How to disable Cisco router domain name lookup
Contributed by aaronm 
Tagged: Cisco router Ever foul up a command on a router or switch and have to sit there and wait for five minutes while it translates for the “domain” ?
Simply enter global config mode and type
router(config)# no ip domain-lookup
There, no more waiting for the DNS searches to time out.
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Anonymous said on January 27, 2010
please
i want to know ip domain-lookup of dns in switch that it want commend.