Table of Contents

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

INDEX

A

access

restrict          3-8

restrict URLs          3-9

access list          C-4, C-10, C-12, C-14, C-19, C-23

group          C-10, C-22, C-23

account

access          3-5

admin          3-4, B-7

changing password          3-6

changing password for others          3-6

deleting          3-6

error message          B-7

forced delete          B-7

number of user          B-7

RADIUS          3-8

understanding          3-5

user          B-4

administrator          2-7

account          2-12, 3-3, B-4

authentication          3-6

forced-delete          B-7

login          2-12, 3-3

password          2-12, 3-3

age multiplier          3-33

archive log          4-7

ata0 directory          3-11, 3-12, 4-6, 5-3, B-10

         3-11

upgrading system software          5-3

attaching

Cache Engines to switch          1-25

authentication

administrator          3-6

RADIUS, for selective URL blocking          3-8

B

bad connects          B-5

badurl.lst

blocking URL access          3-11

message          B-6

bandwidth

optimize          1-2, 1-8, 1-15

optimizing          1-15

savings          4-27

savings statistics          4-27

basic configuration          2-7

block URLs

based on RADIUS account          3-8

specific URLs          3-11

boot          2-5, 2-7, B-2

interrupt          3-16

reboot          5-2

browser          1-5, 1-8, 1-12, 1-15, 2-9, 2-11, 3-25, 3-26, 3-34, 5-4, C-2

open management interface          2-12

version          1-29

bypass

cache          1-10

C

cable

console          5-8

cross-over          5-6

ethernet specifications          5-6

pinouts          5-6

replacing          5-6

straight-through          5-6

UTP          5-6

warning          2-3

Cache Engine

adding          5-4

attaching mount brackets          2-6

basic configuration          2-7

bypass          1-10

cache farms          1-8

cache hierarchy          1-9

CE2050 back panel          2-4

CE2050 front panel          2-5

characteristics          1-3

choosing subnet          1-14

default factory settings          3-36

example on same network interface          1-27

example setup on separate interfaces          1-22

example with switches          1-25

failure, how handled          1-11

filtering traffic          1-11

functional characteristics          1-6

hardware requirements          1-5

how many you need          1-15

installing          2-3

management interface          2-12

maximal configuration          1-5

overview          1-2

recommended enterprise setup          1-22

removing          5-5

replacing          5-5

showing status          2-11

storage          1-3

upgrading software          5-3

WCCP connection          C-3

WCCP explained          1-7

what it does          1-7

cache farm

adding Cache Engine          5-4

bypass          1-10

disable          5-6

explanation of          1-8

IP address          1-9

messages          B-7

moving          5-4

cache hierarchy

explained          1-9

CacheConfigShow console command          A-2

caching

explanation of          1-7

how long data is stored          1-12

proxy not recommended          3-25

router support          2-10

strategy          1-13

transparent recommended          3-25

troubleshooting          6-2

web traffic          1-2

what does not get cached          1-11

Catalyst 5000

example          1-22

configuration          2-7

initial          2-7

proxy mode          3-25

required information          2-2

connections

2000          1-11

bad connects          B-6

capacity message          B-8

hung          B-9

Internet connections          A-9

management interface          2-12

TCP          1-3, B-8

TCP connection timeout          3-36

WCCP and Cache Engine          C-3

console

cable specifications          5-8

commands          6-4, A-1

port          1-3

WCCP          C-4

console command

CacheConfigShow          A-2

CPU_UsageShow          A-3

DiagDump          A-3

DirectoryDump          A-7

DISK_UsageShow          A-7

FSReset          A-7

FSSync          A-7

inetstatShow          A-9

ipstatShow          A-10

memShow          A-11

NET_UsageShow          A-11

routeShow          A-12

routestatShow          A-13

ShowSyslogSettings          A-14

tcpstatShow          A-15

TechSupport          A-17

TeeDebugOff          A-22

TeeDebugOn          A-22

UpgradeShow          A-24

WC_ResetMother          A-24

console commands          A-1

cookie

caching          3-34, 6-3

troubleshooting          6-3

CPU_UsageShow console command          A-3

D

date and time

GMT          3-28

NTP          3-28

debugging

flush          3-32

TeeDebugOff          A-22

TeeDebugOn console command          A-22

troubleshooting          6-1

default

age multiplier          3-33

buttons          3-2

Cache Engine factory settings          3-36

DEFAULT button          3-2

gateway          1-27, 2-2, 2-7, 3-16, 3-27

HTTP port          3-21

ICP port setting          3-21

ICP server cache port          3-23

IMS          3-34

max delay in healing mode          3-31

max wait for replies          3-20

remove from wait list after          3-20

TCP options          3-35

transparent cache vs. proxy cache          3-25

tuning          3-35

WC_ResetMother console command          A-24

default gateway

setting          2-7

DiagDump console command          A-3

diagnostics

DiagDump console command          A-3

DiagDump on management interface          4-17

dimensions

Cache Engine          1-3

DirectoryDump console command          A-5

disable

cache farm          5-6

DISK_UsageShow console command          A-7

DNS          B-6

configure          3-18

error message          B-6

lookup          3-18

must be configured in proxy mode          3-25

proxy mode          3-25

E

enterprise

network examples          1-22

error messages

critical          B-2

ipstatShow console command          A-10

warning          B-4

ethernet

10BaseT          5-6

cable          5-6

cable pinouts          5-6

characteristics          1-3

fast ethernet          C-3

port          2-5

requirements          1-5

WCCP          C-3

EthernetConfig console command          1-5

event log          4-3

example

Cache Engine on different router interface          C-27

Cache Engine on same interface with router          1-27

enterprise configurations          1-22

ISP configurations          1-18

ISP detailed view          1-20

ISP overview          1-18

separate network interfaces          1-22

F

factory settings          3-36

failure

non-functioning cache          1-11

power          5-2

fast ethernet          C-3

file system

reset message          B-8

filter

allowing URL access          3-10

blocking URL access          3-11

error message          B-6

turning off blocking          3-13

URL          3-9

URL blocking          3-9

web traffic          1-11

flush          A-7, B-8

frequency          1-3

FSReset console command          A-7

FSSync console command          A-7

FTP

and badurl.lst          3-12

and copy new image          5-2

and goodurl.lst          3-11

and upgrading          5-3

not cached          1-11

with UpgradeShow console command          3-10

G

goodurl.lst

message          B-6

URL filter          3-10

group list          C-10, C-11, C-23

H

hard disk          B-4

crash          5-2

error message          B-6

partitions          A-3

recover system software          5-2

space specifications          1-3

statistics          A-3, A-4

write failed          B-7

hardware          2-4

flush          3-32

memory status          A-11

requirements          1-5

warnings          2-4

hash

allotment          C-25

initial information          C-25

head crash          5-2

healing mode          3-31

hierarchy

cache          1-9

home router          1-8, 5-5, C-26

adding Cache Engine          5-4

choosing a router          1-13

choosing interface for cache          1-14

definition of          1-8

enabling cache support          2-10

interface configuration          C-3

removing Cache Engine          5-5

setting          2-7

showing cache status          2-11

HTTP          1-12

proxy cache          3-25

requests          4-25

I

ICP          3-19

client cache          3-19, 3-24

default server cache port          3-23

disable          3-20

options          3-20

port          3-21

server cache          3-19, 3-20, 3-23

If-Modified-Since (see IMS)          3-34

IMS          3-34

client          4-21

configuring          3-34

retrieving objects          3-34

server          4-21

statistics          4-21

incorrect pages

fixing          6-3

inetstatShow console command          A-9

initialize          2-7

installation          2-1

Cache Engine          2-3

testing          2-11

warning          2-1

WCCP prerequisites          C-3

interface

connecting to management          2-12

Internet Cache Protocol (see ICP)          3-19

IOS

release changes          C-2

software requirements          1-5

WCCP support          C-2

IP address

and cache farm          1-9

divisions          1-9

setting          2-7

ip wccp running command

disabling Cache Engine          5-6

enabling Cache Engine          2-10

ip web-cache redirect command

enabling web traffic redirection          2-10

ipstatShow console command          A-10

ISP (Internet Service Provider)

detailed configuration          1-20

example configurations          1-18

overview configuration          1-18

L

logs

archive.log          4-8

event log          4-3

format          4-8

retrieving          4-8

Squid log          4-8

Squid log format          4-8

syslog          4-13

transaction          4-8

transaction log          4-8

URL tracking          4-15

working.log          4-8

M

management interface          2-12, 3-1, 3-3, 3-5, 3-11, 3-13

connection          2-12

open          2-12

max delay in healing mode          3-31

memShow          A-11

messages

critical          B-2

event log          4-3

notice          B-10

syslog          4-13

URL tracking          4-15

warning          B-4

mounting brackets

attaching          2-6

N

NET_UsageShow          A-11

network

port          1-3

sample configurations          C-26

troubleshooting connections          6-2

Network Address Translation (NAT)          C-26

Network Time Protocol (NTP)          3-28

O

objects

age          3-33

how long stored          1-12

HTTP 1.0          1-12

HTTP 1.1          1-12

operating system

boot          2-5

optimization          3-35

P

parent cache          3-22, 3-24

partitions

hard disk          A-3, A-4, A-5

password

administrator          2-7

changing          3-6

changing other user's          3-6

Pax command

upgrading system software          5-3

performance

bandwidth savings          4-27

graphs          4-23

requests          4-25

statistics          4-23

usage          4-29

ping

troubleshooting network connections          6-2

pinout

cable          5-6

console cable          5-8

ethernet cable          5-6

planning

caching strategy          1-13

port

console          2-5

default ICP server          3-23

ethernet          2-5

HTTP          3-21

ICP          3-21

port 80          1-2

power          1-3

Cache Engine          1-3

cord          2-3

cord warning          2-4

cycle          B-2

failure          5-2

maximum          1-3

supply warning          2-3

switch          2-3

voltage          2-3

proxy cache          3-25

proxy mode          1-8

configuration          3-25

DNS          3-25

DNS requirement          3-25

error message          B-6

R

rack mount

attaching brackets          2-6

RADIUS server

authentication          3-7

bad code message          B-8

enabling          3-7

no active server message          B-8

secret          3-7

secret message          B-8

URL blocking          3-8

read-only access

account          3-5

changing          3-6

read-write access

account          3-5

change          3-6

reboot          2-7, 5-2, A-5, B-2

recommendations

for Cache Engine placement          1-14

for network configuration          C-26

no proxy cache          3-25

recover

system software          5-2

recovery diskette          5-2, 6-4

redirect          C-4, C-28, C-29, C-32

reset          A-7

file system          B-8

resource monitoring          4-10

router

adding Cache Engine          5-4

choosing

home router          1-13

choosing interface for cache          1-14

enabling cache support          2-10

home, definition of          1-8

removing Cache Engine          5-5

router on a stick example          1-27

showing cache status          2-11

WCCP explained          1-7

routeShow console command          A-12

routestatShow console command          A-13

routing table          C-18, C-29

S

sample configurations          1-18, C-1

security

group list          C-10

separating

Cache Engines from other networks          1-22

session

calculating users supported by          1-15

show ip interface command

showing router interface statistics          2-11

show ip wccp command

showing cache farm statistics          2-11

show ip wccp web-caches command

showing Cache Engine detailed statistics          2-11

ShowSyslogSettings console command          A-14

sibling cache          3-22, 3-24

Simple Network Time Protocol (SNMP)          3-28

specifications

Cache Engine          1-3

statistics

buffer          4-20

disk          4-19

general          4-18, A-4

hard disk          A-3

IMS          4-21

performance          4-23

requests          4-25

savings          4-27

usage          4-29

status

lights          2-4

memory          A-11

showing cache          2-11

TechSupport console command          A-17

storage

specifications          1-3

strategy

caching          1-13

subnet mask

setting          2-7

switch

attaching Cache Engines          1-25

syslog

facilities          4-13

levels          4-13

priorities          4-13

ShowSyslogSettings console command          A-14

system software

recovering          5-2

upgrading          5-3

T

TCP          3-1, 3-35

connection timeout          3-36

connections          B-8

defaults          3-35

optimizing          3-35

port 80          1-2

session limits          1-3

threads gone message          B-3

web traffic          1-2

tcpstatShow console command          A-15

technical support

information for          6-4

TechSupport console command          6-4, A-17

TeeDebugOff console command          A-22

TeeDebugOn console command          A-22

testing

Cache Engine installation          2-11

threads          1-3, 4-10

time and date

Network Time Protocol (NTP)          3-28

setting automatically          3-28

setting manually          3-28

Simple Network Time Protocol (SNMP)          3-28

time-sensitive data

caching          1-12

timing-out          3-36

TraceRoute

troubleshooting connections          6-2

tracking

URLs          4-15

transparent cache          3-25

troubleshooting

caching          6-2

incorrect pages (cookies)          6-3

information for technical support          6-4

web connections          6-2

TTL          3-34

age multiplier          3-33

maximum          3-33

tuning

options          3-30

TCP          3-35

U

UpgradeShow console command          3-10, 3-11, A-24

upgrading

system software          5-3

URL

block specific URLs          3-11

restricting access          3-9

tracking          4-15

turning off blocking          3-13

URL filter          3-9

allowing access          3-10

block with bad list          3-11

block with good list          3-10

blocking access          3-9, 3-11

error message          B-6

usage

resources          4-10

user

per engine          1-15

user account

changing password          3-6

changing password for others          3-6

deleting          3-6

V

voltage          1-3, 2-3

W

WAN costs

saving          1-15

warning          2-1

hardware          2-4

power supply          2-3

WC_ResetMother console command          A-24

WCCP

and client on same interface          C-27

Cache Engine connection          C-3

command reference          C-7

enabling          C-4

enabling cache support          2-10

ethernet          C-3

explanation of          1-7

fast ethernet          C-3

group list          C-10, C-23

number of web caches per router          1-5

prerequisites          C-3

redirect          C-14, C-27

redirection process          C-2

sample network configurations          C-1, C-26

server and client on separate interfaces          C-27

supported IOS platforms          C-3

web

bypass cache          1-10

management interface connection          2-12

traffic          1-7

filtering traffic          1-11

reducing traffic          1-15

troubleshooting connections          6-2

weight

Cache Engine          1-3

Copyright 1989-1998 © Cisco Systems Inc.