Cisco ACE 4700 Series Appliance Server Load-Balancing Configuration Guide
Index

Table Of Contents

Symbols - A - B - C - D - E - F - G - H - I - K - L - M - N - P - Q - R - S - T - U - V - W -

Index

Symbols

"xST" metacharacter for Layer 4 generic data parsing 3-24

A

action list

associating with a Layer 7 policy map 3-58

configuring 3-14

alias IP address 6-2, 6-3, 6-4, 6-6, 6-18

application response, load-balancing method 1-2, 2-55

asymmetric routing 1-8

asymmetric server normalization 2-71

B

backup

server, configuring 2-63

server farm, behavior with stickiness 5-9

server farm, configuring 2-59, 2-71

server farms 3-65

bandwidth rate limiting 2-10, 2-67

booster, UDP 3-106

C

case-sensitivity matching 3-74, 3-85

cipher suites

HTTPS probes, configuring for 4-30

class map

configuration example 3-137

configuring 3-1, 3-86

description, entering 3-87

Layer 7 3-28

overview 3-2

use with real servers 2-2

compression

content types supported 3-60

HTTP parameter map 3-75

Layer 7 SLB policy action 3-59, 3-74

Layer 7 SLB policy action, excluding specific files/MIME types for HTTP compression 3-42

configurational examples

HTTP cookie stickiness 5-54

HTTP header stickiness 5-67

IP address stickiness 5-21

probe 4-57

RADIUS load-balancing 3-119, 3-120

real server 2-16

server farms 2-76

SIP load-balancing 3-135, 3-136

SLB traffic policy 3-137

standard firewall 6-32, 6-34

stealth firewall 6-36, 6-37

stickiness 5-121

connection keepalive. See HTTP persistence rebalance

connections

clearing for real servers 2-86

connection failure, specifying server farm action 2-22

connection termination, TCP 4-18

displaying for real servers 2-83

displaying for server farms 2-91

rate limiting 2-10, 2-67

content

length 2-40

matching HTTP 3-31

offset 5-38

cookie

client 5-6

configuring stickiness 5-43

insertion 5-50

length 2-46, 3-79, 5-39, 5-51

match criteria 3-32

maximum bytes to parse 3-72, 3-78, 3-79, 3-86

offset 5-51

sticky client identification 5-6

credentials (mailbox), configuring for IMAP probes 4-39

D

database entries

sticky, clearing 5-120

sticky, displaying 5-116

delimiters, URL 3-77

destination IP address 2-39, 2-84, 2-92, 3-2, 3-16, 3-64, 5-4, 5-12, 5-15, 5-18, 6-3

destination server status code, configuring for SMTP probes 4-37

differentiated services code point. See DSCP

displaying

probe configuration information 4-71

real server configuration information 2-79

server farm configuration information 2-87

sticky configuration information 5-116

DNS

load balancing 3-106

probes, configuring 4-34

domain

name, configuring for DNS probes 4-35

DSCP 3-69

E

Echo probes, configuring 4-21

e-commerce

applications, sticky requirements 5-4

using stickiness 5-3

expressions, regular 3-16, 3-19, 3-21, 3-23, 3-32, 3-33, 3-35, 3-39

F

failover

server farm 2-59

Finger probes, configuring 4-22

firewall

alias IP address 6-2, 6-3, 6-4, 6-6, 6-18

configuration examples 6-32

configurations, displaying 6-32

configurations, supported 6-3

disabling NAT 2-71

load balancing 6-1, 6-3, 6-6, 6-18

overview 6-1

standard configurational diagram 6-4

stealth configurational diagram 6-5, 6-6

traffic distribution 6-3

types 6-2, 6-3

FTP probes, configuring 4-32

G

generic protocol

data parsing 3-21

load balancing 3-53

graceful server shutdown 2-14, 2-16, 2-70, 4-18

H

hash load-balancing methods

address 1-2, 2-39

content 1-2, 2-39

cookie 1-2, 2-42

header 1-2, 2-43

url 1-2, 2-47

header

deletion 3-20

insertion 3-14, 3-15, 3-62

rewrite 3-14, 3-18

health monitoring

configuring 4-1

real servers 2-7

HTTP

compression 3-59, 3-74

content match criteria 3-31

load balancing 3-54

persistence rebalance 3-81, 3-83

persistence strict 3-82

probes, configuring 4-23, 4-24, 4-46

request method, configuring for probes 4-26

return error code checking 2-57

statistics, displaying 3-146, 3-154

URL hit count statistics, displaying 3-152

URL match criteria 3-38, 3-40, 3-47

URL match criteria, excluding for HTTP compression 3-42

HTTP content

length 2-40, 5-39

offset 2-40, 5-39

HTTP cookie

length 2-46, 5-51

match criteria 3-32

offset 2-46, 5-51

stickiness 5-43

HTTP header

deletion 3-20

insertion 3-14, 3-15, 3-62

length 3-79

match criteria 3-34, 3-45

maximum bytes to parse 3-72, 3-78, 3-79, 3-86

rewrite 3-14, 3-18

sticky client identification 5-7

HTTP parameter map

case-sensitivity matching 3-74, 3-85

compression 3-75

configuring 3-71, 3-73, 3-84

maximum bytes to parse 3-72, 3-78, 3-79, 3-86

maximum parse length exceeded 3-79

persistence rebalance 3-81, 3-83

persistence rebalance strict 3-82

statistics, displaying 3-146

TCP server reuse 3-83

URL delimiters 3-77

HTTPS

cipher suite for probes 4-30

probes, configuring 4-29

I

ICMP

probes, configuring 4-17

IMAP probes, configuring 4-38

interface

applying Layer 3 and Layer 4 policy to 3-102

interval, configuring for probes 4-12

IP address

alias 6-2, 6-3, 6-4, 6-6, 6-18

configuring destination for probes 4-7

configuring stickiness 5-12

destination 2-39, 2-84, 2-92, 3-2, 3-16, 3-64, 5-4, 5-12, 5-15, 5-18, 6-3, 6-13, 6-26

entering for real servers 2-6

expected for DNS probes 4-35

match criteria 3-26, 3-50

source 2-39, 2-84, 2-92, 3-15, 3-16, 3-26, 3-50, 3-62, 3-64, 5-4, 5-12, 5-15, 5-18, 5-117, 6-3, 6-9, 6-20

sticky client identification 5-5

sticky configuration requirements 5-10

virtual 2-71, 3-15, 3-62, 3-86, 3-88, 3-92, 3-97, 3-98, 3-101, 5-114, 6-9, 6-16, 6-21, 6-22, 6-29

K

keepalive-appliance protocol (KAL-AP)

clearing statistics 4-70

configuring 4-58, 4-62

displaying load information 4-65, 4-68

displaying statistics 4-69

keepalives. See probes

L

Layer 3 and 4 policy map

SLB, configuring 3-92

Layer 3 and Layer 4 class map

associating with policy map 3-93

configuring 3-86

overview 3-2

Layer 3 and Layer 4 SLB policy actions

configuration quick start 3-10

connection parameter map, associating with Layer 3 and Layer 4 policy map 3-97

enabling a VIP for load balancing 3-101

enabling UDP per packet load balancing 3-100

enabling VIP address advertising 3-97

enabling VIP reply to ICMP request 3-98

HTTP parameter map, associating with Layer 3 and Layer 4 policy map 3-96

Layer 7 policy map, associating with Layer 3 and Layer 4 policy map 3-95

specifying 3-94

Layer 4 payload

"xST" metacharacter 3-24

length for sticky 5-29

match criteria for generic data parsing 3-22

offset for sticky 5-29

Layer 7 class map

associating with Layer 7 policy map 3-57

configuration quick start 3-5

configuring 3-28, 3-29

HTTP cookie 3-32

HTTP header 3-34, 3-45

HTTP URL 3-38, 3-40, 3-47

HTTP URL, excluding specific files/MIME types for HTTP compression 3-42

nesting 3-51

overview 3-2

source IP address 3-26, 3-50

Layer 7 policy map

configuration quick start 3-5

configuring 3-53

defining inline match statements 3-55

Layer 7 class map association 3-57

Layer 7 SLB policy actions

associating with Layer 3 and Layer 4 SLB policy 3-71

compress packets 3-61

discarding requests 3-61

forwarding requests 3-62

HTTP compression 3-59, 3-74

HTTP compression, excluding specific files/MIME types 3-42

HTTP header insertion 3-14, 3-15, 3-62

IP differentiated services code point 3-69

load balancing to server farm 3-65

SSL proxy service 3-70

sticky server farm 3-69

least bandwidth, load-balancing method 1-3, 2-48

leastconns, load-balancing method 1-3, 2-49

least loaded, load-balancing method 1-3, 2-52

load balancing

application response 1-2, 2-55

configurational diagram 3-4

configuring real servers and server farms 2-1

configuring traffic policies 3-1

definition 1-1

DNS 3-106

enabling a VIP 3-101

example 3-137

firewall 6-1, 6-3, 6-6, 6-18

hash address 1-2, 2-39

hash content 1-2, 2-39

hash cookie 1-2, 2-42

hash header 1-2, 2-43

hash url 1-2, 2-47

least bandwidth 1-3, 2-48

leastconns 1-3, 2-49

least loaded 1-3

least-loaded 2-52

operating ACE exclusively for 1-8

overview 1-1

predictor method 2-37

RADIUS 3-54, 3-112

RDP 3-54, 3-108

roundrobin 1-3, 2-57

RTSP 3-54, 3-123

SIP 3-54, 3-129

standard firewall 6-6

statistics, clearing 3-155

statistics, displaying 3-141

stealth firewall 6-18

M

mailbox, configuring for IMAP probes 4-39

match criteria

HTTP cookie 3-32

HTTP header 3-34, 3-45

HTTP URL 3-38, 3-40, 3-47

HTTP URL, excluding for HTTP compression 3-42

Layer 4 payload 3-22

nested HTTP class map 3-51

RADIUS calling station ID 3-44

RADIUS username 3-44

RTSP header 3-45

RTSP URL 3-47

single match statement 3-55

SIP header 3-48

source IP address 3-26, 3-50

MD5 hash value, configuring for probes 4-28

method

IMAP probes 4-40

POP3 probes 4-41

Multipurpose 3-42

N

NAS address, configuring for RADIUS probes 4-49

NAT

disabling 2-71

Network Access Server, configuring for RADIUS probes 4-49

non-RADIUS data forwarding 3-117

P

parameter map

case-sensitivity matching 3-74, 3-85

configuring 3-71, 3-73, 3-84

HTTP compression 3-75

HTTP statistics, displaying 3-146

maximum bytes to parse 3-72, 3-78, 3-79, 3-86

maximum parse length exceeded 3-79

persistence rebalance 3-81, 3-83

persistence rebalance strict 3-82

RTSP 3-84

TCP server reuse 3-83

URL delimiters 3-77

partial server farm failover 2-59

password credentials

IMAP probes 4-39

POP3 probes 4-41

RADIUS probes 4-49

payload length 5-29

persistence rebalance 3-81, 3-83

policy map

associated class map 3-93

configuration example 3-137

configuring 3-1

Layer 3 and Layer 4 3-92

Layer 7 3-53

POP3 probe, configuring 4-40

port

number, configuring for probes 4-7

probe port inheritance 4-9

predictor

application response 1-2, 2-55

hash address 1-2, 2-39

hash content 1-2, 2-39

hash cookie 1-2, 2-42

hash header 1-2, 2-43

hash url 1-2, 2-47

least bandwidth 1-3, 2-48

leastconns 1-3, 2-49

least loaded 1-3

least-loaded 2-52

roundrobin 1-3, 2-57

probe

active, defining 4-3

active script file statistics, displaying A-27

associating with server farms 2-35, 2-64

clearing statistics 4-80

configuration example 4-57

configurations, displaying 4-71

configuring 4-2, 4-6

configuring for real servers 2-7

configuring for scripts A-12

description, entering 4-6

DNS 4-34

DNS domain name 4-35

DNS expected IP address 4-35

Echo 4-21

Finger 4-22

FTP 4-32

FTP server status code 4-33

global scripted probe statistics, displaying A-26

HTTP 4-23

HTTP header fields 4-24, 4-46

HTTP MD5 hash value 4-28

HTTP request method 4-26

HTTPS 4-29

HTTP server status code 4-27, 4-44, 4-47

ICMP 4-17

IMAP 4-38

IMAP credentials 4-39

IMAP mailbox 4-39

IMAP request method 4-40

IP destination address 4-7

POP3 4-40

POP3 credentials 4-41

POP3 request method 4-41

port inheritance 4-9

port number 4-7

RADIUS 4-48

RADIUS credentials 4-49

RADIUS NAS address 4-49

retry count 4-13

RTSP, configuring 4-44

scripted 4-55

scripted, debugging A-30

scripted probe information, displaying A-23, A-24

scripting quick start A-4

scripting using TCL A-2

script name 4-56

script-writing example A-22

SIP, configuring 4-42

SIP request method 4-43, 4-45

SMTP 4-36

SMTP destination server status code 4-37

SNMP-based server load, configuring 4-50

SSL cipher suite 4-30

SSL version 4-31

statistics, clearing 4-80

statistics, displaying 4-70

status code 4-37

TCP connection termination 4-18

TCP type 4-17

Telnet 4-34

threshold 4-14

time interval 4-12

timeout for a response 4-16

TLS version 4-31

types 2-35

UDP 4-20

wait interval 4-14, 4-15

wait period 4-14

writing scripts for A-12

protocol, generic data parsing 3-21

protocol, generic load balancing 3-53

Q

quick start

HTTP-content stickiness configuration 5-34

HTTP-cookie stickiness configuration 5-45

HTTP-header stickiness configuration 5-57

IP address stickiness configuration 5-12

Layer 3 and Layer 4 SLB traffic policy configuration 3-10

Layer 4 payload stickiness configuration 5-23

Layer 7 Traffic Policy Configuration 3-5

probe scripting A-4

RADIUS-attribute stickiness configuration 5-70

RTSP-Session stickiness configuration 5-77

SIP Call-ID stickiness configuration 5-85

Standard FWLB Configuration for ACE A 6-7

Standard FWLB Configuration for ACE B 6-11

Stealth FWLB Configuration for ACE A 6-19

Stealth FWLB Configuration for ACE B 6-24

R

RADIUS

calling station ID 3-44

load balancing 3-44, 3-54, 3-112

load-balancing configuration examples 3-119, 3-120

match criteria 3-44

probes, configuring 4-48

username 3-44

rate limiting

bandwidth 2-10, 2-67

connection 2-10, 2-67

RDP load balancing 3-54, 3-108

real servers

associating with server farm 2-60

backup 2-63

behavior 2-14

checking health 2-7

clearing connections 2-86

clearing statistics 2-86

configuration examples 2-16

configuration quick start 2-3

configuring 2-1

configuring probes for 2-7

configuring weight (connection capacity) 2-13, 2-62

configuring weight for in server farm 2-62

creating 2-4

displaying configurations and statistics 2-79

displaying connections 2-83

entering description for 2-6

entering IP address 2-6

graceful shutdown 2-14, 2-70, 4-18

managing 2-14

overview 2-2

placing in service 2-14, 2-69

rate limiting 2-10, 2-67

redirecting client requests 2-12

setting connection limits 2-8, 2-66

shutting down, gracefully 2-14, 2-70, 4-18

Real Time Streaming Protocol. See RTSP

regular expressions 3-16, 3-19, 3-21, 3-23, 3-32, 3-33, 3-35, 3-39

Remote Authentication Dial In User Service. See RADIUS

Remote Desktop Protocol. See RDP

request methods

configuring for IMAP probes 4-40

configuring for POP3 probes 4-41

retry

count, configuring for probes 4-13

roundrobin, load-balancing predictor 1-3, 2-57

routing

asymmetric 1-8

RTSP

header 3-45

header match criteria 3-45

load balancing 3-45, 3-47, 3-54, 3-123

match criteria 3-47

maximum number of bytes to parse 3-86

parameter map, configuring 3-84

probe 4-44

URL 3-47

S

scripted probes

configuring 4-55

script name 4-56

scripts

active script file statistics, displaying A-27

configuring probes for A-12

copying A-6

copying and loading A-5

debugging A-30

displaying script file contents A-29

environment variables A-19

exit codes A-20

global scripted probe statistics, displaying A-26

information, displaying A-23, A-24

loading A-9

overview A-2

probe script example A-22

reloading modified A-11

removing from memory A-10

sample A-8

script probe array A-19

supported commands A-13

unzipping A-8

writing for health monitoring A-12

server

reuse 3-83

shutdown, graceful 2-16

server farms

assigning backup server 2-63

associating probes for 2-35, 2-64

associating real servers for use with 2-60

backup 3-65

backup, behavior with stickiness 5-9

backup, configuring 2-59, 2-71

clearing statistics 2-94

configuration examples 2-76

configuration quick start 2-19

configuring 2-1

creating 2-21

disabling NAT 2-71

displaying configurations 2-87

displaying connections 2-91

displaying statistics 2-88

enabling load balancing for 3-65

entering description for 2-22

failover, partial 2-59

HTTP return error code checking, configuring 2-57

overview 2-2, 2-18

placing real servers in service 2-69

predictor method 2-37

real server weight, configuring 2-62

setting real server connection limits 2-66

specifying failure action 2-22

sticky, configuring 3-69

server load balancing

configurational diagram 3-4

configuration example 3-137

configuring Layer 3 and Layer 4 policy map 3-92

configuring Layer 7 class map 3-28

configuring Layer 7 policy map 3-53

configuring traffic policies 3-1

definition 1-1

operating ACE exclusively for 1-8

overview 1-1

statistics, clearing 3-155

statistics, displaying 3-141

server normalization, asymmetric 2-71

server shutdown, graceful 2-70, 4-18

service policy

applying to an interface 3-102

statistics, clearing 3-156

statistics, displaying 3-148

Session Initiation Protocol. See SIP

shared secret credentials, configuring for RADIUS probes 4-49

shutdown, graceful server 2-16, 4-18

SIP

Call-ID 3-48

header match criteria 3-48

load balancing 3-48, 3-54, 3-129

load-balancing configuration examples 3-135, 3-136

probe 4-42

request method, configuring for probes 4-43, 4-45

SLB. See server load balancing

SMTP probes, configuring 4-36

SNMP

SNMP-based server load probe 4-50

sorry server. See backup server

source IP address 2-39, 2-84, 2-92, 3-15, 3-16, 3-26, 3-50, 3-62, 3-64, 5-4, 5-12, 5-15, 5-18, 5-117, 6-3, 6-9, 6-20

SSL

proxy service, specifying 3-70

Session ID stickiness 5-7

SSL Session-ID stickiness 5-92

version, configuring for probes 4-31

standard firewall

diagram, configurational 6-4

example, configurational 6-32, 6-34

load balancing, configuring 6-6

quick start 6-7, 6-11

statistics

active script files, displaying A-27

HTTP, displaying 3-154

HTTP parameter map, displaying 3-146

HTTP URL statement hit counts, displaying 3-152

load-balancing, clearing 3-155

load-balancing, displaying 3-141

probes, clearing 4-80

probes, displaying 4-70

real servers, clearing 2-86

real servers, displaying 2-79

scripted probes, displaying A-26

server farms, clearing 2-94

server farms, displaying 2-88

service-policy, clearing 3-156

service policy, displaying 3-148

sticky, clearing 5-119

sticky, displaying 5-116

sticky database, displaying 5-116

status code, configuring for SMTP probes 4-37

stealth firewall

diagram, configurational 6-5, 6-6

example, configurational 6-36, 6-37

IP address, configuring 6-18

load balancing, configuring 6-18

quick start 6-19, 6-24

stickiness

configurational example 5-121

database entries, clearing 5-120

displaying information 5-116

HTTP cookie 5-43

HTTP cookie configuration example 5-54

HTTP header configuration example 5-67

IP address configuration example 5-21

IP addresses, configuring 5-12

quick start, HTTP-content configuration 5-34

quick start, HTTP-cookie configuration 5-45

quick start, HTTP-header stickiness configuration 5-57

quick start, IP address sticky configuration 5-12

quick start, Layer 4 payload configuration 5-23

quick start, RADIUS stickiness configuration 5-70

quick start, RTSP-Session stickiness configuration 5-77

quick start, SIP Call-ID stickiness configuration 5-85

quick start, SSL Session ID 5-94

SLB traffic policy, configuring 5-114

SSL Session ID 5-7, 5-92

statistics, clearing 5-119

statistics, displaying 5-116

stickiness (HTTP-content)

associating server farm with sticky group 5-42

content length, configuring 5-38

content offset, configuring 5-38

quick start 5-34

replicate HTTP-content sticky table entries, enabling 5-38

server farm entry, configuring 5-42

static content, configuring 5-41

sticky group, creating 5-36

timeout, configuring 5-37

timeout for active connections, configuring 5-37

stickiness (HTTP-cookie)

associating server farm with sticky group 5-53

configuration example 5-54

cookie insertion, enabling 5-50

cookie length, configuring 5-51

cookie offset, configuring 5-51

quick start 5-45, 5-57

replicate HTTP-cookie sticky table entries, enabling 5-49

secondary cookie, configuring 5-51

server farm entry, configuring 5-53

static cookie, configuring 5-52

sticky group, creating 5-48

timeout, configuring 5-48

timeout for active connections, configuring 5-49

stickiness (HTTP-header)

associating server farm with sticky group 5-66

configuration example 5-67

cookie length, configuring 5-64

cookie offset, configuring 5-64

replicate HTTP-header sticky table entries, enabling 5-63

server farm sticky group, configuring 5-66

static HTTP-header, configuring 5-65

sticky group, creating 5-59

timeout, configuring 5-62

timeout for active connections, configuring 5-63

stickiness (IP address)

associating server farm with sticky group 5-19

configuration example 5-21

quick start 5-12

replicate IP-address sticky table entries, enabling 5-17

requirements 5-10

server farm sticky group, configuring 5-19

static IP-address table entries, configuring 5-18

sticky IP group, creating 5-15

timeout, configuring 5-16

timeout for active connections, configuring 5-16

stickiness (Layer 4 payload)

associating server farm with sticky group 5-32

overview 5-22

parameters, configuring 5-28

quick start 5-23

replicate Layer 4 payload sticky table entries, enabling 5-27

server farm entry, configuring 5-32

static entry, configuring 5-31

timeout, configuring 5-26

timeout for active connections, configuring 5-27

stickiness (RADIUS-attribute)

associating server farm with sticky group 5-74

quick start 5-70

replicate RADIUS-attribute sticky table entries, enabling 5-74

server farm sticky group, configuring 5-74

sticky group, creating 5-72

timeout, configuring 5-73

timeout for active connections, configuring 5-73

stickiness (RTSP-Session)

associating server farm with sticky group 5-83

cookie length, configuring 5-81

cookie offset, configuring 5-81

quick start 5-77

replicate RTSP-Session sticky table entries, enabling 5-81

server farm sticky group, configuring 5-83

static RTSP-Session, configuring 5-82

sticky group, creating 5-79

timeout, configuring 5-80

timeout for active connections, configuring 5-80

stickiness (SIP Call-ID)

associating server farm with sticky group 5-91

quick start 5-85

replicate SIP Call-ID sticky table entries, enabling 5-89

server farm sticky group, configuring 5-91

static SIP Call-ID, configuring 5-90

sticky group, creating 5-88

timeout, configuring 5-88

timeout for active connections, configuring 5-89

stickiness (SSL Session ID)

32-byte configuration example 5-101

configuration requirements and considerations 5-94

offset, length, and beginning pattern, configuring 5-99

overview 5-92

quick start 5-94

server farm entry, configuring 5-98

SSL Session ID learning, enabling 5-98

sticky group, creating 5-97

sticky timeout, configuring 5-97

sticky

configuration examples 5-21, 5-54, 5-67

cookies for client identification 5-6

database entries, clearing 5-120

database entries, displaying 5-116

displaying information 5-116

e-commerce application requirements 5-4

groups 5-4

HTTP header for client identification 5-7

IP address for client identification 5-5

methods 5-4

overview 5-3

purpose 5-3

statistics, clearing 5-116

statistics, displaying 5-116

table 5-8

T

TCL

copying and loading scripts A-5

copying scripts A-6

environment variables A-19

exit codes A-20

loading scripts A-9

reloading modified scripts A-11

removing scripts from memory A-10

scripts overview A-2

supported script commands A-13

unzipping scripts A-8

TCP

connection termination 4-18

probe, configuring 4-17

server reuse, configuring 3-83

Telnet

probes, configuring 4-34

threshold, configuring for probes 4-14

timeout period, configuring for probe response 4-16

TLS

version, configuring for probes 4-31

Toolkit Command Language. See TCL. A-1

traffic, distribution across firewalls 6-1, 6-3

traffic classification process 3-2

traffic policies

configurational diagram 3-4

configuration example 3-137

configuring 3-1

configuring for stickiness 5-114

overview 3-2

U

UDP

booster 3-106

per packet load balancing 3-100

probe, configuring 4-20

URL

delimiters, defining 3-77

length 3-79

maximum bytes to parse 3-72, 3-78, 3-79, 3-86

username

credentials, configuring 4-39, 4-41, 4-49

V

VIP

address, advertising 3-97

defining match criteria 3-88, 4-61, 4-63, 5-114, 6-9, 6-21, 6-22

disabling translation 2-71

enabling for load balancing 3-101, 6-16, 6-29

reply to ICMP request 3-98

UDP per packet load balancing 3-100

virtual IP address. See VIP

W

wait interval, configuring for probes 4-14, 4-15

wait period, configuring for probes 4-14

weight, setting for real servers 2-13, 2-62

weighted roundrobin. See roundrobin