Home > IT Answers > Networking > How could i telnet a router using router ID of that router ?
Azharafridi
5 pts.
 How could i telnet a router using router ID of that router ?
CCNP, CCNP BSCI 642-901, Routers, Telnet, Telnet protocol
Can i telnet a router using router ID of that router ???
Thanks in advance...


Software/Hardware used:
CCNP
ASKED: February 17, 2011  7:17 PM
UPDATED: February 24, 2011  9:24 PM
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Answer Wiki:
You sure can - but you first have to have configured the VTY lines (in Cisco devices) to allow the router to accept telnet sessions. That would look somewhat like this: Router(config)#line vty 0 15 Router(config-line)#password (your password here) Router(config-line)# login Router(config-line)#exit Without those lines configured, the router will reject any incoming telnet connections...
Last Wiki Answer Submitted:  February 17, 2011  9:28 pm  by  Sixball   8,500 pts.
All Answer Wiki Contributors:  Sixball   8,500 pts.
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You can telnet to ANY layer 3 interface with an ip address that meets these two requirements:

1. The host subnet must be advertised out by the WAN protocol.
2. If your router is using TACACs, you must have the following command:

tacacs source-interface <source ip address of interface for telnet/ssh>

Skinny1
 10 pts.