Reference Guide

ip domain-lookup
To address resolution (that is, DNS), enable dynamic host-name.
S4820T
Syntax
p domain-lookup
To disable DNS lookup, use the no ip domain-lookup command.
Defaults Disabled.
Command Modes CONFIGURATION
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 8.1.1.0 Introduced on the E-Series ExaScale.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
Usage
Information
To fully enable DNS, also specify one or more domain name servers with the ip name-
server
command.
FTOS does not support sending DNS queries over a VLAN. DNS queries are sent out all other
interfaces, including the Management port.
To view current bindings, use the show hosts command.
Related
Commands
ip name-server — specifies a DNS server.
show hosts — Views the current bindings.
ip domain-name
Configure one domain name for the switch.
S4820T
Syntax
ip domain-name name
To remove the domain name, use the no ip domain-name command.
Parameters
name Enter one domain name to be used to complete unqualified names
(that is, incomplete domain names that cannot be resolved).
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