
Index 3
documentation
audience viii
CD-ROM xiv
conventions xii
feedback xiv
latest version ix
organization ix
purpose vii
related x
E
edge routers, QoS functions 3-9
enable password command 2-4
enable secret command 2-4
encapsulating security payload
See ESP
encryption
configuring 4-9
description 3-11
tunnels and 3-5
encryption command 3-14
error messages
ICMP Host Unreachable 3-36, 4-26
ESP
AH and (note) 4-14
description 3-23
IP numbers 3-19, 4-12
extended access lists
creating 3-35, 4-24
description 3-33
verifying 3-35, 3-37, 4-25, 4-26
See also IP access lists
extranet VPN scenario
description 2-2, 4-2
figure 4-2
physical elements 4-2
physical elements (figure) 4-3
physical elements (table) 4-4
F
fair queuing
configuring 3-10, 4-22
flow-based WFQ 3-10
fair-queue command 3-10, 4-22
fast switching support 2-3
firewalls
basic traffic filtering configurations 3-33
benefits 3-33
configuring 3-32, 4-23
special considerations 2-4
flow classification of packets 3-10
G
global configuration mode, summary 1-9
GRE tunnels
Cisco routers or access servers (note) 3-7
configuring 3-2
protocol 3-4
troubleshooting configurations 3-8
verifying 3-7
See also intranet VPN scenario
group command 3-14
H
hash command 3-14
headquarters network scenario
See intranet VPN scenario
help
command-line interface 1-2
finding command options 1-3
technical support xiii
help command 1-2
hostname keyword, using (note) 3-17, 4-11
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