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Serial port configuration task list 46
OnSite 2800 Series User Manual 4 • Serial port configuration
Note
Use the no shutdown command to enable the serial interface after
the configuration procedure.
This procedure describes how to shut down a serial interface
Mode: Administrator execution
Example: Disabling an interface
The example shows how to disable the built-in serial interface on slot 0 and port 0 of an OnSite router. Check
that State is set to CLOSED in the command output of
show port serial.
2800(cfg)#port serial 0 0
2800(prt-ser)[0/0]#shutdown
2800(prt-ser)[0/0]#show port serial
Serial Interface Configuration
------------------------------
Port : serial 0 0 0
State : CLOSED
Hardware Port : V.35
Transmit Edge : normal
Port Type : DTE
CRC Type : CRC-16
Max Frame Length: 2048
Recv Threshold : 1
Encapsulation :
Enabling an interface
After configuring the serial interface or connecting other serial devices to your OnSite 2000, use the
no shut-
down
command to enable the serial interfaces again. When you enable an interface, it has the state OPENED
in the
show port serial command display.
Note
Use the shutdown command to disable the serial interface for any
software or hardware configuration procedure.
This procedure describes how to enable a serial interface.
Mode: Administrator execution
Step Command Purpose
1 node(cfg)#port serial slot port Selects the serial interface on slot and port
2 node(prt-ser)[slot/port]#shutdown Shuts the selected interface down
3 node(prt-ser)[slot/port]#show port serial Displays the serial interface configuration.
Step Command Purpose
1 node(cfg)#port serial slot port Selects the serial interface on slot and port
2 node(prt-ser)[slot/port]#no shutdown Enables the interface
3 node(prt-ser)[slot/port]#show port serial Displays the serial interface configuration.