for Routing
Step To do this task... Type this command... At this prompt... For details, see...
1 From admin (su) mode, 
enable router mode.
router  Switch:
C2(su)->
2 Enable router Privileged 
EXEC mode.
enable Router:
C2(su)->router>
3 Enable global router 
configuration mode. 
configure  Router:
C2(su)->router#
4 Enable interface 
configuration mode using the 
routing VLAN or loopback id.
interface {vlan vlan-id | loopback 
loop-id} 
Router:
C2(su)>router(Config)#
“interface” on page 
19-2
5 Assign an IP address to the 
routing interface.
ip address {ip-address ip-mask} Router:
C2(su)->router (Config-if 
(Vlan 1))# 
“interface” on page 
19-2
6 Enable the interface for IP 
routing.
no shutdown Router:
C2(su)->router(Config-if 
(Vlan 1))#
“no shutdown” on 
page 19-6
Table 18-2 Router CLI Configuration Modes
Use this mode... To... Access method... Resulting Prompt...
Privileged EXEC 
Mode
Set system operating 
parameters
Show configuration 
parameters
Save/copy 
configurations
From the switch CLI:
Type router, then
Type enable.
C2(su)->router>
C2(su)->router#
Global Configuration 
Mode
Set system-wide 
parameters. 
Type configure from 
Privileged EXEC mode.
C2(su)->router (Config)#
Interface 
Configuration Mode
Configure router 
interfaces.
Type interface vlan or 
loopback and the 
interface’s id from Global 
Configuration mode.
C2(su)->router(Config-if
(Vlan 1))#
C2(su)->router(Config-if
(Lpbk 1))#