What is Telnet?
Telnet is a user command and an underlying TCP/IP protocol for accessing remote computers. Through Telnet, an administrator or another user can access someone else's computer or router remotely. On the Web, HTTP and FTP protocols allow you to request specific files from remote computers, but not to actually be logged on as a user of that computer. With Telnet, you access the router from computer on any location
How to configure Telnet?
Router#ping 192.168.1.2
PC>telnet 192.168.1.1
Telnet is a user command and an underlying TCP/IP protocol for accessing remote computers. Through Telnet, an administrator or another user can access someone else's computer or router remotely. On the Web, HTTP and FTP protocols allow you to request specific files from remote computers, but not to actually be logged on as a user of that computer. With Telnet, you access the router from computer on any location
How to configure Telnet?
here we will access The router from pc
Here is very simple topology
configure the topology as according given pic
task 1 configure ip address on Router interface
task 2 configure ip address on pc
task 3 check the connection between Router to pc
task 4 configure telnet on Router
task 5 Telnet the router from the pc
Let's start......
task 1 configure the topology as according given pic
goto Router Start the configuration .....
Router>
Router>en
Router#conf
Router#configure ter
Router#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#int
Router(config)#interface fa
Router(config)#interface fastEthernet 0/0
Router(config-if)#ip add
Router(config-if)#ip address 192.168.1.1 255.255.255.0
Router(config-if)#no shu
Router(config-if)#no shutdown
Router(config-if)#
%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
check the interface status .....
Router(config)#do show ip interface bri
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 192.168.1.1 YES manual up up
FastEthernet0/1 unassigned YES unset administratively down down
Router(config)#
Router(config)#
task 2 configure ip address on pc
task 3 check the connection between Router to pc
!! ping the pc from the router !!
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.1.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 0/0/1 ms
Router#
task 4 configure telnet on Router
Router(config)#line vty 0 4
Router(config-line)#pas
Router(config-line)#password cisco
Router(config-line)#login
Router(config-line)#tran
Router(config-line)#transport in
Router(config-line)#transport input ten
Router(config-line)#transport input te
Router(config-line)#transport input telnet
Router(config-line)#
Router(config-line)#exit
Router(config)#enable password CCNA
Router(config)#exit
Router#
%SYS-5-CONFIG_I: Configured from console by console
task 5 Telnet the router from the pc
for Telnet goto command promt
PC>telnet 192.168.1.1
Trying 192.168.1.1 ...Open
User Access Verification
Password:
Router>enable
Password:
Password:
Router#
Router#
Now user can access router from PC
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