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思科路由器IPSEC_OVER_TUNNEL的vpn配置实例
一,Site1路由器IPsec tunnel配置:
- crypto isakmp policy 10 //定义第一阶段安全策略
- encr 3des
- hash md5
- authentication pre-share
- group 2
- crypto isakmp key cisco address 61.128.1.1 //定义两端的密码,cisco为密码。
- !
- !
- crypto ipsec transform-set cisco esp-des
- mode transport
- !
- crypto ipsec profile To_site2_ipsec //定义第二阶感安全策略
- set transform-set cisco
- !
- !
- !
- !
- !
- interface Loopback0
- ip address 1.1.1.1 255.255.255.0
- !
- interface Tunnel0
- ip address 172.16.1.1 255.255.255.0
- tunnel source 202.100.1.1
- tunnel destination 61.128.1.1
- tunnel protection ipsec profile To_site2_ipsec //安全策略应用到TUNNEL接口。TUNNEL定义了感兴趣流。
- !
- interface FastEthernet0/0
- ip address 202.100.1.1 255.255.255.0
- duplex auto
- speed auto
- !
- interface FastEthernet1/0
- no ip address
- shutdown
- duplex auto
- speed auto
- !
- interface FastEthernet2/0
- no ip address
- shutdown
- duplex auto
- speed auto
- !
- interface FastEthernet3/0
- no ip address
- shutdown
- duplex auto
- speed auto
- !
- router ospf 1
- log-adjacency-changes
- network 1.1.1.0 0.0.0.255 area 0
- network 172.16.1.0 0.0.0.255 area 0
- !
- no ip http server
- no ip http secure-server
- !
- ip forward-protocol nd
- ip route 0.0.0.0 0.0.0.0 202.100.1.10
- !
- !
- control-plane
- !
- !
- line con 0
- exec-timeout 0 0
- privilege level 15
- logging synchronous
- line aux 0
- exec-timeout 0 0
- privilege level 15
- logging synchronous
- line vty 0 4
- login
- !
- !
- end
- Site1#
二,Site2 IPSEC 配置:
- !
- crypto isakmp policy 10 //定义第一阶段ISAKMP策略
- encr 3des
- hash md5
- authentication pre-share
- group 2
- crypto isakmp key cisco address 202.100.1.1
- !
- !
- crypto ipsec transform-set cisco esp-des
- mode transport
- !
- crypto map cisco 10 ipsec-isakmp //定义第二阶段IPSEC安全策略。
- set peer 202.100.1.1
- set transform-set cisco
- match address vpn
- !
- !
- !
- !
- interface Loopback0
- ip address 2.2.2.2 255.255.255.0
- !
- interface Tunnel0
- ip address 172.16.1.2 255.255.255.0
- tunnel source FastEthernet1/0
- tunnel destination 202.100.1.1
- !
- interface FastEthernet0/0
- no ip address
- shutdown
- duplex auto
- speed auto
- !
- interface FastEthernet1/0
- ip address 61.128.1.1 255.255.255.0
- duplex auto
- speed auto
- crypto map cisco //定义好的cisco应用到接口。
- !
- interface FastEthernet2/0
- no ip address
- shutdown
- duplex auto
- speed auto
- !
- interface FastEthernet3/0
- no ip address
- shutdown
- duplex auto
- speed auto
- !
- router ospf 1
- log-adjacency-changes
- network 2.2.2.0 0.0.0.255 area 0
- network 172.16.1.0 0.0.0.255 area 0
- !
- no ip http server
- no ip http secure-server
- !
- ip forward-protocol nd
- ip route 0.0.0.0 0.0.0.0 61.128.1.10
- !
- !
- !
- ip access-list extended vpn
- permit gre host 61.128.1.1 host 202.100.1.1 //定义感兴趣流
- !
- !
- !
- control-plane
- !
- !
- !
- !
- !
- !
- !
- !
- !
- !
- line con 0
- exec-timeout 0 0
- privilege level 15
- logging synchronous
- line aux 0
- exec-timeout 0 0
- privilege level 15
- logging synchronous
- line vty 0 4
- login
- !
- !
- end
- Site2#
三,VPN 测试:
- Site1#ping 2.2.2.2 so 1.1.1.1
- Type escape sequence to abort.
- Sending 5, 100-byte ICMP Echos to 2.2.2.2, timeout is 2 seconds:
- Packet sent with a source address of 1.1.1.1
- !!!!!
- Success rate is 100 percent (5/5), round-trip min/avg/max = 24/56/96 ms
- Site1#
四,VPN状态查看:
- 1,Site1:
- Site1#show crypto engi connec ac
- ID Interface IP-Address State Algorithm Encrypt Decrypt
- 1 Tunnel0 172.16.1.1 set HMAC_MD5+3DES_56_C 0 0
- 2001 Tunnel0 202.100.1.1 set DES 234 0
- 2002 Tunnel0 202.100.1.1 set DES 0 233
- Site1#show crypto isakmp sa
- dst src state conn-id slot status
- 61.128.1.1 202.100.1.1 QM_IDLE 1 0 ACTIVE
- Site1#show crypto ipsec sa
- interface: Tunnel0
- Crypto map tag: Tunnel0-head-0, local addr 202.100.1.1
- protected vrf: (none)
- local ident (addr/mask/prot/port): (202.100.1.1/255.255.255.255/47/0)
- remote ident (addr/mask/prot/port): (61.128.1.1/255.255.255.255/47/0)
- current_peer 61.128.1.1 port 500
- PERMIT, flags={origin_is_acl,}
- #pkts encaps: 236, #pkts encrypt: 236, #pkts digest: 236
- #pkts decaps: 235, #pkts decrypt: 235, #pkts verify: 235
- #pkts compressed: 0, #pkts decompressed: 0
- #pkts not compressed: 0, #pkts compr. failed: 0
- #pkts not decompressed: 0, #pkts decompress failed: 0
- #send errors 0, #recv errors 0
- local crypto endpt.: 202.100.1.1, remote crypto endpt.: 61.128.1.1
- path mtu 1500, ip mtu 1500, ip mtu idb FastEthernet0/0
- current outbound spi: 0x698BB99(110672793)
- inbound esp sas:
- spi: 0x911DD429(2434651177)
- transform: esp-des ,
- in use settings ={Transport, }
- conn id: 2002, flow_id: SW:2, crypto map: Tunnel0-head-0
- sa timing: remaining key lifetime (k/sec): (4428651/1493)
- IV size: 8 bytes
- replay detection support: N
- Status: ACTIVE
- inbound ah sas:
- inbound pcp sas:
- outbound esp sas:
- spi: 0x698BB99(110672793)
- transform: esp-des ,
- in use settings ={Transport, }
- conn id: 2001, flow_id: SW:1, crypto map: Tunnel0-head-0
- sa timing: remaining key lifetime (k/sec): (4428650/1490)
- IV size: 8 bytes
- replay detection support: N
- Status: ACTIVE
- outbound ah sas:
- outbound pcp sas:
- Site1#
- 2,Site2:
- Site2#show crypto engi connec ac
- ID Interface IP-Address State Algorithm Encrypt Decrypt
- 1 FastEthernet1/0 61.128.1.1 set HMAC_MD5+3DES_56_C 0 0
- 2001 FastEthernet1/0 61.128.1.1 set DES 242 0
- 2002 FastEthernet1/0 61.128.1.1 set DES 0 243
- Site2#show crypto isakmp sa
- dst src state conn-id slot status
- 61.128.1.1 202.100.1.1 QM_IDLE 1 0 ACTIVE
- Site2#show crypto ipsec sa
- interface: FastEthernet1/0
- Crypto map tag: cisco, local addr 61.128.1.1
- protected vrf: (none)
- local ident (addr/mask/prot/port): (61.128.1.1/255.255.255.255/47/0)
- remote ident (addr/mask/prot/port): (202.100.1.1/255.255.255.255/47/0)
- current_peer 202.100.1.1 port 500
- PERMIT, flags={origin_is_acl,}
- #pkts encaps: 414, #pkts encrypt: 414, #pkts digest: 414
- #pkts decaps: 415, #pkts decrypt: 415, #pkts verify: 415
- #pkts compressed: 0, #pkts decompressed: 0
- #pkts not compressed: 0, #pkts compr. failed: 0
- #pkts not decompressed: 0, #pkts decompress failed: 0
- #send errors 16, #recv errors 0
- local crypto endpt.: 61.128.1.1, remote crypto endpt.: 202.100.1.1
- path mtu 1500, ip mtu 1500, ip mtu idb FastEthernet1/0
- current outbound spi: 0x911DD429(2434651177)
- inbound esp sas:
- spi: 0x698BB99(110672793)
- transform: esp-des ,
- in use settings ={Transport, }
- conn id: 2002, flow_id: SW:2, crypto map: cisco
- sa timing: remaining key lifetime (k/sec): (4472959/1405)
- IV size: 8 bytes
- replay detection support: N
- Status: ACTIVE
- inbound ah sas:
- inbound pcp sas:
- outbound esp sas:
- spi: 0x911DD429(2434651177)
- transform: esp-des ,
- in use settings ={Transport, }
- conn id: 2001, flow_id: SW:1, crypto map: cisco
- sa timing: remaining key lifetime (k/sec): (4472960/1404)
- IV size: 8 bytes
- replay detection support: N
- Status: ACTIVE
- outbound ah sas:
- outbound pcp sas:
- Site2#