Want to protect your cyber security and still get fast solutions? Ask a secure question today.Go Premium

x
?
Solved

Cisco ACL - Match on DNS names

Posted on 2012-03-13
2
Medium Priority
?
520 Views
Last Modified: 2012-03-13
On a Cisco IOS router (ver 12.x) is there some way to make certain ACL entries match on DNS names in addition to the host IP address ?
0
Comment
Question by:LGroup1
2 Comments
 
LVL 11

Accepted Solution

by:
sysreq2000 earned 500 total points
ID: 37715092
Yes but you have to make sure you have an IP NAME-SERVER configured, then you can use a standard statement i.e.

permit tcp any host mail.whatever.com eq smtp
0
 

Author Comment

by:LGroup1
ID: 37715138
Perfect, thanks !
0

Featured Post

VIDEO: THE CONCERTO CLOUD FOR HEALTHCARE

Modern healthcare requires a modern cloud. View this brief video to understand how the Concerto Cloud for Healthcare can help your organization.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

I was prompted to write this article after the recent World-Wide Ransomware outbreak. For years now, System Administrators around the world have used the excuse of "Waiting a Bit" before applying Security Patch Updates. This type of reasoning to me …
On Feb. 28, Amazon’s Simple Storage Service (S3) went down after an employee issued the wrong command during a debugging exercise. Among those affected were big names like Netflix, Spotify and Expedia.
This tutorial will show how to configure a single USB drive with a separate folder for each day of the week. This will allow each of the backups to be kept separate preventing the previous day’s backup from being overwritten. The USB drive must be s…
After creating this article (http://www.experts-exchange.com/articles/23699/Setup-Mikrotik-routers-with-OSPF.html), I decided to make a video (no audio) to show you how to configure the routers and run some trace routes and pings between the 7 sites…

579 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question