Deployment Guide

670 | IPv4 Routing
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Related
Commands
ip name-server
c e s
Enter up to 6 IPv4 addresses of name servers. The order you enter the addresses determines the order
of their use.
Syntax
ip name-server vrf vrf-name ipv4-address [ipv4-address2...ipv4-address6]
To remove a name server, use the no ip name-server vrf ip-address command.
Parameters
Defaults
No name servers are configured.
Command Modes
CONFIGURATION
Command
History
Usage
Information
Dell Networking OS does not support sending DNS queries over a VLAN. DNS queries are sent out all
other interfaces, including the Management port.
You can separately configure both IPv4 and IPv6 domain name servers.
Related
Commands
Table 24-2. Difference between Link MTU and IP MTU
Layer 2 Overhead Difference between Link MTU and IP MTU
Ethernet (untagged) 18 bytes
VLAN Tag 22 bytes
Untagged Packet with VLAN-Stack Header 22 bytes
Tagged Packet with VLAN-Stack Header 26 bytes
mtu Set the link MTU for an Ethernet interface.
vrf vrf-name Enter the keyword vrf followed by the variable vrf-name to configure addresses of
name servers for VRFs.
ipv4-address
Enter the IPv4 address, in dotted decimal format, of the name server to be used.
ipv4-address2..
. ipv4-address6
(OPTIONAL) Enter up five more IPv4 addresses, in dotted decimal format, of name
servers to be used.
Separate the addresses with a space.
Version 8.4.7.0 Introduced VRF on C-Series.
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.6.1.0 Added support for S-Series
Version 7.5.1.0 Added support for C-Series
pre-Version 6.1.1.0 Introduced for E-Series
ipv6 name-server Configure an IPv6 name server.