4000 Router Series Fundamentals Command Reference

telnet

Use telnet to Telnet to a host in an IPv4 network.

Syntax

telnet remote-host [ service-port ] [ vpn-instance vpn-instance-name ] [ source { interface interface-type

interface-number | ip ip-address } ] [ dscp dscp-value ]

Views

User view

Predefined user roles

network-admin

Parameters

remote-host: Specifies the IPv4 address or host name of a remote host. A host name can be a

case-insensitive string of 1 to 253 characters. Valid characters for a host name include letters, digits,

hyphens (-), underscores (_), and dots (.).

service-port: Specifies the TCP port number for the Telnet service on the remote host. The value range is

0 to 65535 and the default is 23.

vpn-instance vpn-instance-name: Specifies the VPN instance to which the remote host belongs, where

vpn-instance-name is a case-sensitive string of 1 to 31 characters. If the remote host belongs to the public

network, do not specify this option.

source: Specifies a source IPv4 address or source interface for outgoing Telnet packets.

interface interface-type interface-number: Specifies the source interface. The primary IPv4 address of the

interface will be used as the source IPv4 address for outgoing Telnet packets.

ip ip-address: Specifies the source IPv4 address for outgoing Telnet packets.

dscp dscp-value: Specifies the DSCP value for IP to use in outgoing Telnet packets to indicate the packet

transmission priority, in the range of 0 to 63. The default is 48.

Usage guidelines

To terminate the current Telnet connection, press Ctrl+K or execute the quit command.

The source IPv4 address or source interface that is specified by this command is only applicable to the

current Telnet connection.

This command is not supported in FIPS mode.

Examples

# Telnet to host 1.1.1.2, using 1.1.1.1 as the source IP address for outgoing Telnet packets.

<Sysname> telnet 1.1.1.2 source ip 1.1.1.1

Related commands

telnet client source

Use telnet client source to specify a source IPv4 address or source interface for outgoing Telnet packets

when the device serves as a Telnet client.