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14 DNS Resolver and RMON
Introduction
This chapter describes commands related to the Domain Name Server (DNS) resolver and
remote network monitoring (RMON) feature in the switch. This chapter also describes how to
configure router port MAC addresses with the chngmac command.
The commands for these features are available from the Networking submenu, which is
described in Chapter 25, “IP Routing.”
Configuring the DNS Resolver
The Names Submenu
The Names command takes you to the Names submenu. The one command in this menu, res,
is used to view and to configure the Domain Name Server (DNS) resolver. You can configure
up to three Domain Name Servers. The switch searches all three servers until it resolves the
name to an IP address or until it fails to find the name.
To display the
Names submenu, enter the following command:
names
A screen similar to the following displays:
Command Resolver Configuration Menu
------------ --------------------------------------------------------
res View/Configure the DNS resolver
Main File Summary VLAN Networking
Interface Security System Services Help
To configure one or more Domain Name Servers, enter the following command:
res
If the resolver function has not been enabled, a screen similar to the following displays:
DNS Resolver Configuration
1) Resolver Enabled : No
Command {Item=Value/?/Help/Quit/Redraw/Save} (Redraw) :