Server Load-Balancing Guide vA4(2.0), Cisco ACE 4700 Series Application Control Engine Appliance
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Index

Table Of Contents

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

Index

Symbols

"xST" metacharacter for Layer 4 generic data parsing 3-22

A

action list

associating with a Layer 7 policy map 3-57

configuring 3-11

alias IP address 7-2, 7-5, 7-18

application response, load-balancing method 1-2, 2-58

asymmetric routing 1-8

asymmetric server normalization 2-77

B

backup

server, configuring 2-67

server farm, behavior with stickiness 5-8

server farm, configuring 2-63, 2-76

server farms 3-64

bandwidth rate limiting 2-10, 2-72

booster, UDP 3-105

bursting threshold, VM probe 6-12

C

case-sensitivity matching 3-73, 3-86

cipher-based load balancing 3-38

cipher suites

HTTPS probes, configuring for 4-30

Cisco Overlay Transport Virtualization. See OTV

class map

configuration example 3-133

configuring 3-1, 3-87

description, entering 3-18, 3-70, 3-72, 3-85, 3-88

Layer 7 3-26

overview 3-2

use with real servers 2-2

compression

content types supported 3-59

HTTP parameter map 3-74

Layer 7 SLB policy action 3-58, 3-73

Layer 7 SLB policy action, excluding specific files/MIME types for HTTP compression 3-40

configurational examples

HTTP cookie stickiness 5-51

HTTP header stickiness 5-63

IP address stickiness 5-18

probe 4-58

RADIUS load-balancing 3-117, 3-118

real server 2-16

server farms 2-82

SIP load-balancing 3-131, 3-132

SLB traffic policy 3-133

standard firewall 7-32, 7-33

stealth firewall 7-35, 7-36

stickiness 5-115

connection keepalive. See HTTP persistence rebalance

connections

clearing for real servers 2-90

connection failure, specifying server farm action 2-23

connection termination, TCP 4-18

displaying for real servers 2-88

displaying for server farms 2-97

rate limiting 2-10, 2-72

content

length 2-44

matching HTTP 3-29

offset 5-35

cookie

client 5-5

configuring stickiness 5-40

insertion 2-70, 5-47

length 2-49, 3-79, 5-36, 5-48

match criteria 3-30

maximum bytes to parse 3-71, 3-78, 3-86

offset 5-47

sticky client identification 5-5

string 2-70

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

D

database entries

sticky, clearing 5-115

sticky, displaying 5-109

Data Center Interconnect. See DCI

DCI 6-1, 6-4

delimiters, URL 3-76, 3-77

destination IP address 2-43, 2-89, 2-98, 3-2, 3-13, 3-62, 5-3, 5-10, 5-13, 5-16, 7-3

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

differentiated services code point. See DSCP

displaying

probe configuration information 4-72

real server configuration information 2-84

server farm configuration information 2-91

sticky configuration information 5-108

DNS

load balancing 3-105

probes, configuring 4-34

domain

name, configuring for DNS probes 4-35

DSCP 3-67

DWS

configuration guidelines 6-5

configuring 6-3

displaying statistics 6-15

enabling a server farm 6-14

overview 6-1

prerequisites 6-4

real server locality, displaying 6-20

real server locality in server farm, displaying 6-19

server farm attributes 6-13

server farm state, displaying 6-19

VIP state, displaying 6-18

dynamic workload scaling. See DWS

E

Echo probes, configuring 4-21

e-commerce

applications, sticky requirements 5-3

using stickiness 5-2

expressions, regular 3-14, 3-16, 3-19, 3-21, 3-30, 3-31, 3-32, 3-36

F

failover

server farm 2-63

Finger probes, configuring 4-22

firewall

alias IP address 7-2, 7-5, 7-18

configuration examples 7-32

configurations, displaying 7-31

configurations, supported 7-3

disabling NAT 2-76

load balancing 7-1, 7-3, 7-6, 7-17

overview 7-1

standard configurational diagram 7-4

stealth configurational diagram 7-5

traffic distribution 7-2

types 7-2, 7-3

FTP probes, configuring 4-32

G

generic protocol

data parsing 3-18

load balancing 3-52

graceful server shutdown 2-14, 2-16, 2-75, 4-18

H

hash load-balancing methods

address 1-2, 2-42

content 1-2, 2-43

cookie 1-2, 2-46

header 1-2, 2-47

secondary cookie 2-46

url 1-2, 2-50

header

deletion 3-17

insertion 3-11, 3-13, 3-61

rewrite 3-11, 3-16

health monitoring

configuring 4-1

inband 2-35

real servers 2-6

HTTP

compression 3-58, 3-73

content match criteria 3-29

load balancing 3-52

persistence rebalance 3-81, 3-83

persistence strict 3-82

probes, configuring 4-23, 4-25, 4-47

request method, configuring for probes 4-26

return error code checking 2-61

statistics, displaying 3-143, 3-154

URL hit count statistics, displaying 3-152

URL match criteria 3-36, 3-45

URL match criteria, excluding for HTTP compression 3-40

HTTP content

length 2-44, 5-36

offset 2-44, 5-36

HTTP cookie

length 2-49, 5-48

match criteria 3-30

offset 2-49, 5-48

stickiness 5-40

HTTP header

deletion 3-17

insertion 3-11, 3-13, 3-61

length 3-79

match criteria 3-32, 3-43

maximum bytes to parse 3-71, 3-78, 3-86

rewrite 3-11, 3-16

sticky client identification 5-6

HTTP parameter map

case-sensitivity matching 3-73, 3-86

compression 3-74

configuring 3-69, 3-71, 3-84

maximum bytes to parse 3-71, 3-78, 3-86

maximum parse length exceeded 3-79

persistence rebalance 3-81, 3-83

persistence rebalance strict 3-82

statistics, displaying 3-143

TCP server reuse 3-83

URL delimiters 3-76, 3-77

HTTP return codes

server farms, displaying 2-96

HTTPS

cipher suite for probes 4-30

probes, configuring 4-29

I

ICMP

probes, configuring 4-17

IMAP probes, configuring 4-38

inband health monitoring 2-35

interface

applying Layer 3 and Layer 4 policy to 3-102

interval, configuring for probes 4-12

IP address

alias 7-2, 7-5, 7-18

configuring a probe under a redirect server 2-8

configuring destination for probes 4-7

configuring stickiness 5-10

destination 2-43, 2-89, 2-98, 3-2, 3-13, 3-62, 5-3, 5-10, 5-13, 5-16, 7-3, 7-12, 7-26

entering for real servers 2-6

expected for DNS probes 4-35

match criteria 3-24, 3-48

source 2-43, 2-89, 2-98, 3-13, 3-24, 3-48, 3-61, 3-62, 5-3, 5-10, 5-13, 5-16, 5-110, 7-3, 7-8, 7-20

sticky client identification 5-4

sticky configuration requirements 5-9

virtual 2-76, 3-13, 3-61, 3-87, 3-88, 3-92, 3-98, 3-100, 5-107, 7-9, 7-15, 7-21, 7-22, 7-29

K

keepalive-appliance protocol (KAL-AP)

clearing statistics 4-71

configuring 4-59, 4-63

displaying load information 4-69

displaying statistics 4-70

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 3-94

configuring 3-87

overview 3-2

Layer 3 and Layer 4 SLB policy actions

configuration quick start 3-9

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

enabling a VIP for load balancing 3-100

enabling UDP per packet load balancing 3-99

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 3-95

Layer 4 payload

"xST" metacharacter 3-22

length for sticky 5-26

match criteria for generic data parsing 3-20

offset for sticky 5-26

Layer 7 class map

associating with Layer 7 policy map 3-55

configuration quick start 3-4

configuring 3-26

HTTP cookie 3-30

HTTP header 3-32, 3-43

HTTP URL 3-36, 3-45

HTTP URL, excluding specific files/MIME types for HTTP compression 3-40

nesting 3-50

overview 3-2

source IP address 3-24, 3-48

SSL cipher 3-38

Layer 7 policy map

configuration quick start 3-4

configuring 3-51

defining inline match statements 3-54

Layer 7 class map association 3-55

Layer 7 SLB policy actions

associating with Layer 3 and Layer 4 SLB policy 3-69

compress packets 3-60

discarding requests 3-61

forwarding requests 3-61

HTTP compression 3-58, 3-73

HTTP compression, excluding specific files/MIME types 3-40

HTTP header insertion 3-11, 3-13, 3-61

IP differentiated services code point 3-67

load balancing to server farm 3-64

SSL proxy service 3-68

sticky server farm 3-67

least bandwidth, load-balancing method 1-3, 2-51

leastconns, load-balancing method 1-3, 2-53

least loaded, load-balancing method 1-3, 2-55

load balancing

application response 1-2, 2-58

configurational diagram 3-3

configuring real servers and server farms 2-1

configuring traffic policies 3-1

definition 1-1

DNS 3-105

enabling a VIP 3-100

example 3-133

firewall 7-1, 7-3, 7-6, 7-17

hash address 1-2, 2-42

hash content 1-2, 2-43

hash cookie 1-2, 2-46

hash header 1-2, 2-47

hash url 1-2, 2-50

least bandwidth 1-3, 2-51

leastconns 1-3, 2-53

least loaded 1-3

least-loaded 2-55

operating ACE exclusively for 1-8

overview 1-1

predictor method 2-41

RADIUS 3-52, 3-111

RDP 3-52, 3-107

roundrobin 1-3, 2-60

RTSP 3-52, 3-120

SIP 3-52, 3-126

standard firewall 7-6

statistics, clearing 3-160

statistics, displaying 3-137

stealth firewall 7-17

load threshold, VM probe 6-12

M

mailbox, configuring for IMAP probes 4-39

match criteria

HTTP cookie 3-30

HTTP header 3-32, 3-43

HTTP URL 3-36, 3-45

HTTP URL, excluding for HTTP compression 3-40

Layer 4 payload 3-20

nested HTTP class map 3-50

RADIUS calling station ID 3-42

RADIUS username 3-42

RTSP header 3-43

RTSP URL 3-45

single match statement 3-54

SIP header 3-46

source IP address 3-24, 3-48

SSL cipher 3-38

MD5 hash value, configuring for probes 4-28

method

IMAP probes 4-40

POP3 probes 4-42

Multipurpose 3-40

N

NAS address, configuring for RADIUS probes 4-50

NAT

disabling 2-76

Network Access Server, configuring for RADIUS probes 4-50

Nexus 7000 series switches 6-1, 6-4

Nexus device

configuring 6-5

credentials 6-7

IP address 6-6

statistics, displaying 6-15

non-RADIUS data forwarding 3-115

O

OTV 6-1, 6-4

P

parameter map

case-sensitivity matching 3-73, 3-86

configuring 3-69, 3-71, 3-84

HTTP compression 3-74

HTTP statistics, displaying 3-143

maximum bytes to parse 3-71, 3-78, 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 3-76, 3-77

partial server farm failover 2-63

password credentials

IMAP probes 4-39

POP3 probes 4-41

RADIUS probes 4-50

payload length 5-26

persistence rebalance 3-81, 3-83

policy map

associated class map 3-94

configuration example 3-133

configuring 3-1

Layer 3 and Layer 4 3-92

Layer 7 3-51

POP3 probe, configuring 4-40

port

number, configuring for probes 4-8

probe port inheritance 4-9

predictor

application response 1-2, 2-58

hash address 1-2, 2-42

hash content 1-2, 2-43

hash cookie 1-2, 2-46

hash cookie secondary 2-46

hash header 1-2, 2-47

hash url 1-2, 2-50

least bandwidth 1-3, 2-51

leastconns 1-3, 2-53

least loaded 1-3

least-loaded 2-55

roundrobin 1-3, 2-60

probe

active, defining 4-3

active script file statistics, displaying A-28

associating with server farms 2-38, 2-69

clearing statistics 4-80

configuration example 4-58

configurations, displaying 4-72

configuring 4-2, 4-6

configuring for real servers 2-6

configuring for scripts A-11

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-27

HTTP 4-23

HTTP header fields 4-25, 4-47

HTTP MD5 hash value 4-28

HTTP request method 4-26

HTTPS 4-29

HTTP server status code 4-27, 4-45, 4-48

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 4-42

port inheritance 4-9

port number 4-8

RADIUS 4-49

RADIUS credentials 4-50

RADIUS NAS address 4-50

retry count 4-13

RTSP, configuring 4-45

scripted 4-56

scripted, debugging A-30

scripted probe information, displaying A-24, A-25

scripting quick start A-4

scripting using TCL A-2

script name 4-57

script-writing example A-23

SIP, configuring 4-42

SIP request method 4-44, 4-46

SMTP 4-36

SMTP destination server status code 4-37

SNMP-based server load, configuring 4-51

SSL cipher suite 4-30

SSL version 4-31

statistics, clearing 4-80

statistics, displaying 4-71

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 2-38

UDP 4-20

VM, configuring 6-10

wait interval 4-14, 4-15

wait period 4-14

writing scripts for A-12

protocol, generic data parsing 3-18

protocol, generic load balancing 3-52

Q

quick start

HTTP-content stickiness configuration 5-31

HTTP-cookie stickiness configuration 5-42

HTTP-header stickiness configuration 5-54

IP address stickiness configuration 5-11

Layer 3 and Layer 4 SLB traffic policy configuration 3-9

Layer 4 payload stickiness configuration 5-21

Layer 7 Traffic Policy Configuration 3-4

probe scripting A-4

RADIUS-attribute stickiness configuration 5-67

RTSP-Session stickiness configuration 5-73

SIP Call-ID stickiness configuration 5-81

Standard FWLB Configuration for ACE A 7-7

Standard FWLB Configuration for ACE B 7-11

Stealth FWLB Configuration for ACE A 7-19

Stealth FWLB Configuration for ACE B 7-24

R

RADIUS

calling station ID 3-42

load balancing 3-42, 3-52, 3-111

load-balancing configuration examples 3-117, 3-118

match criteria 3-42

probes, configuring 4-49

username 3-42

rate limiting

bandwidth 2-10, 2-72

connection 2-10, 2-72

RDP load balancing 3-52, 3-107

real server

cookie string 2-70

real servers

associating with server farm 2-64

backup 2-67

behavior 2-14

checking health 2-6

clearing connections 2-90

clearing statistics 2-90

configuration examples 2-16

configuration quick start 2-3

configuring 2-1

configuring probes for 2-6

configuring weight (connection capacity) 2-13, 2-66

configuring weight for in server farm 2-66

creating 2-4

displaying configurations and statistics 2-83

displaying connections 2-88

entering description for 2-5, 2-66

entering IP address 2-6

graceful shutdown 2-14, 2-75, 4-18

managing 2-14

overview 2-2

placing in service 2-14, 2-74

rate limiting 2-10, 2-72

redirecting client requests 2-12

setting connection limits 2-9, 2-72

shutting down, gracefully 2-14, 2-75, 4-18

Real Time Streaming Protocol. See RTSP

redirect server

configuring a probe 2-8

regular expressions 3-14, 3-16, 3-19, 3-21, 3-30, 3-31, 3-32, 3-36

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 4-42

retry

count, configuring for probes 4-13

roundrobin, load-balancing predictor 1-3, 2-60

routing

asymmetric 1-8

RTSP

header 3-43

header match criteria 3-43

load balancing 3-43, 3-45, 3-52, 3-120

match criteria 3-45

maximum number of bytes to parse 3-86

parameter map, configuring 3-84

probe 4-45

URL 3-45

S

scripted probes

configuring 4-56

script name 4-57

scripts

active script file statistics, displaying A-28

configuring probes for A-11

copying A-7

copying and loading A-6

debugging A-30

displaying script file contents A-30

environment variables A-20

exit codes A-21

global scripted probe statistics, displaying A-27

information, displaying A-24, A-25

loading A-9

overview A-2

probe script example A-23

reloading modified A-10

removing from memory A-10

sample A-8

script probe array A-20

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 2-67

associating probes for 2-38, 2-69

associating real servers for use with 2-64

associating VMs as real servers 6-15

backup 3-64

backup, behavior with stickiness 5-8

backup, configuring 2-63, 2-76

clearing statistics 2-101

configuration examples 2-82

configuration quick start 2-19

configuring 2-1

creating 2-21

disabling NAT 2-76

displaying configurations 2-91

displaying connections 2-97

displaying HTTP return codes 2-96

displaying statistics 2-92

DWS attributes 6-13

enabling for DWS 6-14

enabling load balancing for 3-64

entering description for 2-22

failover, partial 2-63

HTTP return error code checking, configuring 2-61

overview 2-2, 2-19

placing real servers in service 2-74

predictor method 2-41

real server weight, configuring 2-66

setting real server connection limits 2-72

specifying failure action 2-23

sticky, configuring 3-67

server load balancing

configurational diagram 3-3

configuration example 3-133

configuring Layer 3 and Layer 4 policy map 3-92

configuring Layer 7 class map 3-26

configuring Layer 7 policy map 3-51

configuring traffic policies 3-1

definition 1-1

operating ACE exclusively for 1-8

overview 1-1

statistics, clearing 3-160

statistics, displaying 3-137

server normalization, asymmetric 2-77

server shutdown, graceful 2-75, 4-18

service policy

applying to an interface 3-102

statistics, clearing 3-161

statistics, displaying 3-147

Session Initiation Protocol. See SIP

shared secret credentials, configuring for RADIUS probes 4-50

shutdown, graceful server 2-16, 4-18

SIP

Call-ID 3-46

header match criteria 3-46

load balancing 3-46, 3-52, 3-126

load-balancing configuration examples 3-131, 3-132

probe 4-42

request method, configuring for probes 4-44, 4-46

SLB. See server load balancing

SMTP probes, configuring 4-36

SNMP

SNMP-based server load probe 4-51

sorry server. See backup server

source IP address 2-43, 2-89, 2-98, 3-13, 3-24, 3-48, 3-61, 3-62, 5-3, 5-10, 5-13, 5-16, 5-110, 7-3, 7-8, 7-20

SSL

cipher-based load balancing 3-38

cipher match criteria 3-38

proxy service, specifying 3-68

Session ID stickiness 5-6

SSL Session-ID stickiness 5-87

version, configuring for probes 4-31

standard firewall

diagram, configurational 7-4

example, configurational 7-32, 7-33

load balancing, configuring 7-6

quick start 7-7, 7-11

statistics

active script files, displaying A-28

HTTP, displaying 3-154

HTTP parameter map, displaying 3-143

HTTP URL statement hit counts, displaying 3-152

load-balancing, clearing 3-160

load-balancing, displaying 3-137

probes, clearing 4-80

probes, displaying 4-71

real servers, clearing 2-90

real servers, displaying 2-84

scripted probes, displaying A-27

server farms, clearing 2-101

server farms, displaying 2-92

service-policy, clearing 3-161

service policy, displaying 3-147

sticky, clearing 5-114

sticky, displaying 5-108

sticky database, displaying 5-109

status code, configuring for SMTP probes 4-37

stealth firewall

diagram, configurational 7-5

example, configurational 7-35, 7-36

IP address, configuring 7-18

load balancing, configuring 7-17

quick start 7-19, 7-24

stickiness

configurational example 5-115

database entries, clearing 5-115

displaying information 5-108

HTTP cookie 5-40

HTTP cookie configuration example 5-51

HTTP header configuration example 5-63

IP address configuration example 5-18

IP addresses, configuring 5-10

quick start, HTTP-content configuration 5-31

quick start, HTTP-cookie configuration 5-42

quick start, HTTP-header stickiness configuration 5-54

quick start, IP address sticky configuration 5-11

quick start, Layer 4 payload configuration 5-21

quick start, RADIUS stickiness configuration 5-67

quick start, RTSP-Session stickiness configuration 5-73

quick start, SIP Call-ID stickiness configuration 5-81

quick start, SSL Session ID 5-89

SLB traffic policy, configuring 5-106

SSL Session ID 5-6, 5-87

statistics, clearing 5-114

statistics, displaying 5-109

stickiness (HTTP-content)

associating server farm with sticky group 5-39

content length, configuring 5-35

content offset, configuring 5-35

quick start 5-31

replicate HTTP-content sticky table entries, enabling 5-35

server farm entry, configuring 5-39

static content, configuring 5-38

sticky group, creating 5-33

timeout, configuring 5-34

timeout for active connections, configuring 5-34

stickiness (HTTP-cookie)

associating server farm with sticky group 5-50

configuration example 5-51

cookie insertion, enabling 5-47

cookie length, configuring 5-47

cookie offset, configuring 5-47

quick start 5-42, 5-54

replicate HTTP-cookie sticky table entries, enabling 5-46

secondary cookie, configuring 5-48

server farm entry, configuring 5-50

static cookie, configuring 5-49

sticky group, creating 5-44

timeout, configuring 5-45

timeout for active connections, configuring 5-45

stickiness (HTTP-header)

associating server farm with sticky group 5-62

configuration example 5-63

cookie length, configuring 5-60

cookie offset, configuring 5-60

replicate HTTP-header sticky table entries, enabling 5-60

server farm sticky group, configuring 5-62

static HTTP-header, configuring 5-61

sticky group, creating 5-56

timeout, configuring 5-59

timeout for active connections, configuring 5-59

stickiness (IP address)

associating server farm with sticky group 5-17

configuration example 5-18

quick start 5-11

replicate IP-address sticky table entries, enabling 5-15

requirements 5-9

server farm sticky group, configuring 5-17

static IP-address table entries, configuring 5-16

sticky IP group, creating 5-13

timeout, configuring 5-14

timeout for active connections, configuring 5-14

stickiness (Layer 4 payload)

associating server farm with sticky group 5-29

overview 5-19

parameters, configuring 5-26

quick start 5-21

replicate Layer 4 payload sticky table entries, enabling 5-25

server farm entry, configuring 5-29

static entry, configuring 5-28

timeout, configuring 5-24

timeout for active connections, configuring 5-24

stickiness (RADIUS-attribute)

associating server farm with sticky group 5-71

quick start 5-67

replicate RADIUS-attribute sticky table entries, enabling 5-70

server farm sticky group, configuring 5-71

sticky group, creating 5-69

timeout, configuring 5-69

timeout for active connections, configuring 5-70

stickiness (RTSP-Session)

associating server farm with sticky group 5-79

cookie length, configuring 5-77

cookie offset, configuring 5-77

quick start 5-73

replicate RTSP-Session sticky table entries, enabling 5-76

server farm sticky group, configuring 5-79

static RTSP-Session, configuring 5-78

sticky group, creating 5-75

timeout, configuring 5-75

timeout for active connections, configuring 5-76

stickiness (SIP Call-ID)

associating server farm with sticky group 5-86

quick start 5-81

replicate SIP Call-ID sticky table entries, enabling 5-84

server farm sticky group, configuring 5-86

static SIP Call-ID, configuring 5-85

sticky group, creating 5-83

timeout, configuring 5-83

timeout for active connections, configuring 5-84

stickiness (SSL Session ID)

32-byte configuration example 5-95

configuration requirements and considerations 5-88

offset, length, and beginning pattern, configuring 5-93

overview 5-87

quick start 5-89

server farm entry, configuring 5-92

SSL Session ID learning, enabling 5-93

sticky group, creating 5-91

sticky timeout, configuring 5-92

sticky

configuration examples 5-18, 5-51, 5-63

cookies for client identification 5-5

database entries, clearing 5-115

database entries, displaying 5-109

displaying information 5-108

e-commerce application requirements 5-3

groups 5-3

HTTP header for client identification 5-6

IP address for client identification 5-4

methods 5-3

overview 5-2

purpose 5-2

statistics, clearing 5-109

statistics, displaying 5-109

table 5-7

T

TCL

copying and loading scripts A-6

copying scripts A-7

environment variables A-20

exit codes A-21

loading scripts A-9

reloading modified scripts A-10

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 7-1, 7-3

traffic classification process 3-2

traffic policies

configurational diagram 3-3

configuration example 3-133

configuring 3-1

configuring for stickiness 5-106

overview 3-2

U

UDP

booster 3-105

per packet load balancing 3-99

probe, configuring 4-20

URL

delimiters, defining 3-76, 3-77

length 3-79

maximum bytes to parse 3-71, 3-78, 3-86

username

credentials, configuring 4-39, 4-41, 4-50

V

VIP

defining match criteria 3-89, 4-62, 4-64, 5-107, 7-9, 7-21, 7-22

disabling translation 2-76

enabling for load balancing 3-100, 7-15, 7-29

reply to ICMP request 3-98

UDP per packet load balancing 3-99

virtual IP address. See VIP

virtual machines. See VMs

virtual private cloud 6-1

VM controller

configuring 6-8

credentials 6-9

statistics, displaying 6-16

URL 6-8

VM probe

associating a VM controller 6-11

bursting threshold 6-12

configuring 6-10

details, displaying 6-21

interval 6-10

load threshold 6-12

statistics, displaying 6-20

VMs

associating as real servers in a server farm 6-15

locality 6-5

overview 6-1

VMware vCenter Server 6-1

VPC 6-1

W

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

wait period, configuring for probes 4-14

weight, setting for real servers 2-13, 2-66

weighted roundrobin. See roundrobin