12-16
User
Guide

for

the

Cisco

Application

Networking

Manager

5.2
OL-26572-01
Chapter
12






Configuring

Network

Access
Configuring
Virtual

Context

VLAN

Interfaces
Retransmission
time
Field
that

appears

only

for

ACE

module

and

ACE

appliance

software

Version

A5(1.0)

or

later.
By
default,

the

advertised

retransmission

time

is

0

milliseconds.
To
configure

the

retransmission

time,

enter

an

integer

from

0

to

3600000.
DAD
Attempts
Field
that

appears

only

for

ACE

module

and

ACE

appliance

software

Version

A5(1.0)

or

later.
By
default,

the

number

of

attempts

for

sending

duplicate

address

detection

(DAD)

is

1.
To
configure

the

DAD

attempts,

enter

an

integer

from

0

to

255.
RA
Hop

Li

mit
Field
that

appears

only

for

ACE

module

and

ACE

appliance

software

Version

A5(1.0)

or

later.
By
default,

the

hop

limit

that

neighbors

should

use

when

originating

IPv6

packets

is

64.

To
configure
t

he

hop

limit

in

the

IPv6

header,

enter

an

integer

from

0

to

255.
RA
Lifetime
Field
that

appears

only

for

ACE

module

and

ACE

appliance

software

Version

A5(1.0)

or

later.
The
router

advertisement

lifetime

is

the

length

of

time

that

neighboring

nodes

should

consider
the
ACE

as

the

default

router

before

they

send

RS

messages

again.
By
default,

this

length

of

time

is

1800

seconds

(30

minutes).

To

configure

the

RA

lifetime,

enter
an
integer

from

0

to

9000.
RA
Interval
Field
that

appears

only

for

ACE

module

and

ACE

appliance

software

Version

A5(1.0)

or

later.
By
default,

the

rate

at

which

the

ACE

sends

RA

messages

is

600

seconds.

To

configure

the

rate,
enter
an

integer

from

4

to

1800.
Suppress
RA
Field
that

appears

only

for

ACE

module

and

ACE

appliance

software

Version

A5(1.0)

or

later.
Check
box

to

instruct

the

ACE

to

not

respond

to

RS

messages.

The

ACE

also

stops

periodic
unsolicited
RAs

th

at

i

t

s

ends

at


t

he

RA

in

terval.
By
default,

the

ACE

automatically

responds

to

RS

messages

that

it

receives

from

neighbors

with
RA
messages

that

include,

for

example,

the

network

prefix.

You

can

instruct

the

ACE

to

not
respond
to

RS

messages.
Uncheck
the

check

box

to

reset

the

default

behavior

of

automatically

responding

to

RS

messages.
IPv6
Router

Prefix
Advertisement
Field
that
appears
only
for
ACE

module

and

ACE

appliance

software

Version

A5(1.0)

or
later.
Click
the

Add

button

to

configure

the

IPv6

prefixes

that

the

ACE

advertises

in

RA

messages

on
the
local

link.
IPv6
Address/Prefix
Length
To
configure

IPv6
address
advertised

in

the
RA
messages,

enter

a
complete

IPv6

address

in

the
first
field.

In

the

second

field

after

the

/,

enter

the

prefix

length

to

specify

how

many

of

the

most
significant
bits

(MSBs)

are

used

for

the

network

identifier.
No
Ad

vertisements
Check
the

check

box

to

indicate

that

the

route

prefix

is

not

advertised.
Clear
the

check

box

to

indicate

that

the

route

prefix

is

advertised.
Table
12-1
VLAN
Interface

Attributes

(continued)
Field
Description