10-25
User
Guide

for

the

Cisco

Application

Networking

Manager

5.2
OL-26572-01
Chapter
10






Configuring

Parameter

Maps
Configuring
DNS

Parameter

Maps

•
Configuring
Traffic
Policies,

page
14-1

•
Configuring
Virtual

Contexts,

page
6-8
Configuring
DNS

Parameter

Maps
You
can

configure

Domain

Name

Syst

em

(DNS)

parameter

maps,

which

al

low

you

t

o

configure

DNS
actions
fo

r

DNS

packet

in

spection.
Procedure
Step
1
Choose
Config
>

Devices

>

context

>

Load

Balancing

>

Parameter

Maps

>

DNS

Parameter

Maps.
The
DNS

Par

ameter

Maps

t

able

ap

pears.
Step
2
In
the

DNS

Parameter

Maps

table,

click
Add

to

add

a

new

parameter
map,
or

choose

an

existing
parameter
map

and

click

Edit

to

modify

it.
The
DNS

Parameter

Maps

configuration

window

appears.
Step
3
In
the

DNS

Parameter

Maps

configuration

window,

configure

the

parameter

map

using

the

information
in
Ta

b

l

e


10-11 .
Step
4
Do
one

of

the

following:

•
Click
Deploy
Now

to

deploy
this

configuration

on

t

he
ACE
and

save

your

entries

t

o

the
running-configuration
and

startup-configuration

files.

•
Click
Cancel
to

exit

this

procedure

without

saving

your

entries

and
to
return
to
the

DNS

Parameter
Maps
table.

•
Click
Next
t

o
deploy
your

entries

and

to
configure
another
DNS
parameter

map.
Related
Topics

•
Configuring
Parameter

Maps,
page
10-1
Ta
b

l

e


10-11
DNS
Parameter

Map

Att

ri

butes
Field
Description
Parameter
Name
Unique
name

for

the

parameter

map.

Valid

entries

are

unquoted

text

strings

with

no

spaces

and

a
maximum
of

64


alphanumeric

characters.
Description
Field
that

appears

for

ACE

module

A2(1.5),

ACE

appliance

A3(2.3),

and

later

releases

of

either
device
type.

If

you

attempt

to

use

the

Description

feature

with

an

ACE

that

is

running

an

earlier
software
version,

ANM

displays

an

invalid

command

detected

error

message

and

does

not

deploy
the
parameter

map.
Brief
description

of

the

parameter

map.

Enter

a

text

string

with

a

maximum

of

240

alphanumeric
characters
(A–Z,

a–z,

0–9).

Spaces

and

special

characters

are

allowed.

Double

quotes

must

be
entered
as

matching

pairs.
Timeout
(Seconds)
Amount
of

time

in

seconds

that

the

ACE

keeps

the

query

entries

without

answers

in

the

hash

table
before
timing

them

out.

Configure

the

ACE

to

time

out

DNS

queries

that

have

no

matching

server
response.
Specify

the

Enter

an

integer

from

2

to

120

seconds.

The

default

is

10

seconds.