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Configuring the PA-T3 Interfaces 8-7
Shutting Down an Interface
Slots in the Cisco 7140 series routers are numbered as shown in Figure 8-6. The fixed LAN interface
is slot 0, the fixed WAN interfaces are slots 1 and 2, and the modular port adapter interface is slot 4.
Slot 3 is not used. Slot 5 is the service adapter.
Figure 8-6 Port Adapter Slot Numbering—Cisco 7140 Series
Shutting Down an Interface
Before you remove an interface that you will not replace, replace a compact serial cable, or replace
port adapters, usethe shutdown command to shutdown (disable) theinterfaces to preventanomalies
when you reinstall the new or reconfigured interface processor. When you shut down an interface, it
is designated administratively down in the show command displays.
Follow these steps to shut down an interface:
Step 1 Enter the privileged level of the EXEC command interpreter (also called enable mode).
(See the “Using the EXEC Command Interpreter” section on page 8-2 for instructions.)
Step 2 At the privileged-level prompt, enter configuration mode and specify that the console
terminal is the source of the configuration subcommands, as follows:
Router# configure terminal
Enter configuration commands, one per line. End with Crtl-Z.
Router(config)#
Step 3 Specify the slot/port address of the first interface that you want shut down by entering the
subcommand interface as described in .
Table 8-1 Interface Subcommand Syntax
Platform Command Example
Cisco 7200 series or Cisco uBR7200 interface, followed by the type
(serial) and slot/port (port adapter
slot number/0)
Router(config)# interface serial 1/0
VIP2 interface, followed by the type
(serial) and slot/port (interface
processor slot number/0)
Router(config)# interface serial
1/1/0
Catalyst RSM/VIP2 interface, followed by the type
(serial) and port adapter slot
number/interface port number (port
adapter slot number/0)
Router(config)# interface serial 0/0
SLOT 0 SLOT 1
AC OK
DC OK
OTF
AC OK
DC OK
OTF
5
155 - MM
RX
RX
EN
CEL CARALM
TX
I
155 - MM
CONS
FE 0 / 0 FE
ACT
0 / 1
AUX
0
2
RX
7140 - 2MM3
RX
EN
CEL CARALM
TX
ACT
LNK
0
LNK
1
PWR
SYS
RDY
EN
ERROR
BOOT
RESETSM-EC-DS
18499
Slot 1 Slot 0 Slot 2
Slot 4Slot 5