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How can I stop telnet and ping Firewall from outside interface.

tatung2000
Level 1
Level 1

Hi,

    Can anyone tell me, how can I stop telnet and ping Firewall, and only allow SSH from outside interface.   I am setting upp with Zone based Firewall in the router. Attached is config file

1 Accepted Solution

Accepted Solutions

Hello,

Sorry , Here is the right link

https://supportforums.cisco.com/docs/DOC-34539

Remember to rate all of the helpful posts.

For this community that's as important as a thanks.

Julio Carvajal
Senior Network Security and Core Specialist
CCIE #42930, 2xCCNP, JNCIP-SEC

View solution in original post

5 Replies 5

Julio Carvajal
VIP Alumni
VIP Alumni

Hello Sheng,

You mean traffic to the router managment plane right?

If this is the case you have 2 options:

A) Use the self-zone

B) Use an ACL on the outside interface and restrict Incoming traffic

Remember to rate all of the helpful posts.

For this community that's as important as a thanks.

Julio Carvajal
Senior Network Security and Core Specialist
CCIE #42930, 2xCCNP, JNCIP-SEC

Hi, Jcarvaja

   Thanks for replied my question. Yes, I want to block telnet and ping traffic from outside to access router

How do I use self-zone in the router.

Hello Sheng,

https://supportforums.cisco.com/docs/DOC-34531

Remember to rate all of the helpful posts.

For this community that's as important as a thanks.

Julio Carvajal
Senior Network Security and Core Specialist
CCIE #42930, 2xCCNP, JNCIP-SEC

The above link was not valid..

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Hello,

Sorry , Here is the right link

https://supportforums.cisco.com/docs/DOC-34539

Remember to rate all of the helpful posts.

For this community that's as important as a thanks.

Julio Carvajal
Senior Network Security and Core Specialist
CCIE #42930, 2xCCNP, JNCIP-SEC
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