7-46
User
Guide

for

the

Cisco

Application

Networking

Manager

5.2
OL-26572-01
Chapter
7






Configuring

Virtual

Servers
Configuring
Virtual

Servers
Step
10
(Optional)
If

you

chose

Sticky

as

the

primary

action,

in

the

Sticky

Group

field,

choose

an

existing

sticky
group
or


click

*New*

to

add

a

new

st

icky

group

(

Ta

b

l

e


7-15 ).
Note
Fields
and

information

related

to
IPv6
require
ACE
module
and
ACE

appliance
software
Version
A5(1.0)
or

later.
Note
If
you

chose

an

existing

sticky

group,

you

can

view,

modify,

or
duplicate
the

selected
object’s
existing
configuration.

See

the

“Shared

Objects

and

Virtual

Servers”

section

on

page

7-9

for
more
information

about

modifying

shared

objects

in

virtual

servers.
Response
Method
that

indicates

that

the

ACE

is

to

select

the

server

with

the

lowest

response

time

for

a

requested
response-time
measurement.
a.
In
the

Response

Type

field,

choose

t

he
type
of

me

asurement

t

o
use:

–

App-Req-To-Resp—The

response

time

from

when

the

ACE

sends

an

HTTP

request

to

a

server
to
the

time

that

the

ACE

receives

a

response

from

the

server

for

that

request.

–

Syn-To-Close—The

response

time

from

when

the

ACE

sends

a

TCP

SYN

to

a

server

to

the
time
that

the

ACE

receives

a

CLOSE

from

the

server.

–

Syn-To-Synack—The

response

time

from

when

the

ACE

sends

a

TCP

SYN

to

a

server

to

the
time
that

the

ACE

receives

a

SYN-ACK

from

the

server.
b.
In
the
Response
Samples

field,
enter
the

number

of

samples

over
which
you

want
to

average

the
results
of

the

response-time

measurement.

Valid

entries

are

1,

2,

4,

8,

and

16

(values

from

1

to

16
that
are

also

a

power

of

2).
c.
In
th

e

Weight

Connection
field,
check

th

e

ch

eck

box


to

i

nstruct

th

e

ACE

to


use

t

he

c

urrent
connection
count

in

the

final

load

calculation

for

a

real

server.

When

you

configure

this

option,

the
ACE
includes

the

current

connection

count

in

the

total

load

calculation

for

each

real

server

in

a
server
farm.

Uncheck

the

check

box

to

reset

the

behavior

of

the

ACE

to

the

default

of

excluding

the
current
connection

count

from

the

load

calculation.
Round
Robin
Method
that

indicates

that

the

ACE

is

to

select

the

next

server

in

the

list

of

servers

based

on

server
weight.
This

is

the

default

predictor

method.
Table
7-14
Predictor
Methods

and

Attributes

(continued)