Enabling or Disabling Console CLI through Serial Port

This article explains how to configure the console port; more precisely, to enable or disable console CLI through the serial port as well as display the current information stored in non-volatile random-access memory (NVRAM).

To enable or disable console CLI through serial port

1. Execute the following command to enable console CLI through the serial port.

Your Product# cli console 

2. View the console CLI status using the following show command.

Your Product# show nvram

About Commands

cli console

Command Objective
This command enables the console CLI through a serial port.

The no form of the command disables console CLI.

Syntax

cli console

no cli console

Mode
Privileged EXEC Mode

Default
Enabled

show nvram

Command Objective
This command displays the current information stored in the NVRAM.

Syntax

 show nvram

Mode
Privileged EXEC Mode

Package
Workgroup, Enterprise Metro and Metro_E

Sample Output

Your Product# show nvram

Default IP Address : 20.0.0.1

Default Subnet Mask : 255.0.0.0

Default IP Address Config Mode : Dynamic

Default IP Address Allocation Protocol : BOOTP

Switch Base MAC Address : 00:89:fe:34:55:33

Default Interface Name : Gi0/1

Default RM Interface Name : int1

Config Restore Option : No restore

Config Save Option : No save

Auto Save : Enable

Incremental Save : Enable

Roll Back : Enable

Config Save IP Address : 0.0.0.0

Config Save Filename : YourProduct.conf

Config Restore Filename : /home/automation/code/future/LR/switch1/restore.conf

PIM Mode : Sparse Mode

IGS Forwarding Mode : MAC based

Cli Serial Console : Yes

SNMP EngineID : 80.00.08.1c.04.46.53

SNMP Engine Boots : 42

Default VLAN Identifier : 1

Stack PortCount : 0

ColdStandby : Disable

Store Default Value : Disable

Vrf Unique Mac : Enable

Hitless Restart Flag : Disable

Hardware Version : 5.9.1

Firmware Version : 6.7.2

Hardware Part Number : 1-0-0

Software Serial Number : 1-0-0

Software Version : 7.2.0

Switch Name : default

RM Heart Beat Mode : Internal

RM Redundancy Type : Cold

RM Data Plane Type : Shared

RM Type : OOB

NPAPI mode : Synchronous

TimeStamp Method : Software

Restore Flag : Enabled

Dynamic Port Count : 24

FIPS operation mode : Disabled

Restore Option : Disabled

Bridge Mode : Customer Bridge

Debugging Log File Location : /home/twg

Management Port : Disabled

Automatic Port Create Flag : Disabled

Restore Type : CSR

IMG_DUMP_PATH : /home/twg/