418 | Interfaces
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Figure 20-3.  Interfaces listed in the show running-config Command (Partial)
Enable a Physical Interface
After determining the type of physical interfaces available, the user may enter the INTERFACE mode by 
entering the command 
interface interface slot/port to enable and configure the interfaces. 
To enter the INTERFACE mode, use these commands in the following sequence, starting in the 
CONFIGURATION mode: 
Step Command Syntax Command Mode Purpose
1 interface interface CONFIGURATION Enter the keyword interface followed by the type of interface 
and slot/port information:
• For a 10/100/1000 Ethernet interface, enter the keyword 
GigabitEthernet followed by the slot/port information.
• For a Gigabit Ethernet interface, enter the keyword 
GigabitEthernet followed by the slot/port information.
• For the Management interface on the RPM, enter the 
keyword ManagementEthernet followed by the slot/port 
information.
• For a SONET interface, enter the keyword sonet followed 
by slot/port information. 
• For a 10 Gigabit Ethernet interface, enter the keyword 
TenGigabitEthernet followed by the slot/port 
information.
2
no shutdown
INTERFACE Enter the no shutdown command to enable the interface. If 
the interface is a SONET interface, enter the encap ppp 
command to enable PPP encapsulation.
FTOS#show running
Current Configuration ...
!
interface GigabitEthernet 9/6
 no ip address
 shutdown
!
interface GigabitEthernet 9/7
 no ip address
 shutdown
!
interface GigabitEthernet 9/8
 no ip address
 shutdown
!
interface GigabitEthernet 9/9
 no ip address
 shutdown