Reference Guide

300 | IPv4 Routing
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ip domain-lookup
Enable dynamic host-name to address resolution (that is, DNS).
Syntax
ip domain-lookup
To disable DNS lookup, use the no ip domain-lookup command.
Defaults
Disabled.
Command Mode
CONFIGURATION
Command
History
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 domain-name
Configure one domain name for the switch.
Syntax
ip domain-name name
To remove the domain name, use the no ip domain-name command.
Parameters
Defaults
Not configured.
Command Modes
CONFIGURATION
Command
History
Usage
Information
You can only configure one domain name with the ip domain-name command. To configure more than
one domain name, configure the ip domain-list command up to 6 times.
Use the following steps to enable dynamic resolution of hosts:
• specify a domain name server with the ip name-server command.
• enable DNS with the ip domain-lookup command.
To view current bindings, use the show hosts command.
Version 8.3.16.1 Introduced on MXL 10/40GbE Switch IO Module
ip name-server Specifies a DNS server.
show hosts Views current bindings.
name
Enter one domain name to be used to complete unqualified names (that is,
incomplete domain names that cannot be resolved).
Version 8.3.16.1 Introduced on MXL 10/40GbE Switch IO Module