Cisco PIX防火墙的配置及注解完全手册(2)

Cisco PIX防火墙的配置及注解完全手册.doc

fixup protocol sip udp 5060

no fixup protocol skinny 2000

fixup protocol smtp 25

fixup protocol sqlnet 1521

允许用户查看、改变、启用或禁止一个服务或协议通过PIX防火墙，防火墙默认启用了一些常见的端口，但对于ORACLE等专有端口，需要专门启用。

names

access-list 101 permit ip 192.168.99.0 255.255.255.0 192.168.170.0 255.255.255.0

access-list 101 permit ip 192.168.12.0 255.255.255.0 192.168.180.0 255.255.255.0

access-list 101 permit ip 192.168.23.0 255.255.255.0 192.168.180.0 255.255.255.0

access-list 101 permit ip 192.168.99.0 255.255.255.0 192.168.101.0 255.255.255.0

建立访问列表，允许特定网段的地址访问某些网段

access-list 120 deny icmp 192.168.2.0 255.255.255.0 any

access-list 120 deny icmp 192.168.3.0 255.255.255.0 any

access-list 120 deny icmp 192.168.4.0 255.255.255.0 any

access-list 120 deny icmp 192.168.5.0 255.255.255.0 any

access-list 120 deny icmp 192.168.6.0 255.255.255.0 any

access-list 120 deny icmp 192.168.7.0 255.255.255.0 any

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