December 2001
Intermediate to advanced
608 pages
25h 14m
English
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Name
ip domain-lookup — global
Synopsis
ip domain-lookup no ip domain-lookup
Configures
DNS lookups for hostnames
Default
Enabled
Description
This command enables the DNS lookup feature. To disable DNS, use the
no form of this command. Disabling this feature is
useful because you don’t usually want the router trying to
perform a DNS lookup on every word that you type at the command
prompt. (You can accomplish the same thing by enabling
transport
preferred
none on all lines.) Furthermore, if you are having
network problems, you may not be able to reach any DNS servers to
perform lookups.
Example
To disable DNS lookups:
no ip domain-lookup
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.