我把下午做试验的PIX配置贴出来：

PIX Version 6.3(1) // os 我用的 6.3 版本的，这个版本支持 IPSec VPN with NAT

interface ethernet0 auto

interface ethernet1 auto

nameif ethernet0 outside security0

nameif ethernet1 inside security100

enable password 8Ry2YjIyt7RRXU24 encrypted

passwd 2KFQnbNIdI.2KYOU encrypted

hostname ISSC-PIX515E-R

fixup protocol ftp 21

fixup protocol h323 h225 1720

fixup protocol h323 ras 1718-1719

fixup protocol http 80

fixup protocol ils 389

fixup protocol rsh 514

fixup protocol rtsp 554

fixup protocol sip 5060

fixup protocol sip udp 5060

fixup protocol skinny 2000

fixup protocol smtp 25

fixup protocol sqlnet 1521

names

access-list 101 permit ip 192.168.10.0 255.255.255.0 192.168.32.0 255.255.255.0

access-list 102 permit ip 192.168.10.0 255.255.255.0 192.168.32.0 255.255.255.0 字串1

access-list 104 permit icmp any any

pager lines 24

mtu outside 1500

mtu inside 1500

ip address outside 10.0.0.1 255.255.255.0

ip address inside 192.168.10.252 255.255.255.0

ip audit info action alarm

ip audit attack action alarm

ip local pool pccw 192.168.32.1-192.168.32.10

ip local pool pccw02 192.168.32.50

pdm history enable

arp timeout 14400

global (outside) 1 interface

nat (inside) 0 access-list 102 //对VPN连接的用户不经过NAT，这里的102对应上面的access-list 102

nat (inside) 1 192.168.10.0 255.255.255.0 0 0

access-group 104 in interface outside

route outside 0.0.0.0 0.0.0.0 202.108.48.181 1

timeout xlate 3:00:00

timeout conn 1:00:00 half-closed 0:10:00 udp 0:02:00 rpc 0:10:00 h225 1:00:00

timeout h323 0:05:00 mgcp 0:05:00 sip 0:30:00 sip_media 0:02:00

timeout uauth 0:05:00 absolute 字串6

aaa-server TACACS+ protocol tacacs+

aaa-server RADIUS protocol radius

aaa-server LOCAL protocol local

aaa-server partnerauth protocol radius

aaa-server partnerauth (inside) host 192.168.10.110 cisco123 timeout 10 //指定Radius服务器IP及key

aaa-server parnerauth protocol tacacs+

no snmp-server location

no snmp-server contact

snmp-server community public

no snmp-server enable traps

floodguard enable

sysopt connection permit-ipsec

crypto ipsec transform-set myset esp-des esp-md5-hmac

crypto dynamic-map dynmap 10 set transform-set myset

crypto map mymap 10 ipsec-isakmp dynamic dynmap

crypto map mymap client configuration address initiate

crypto map mymap client configuration address respond

crypto map mymap client authentication partnerauth //设置通过Radius进行用户身份验证

crypto map mymap interface outside 字串8

isakmp enable outside

isakmp identity address

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isakmp nat-traversal 10 //这句就是允许NAT用户穿过PIX,在6.3中才新增的特性,例如解决局域网内NAT VPN拨号问题

isakmp policy 10 authentication pre-share

isakmp policy 10 encryption des

isakmp policy 10 hash md5

isakmp policy 10 group 2

isakmp policy 10 lifetime 86400 字串7

vpngroup vpn3000 address-pool pccw //以下我建了两个组，如果要为每个组分配一个固定IP的话，只有为每个用户建立一个Group了，哎，提出这样要求的客户简直是折磨人 ：（

vpngroup vpn3000 dns-server 202.96.134.133

vpngroup vpn3000 split-tunnel 102

vpngroup vpn3000 idle-time 1800

vpngroup vpn3000 password ********

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vpngroup link address-pool pccw02

vpngroup link split-tunnel 102

vpngroup link idle-time 1800

vpngroup link password ********

telnet 192.168.32.0 255.255.255.0 outside

telnet 192.168.10.0 255.255.255.0 inside

telnet timeout 5

ssh timeout 5

console timeout 0

terminal width 80

Cryptochecksum:81630e6f8040b488f6c2e6c6ff872804

: end

[OK]

字串4