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ASA点到多点直接的VPN

savi_bj
Level 1
Level 1
各位:
点到多点的VPN 分支机构怎么才能互访呢?
11 条回复11

YilinChen
Spotlight
Spotlight
听说过 DMVPN 么?

RenxChen
Spotlight
Spotlight
还有MPLS:)

savi_bj
Level 1
Level 1
new-asa(config)# sh crypto ipsec sa
interface: outside
Crypto map tag: csd, seq num: 13, local addr: 122.115.45.XX
access-list vpn-new permit ip 172.16.30.0 255.255.255.0 172.16.10.0 255.255.255.0
local ident (addr/mask/prot/port): (172.16.30.0/255.255.255.0/0/0)
remote ident (addr/mask/prot/port): (172.16.10.0/255.255.255.0/0/0)
current_peer: 140.210.5.XXX
#pkts encaps: 92, #pkts encrypt: 92, #pkts digest: 92
#pkts decaps: 0, #pkts decrypt: 0, #pkts verify: 0
#pkts compressed: 0, #pkts decompressed: 0
#pkts not compressed: 92, #pkts comp failed: 0, #pkts decomp failed: 0
#pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0
#PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0
#send errors: 0, #recv errors: 0
local crypto endpt.: 122.115.45.XX, remote crypto endpt.: 140.210.5.XX
path mtu 1500, ipsec overhead 58, media mtu 1500
current outbound spi: BC2F1E8B
inbound esp sas:
spi: 0x4289D274 (1116328564)
transform: esp-3des esp-md5-hmac no compression
in use settings ={L2L, Tunnel, }
slot: 0, conn_id: 610304, crypto-map: csd
sa timing: remaining key lifetime (kB/sec): (3915000/28709)
IV size: 8 bytes
replay detection support: Y
Anti replay bitmap:
0x00000000 0x00000001
outbound esp sas:
spi: 0xBC2F1E8B (3157204619)
transform: esp-3des esp-md5-hmac no compression
in use settings ={L2L, Tunnel, }
slot: 0, conn_id: 610304, crypto-map: csd
sa timing: remaining key lifetime (kB/sec): (3914992/28709)
IV size: 8 bytes
replay detection support: Y
Anti replay bitmap:
0x00000000 0x00000001
怎么隧道建立了 就是 相互PING 不通

savi_bj
Level 1
Level 1
new-asa(config)# sh crypto ipsec sa
interface: outside
Crypto map tag: csd, seq num: 13, local addr: 122.115.45.xx
access-list vpn-new permit ip 172.16.30.0 255.255.255.0 172.16.10.0 255.255.255.0
local ident (addr/mask/prot/port): (172.16.30.0/255.255.255.0/0/0)
remote ident (addr/mask/prot/port): (172.16.10.0/255.255.255.0/0/0)
current_peer: 140.210.5.xx
#pkts encaps: 92, #pkts encrypt: 92, #pkts digest: 92
#pkts decaps: 0, #pkts decrypt: 0, #pkts verify: 0
#pkts compressed: 0, #pkts decompressed: 0
#pkts not compressed: 92, #pkts comp failed: 0, #pkts decomp failed: 0
#pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0
#PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0
#send errors: 0, #recv errors: 0
local crypto endpt.: 122.115.45.xx, remote crypto endpt.: 140.210.5.xx
path mtu 1500, ipsec overhead 58, media mtu 1500
current outbound spi: BC2F1E8B
inbound esp sas:
spi: 0x4289D274 (1116328564)
transform: esp-3des esp-md5-hmac no compression
in use settings ={L2L, Tunnel, }
slot: 0, conn_id: 610304, crypto-map: csd
sa timing: remaining key lifetime (kB/sec): (3915000/28709)
IV size: 8 bytes
replay detection support: Y
Anti replay bitmap:
0x00000000 0x00000001
outbound esp sas:
spi: 0xBC2F1E8B (3157204619)
transform: esp-3des esp-md5-hmac no compression
in use settings ={L2L, Tunnel, }
slot: 0, conn_id: 610304, crypto-map: csd
sa timing: remaining key lifetime (kB/sec): (3914992/28709)
IV size: 8 bytes
replay detection support: Y
Anti replay bitmap:
0x00000000 0x00000001

savi_bj
Level 1
Level 1
YilinChen 发表于 2017-10-27 16:29
听说过 DMVPN 么?

您好 我做的是IPSEC 总部和两个分支 都可以通讯,然后 我把分支有相互对指了一下,隧道也起来,但是就不是不能PING 通
new-asa(config)# sh crypto ipsec sa
interface: outside
Crypto map tag: csd, seq num: 13, local addr:
access-list vpn-new permit ip 172.16.30.0 255.255.255.0 172.16.10.0 255.255.255.0
local ident (addr/mask/prot/port): (172.16.30.0/255.255.255.0/0/0)
remote ident (addr/mask/prot/port): (172.16.10.0/255.255.255.0/0/0)
current_peer:
#pkts encaps: 92, #pkts encrypt: 92, #pkts digest: 92
#pkts decaps: 0, #pkts decrypt: 0, #pkts verify: 0
#pkts compressed: 0, #pkts decompressed: 0
#pkts not compressed: 92, #pkts comp failed: 0, #pkts decomp failed: 0
#pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0
#PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0
#send errors: 0, #recv errors: 0
local crypto endpt.: 122., remote crypto endpt.: 140
path mtu 1500, ipsec overhead 58, media mtu 1500
current outbound spi: BC2F1E8B
inbound esp sas:
spi: 0x4289D274 (1116328564)
transform: esp-3des esp-md5-hmac no compression
in use settings ={L2L, Tunnel, }
slot: 0, conn_id: 610304, crypto-map: csd
sa timing: remaining key lifetime (kB/sec): (3915000/28709)
IV size: 8 bytes
replay detection support: Y
Anti replay bitmap:
0x00000000 0x00000001
outbound esp sas:
spi: 0xBC2F1E8B (3157204619)
transform: esp-3des esp-md5-hmac no compression
in use settings ={L2L, Tunnel, }
slot: 0, conn_id: 610304, crypto-map: csd
sa timing: remaining key lifetime (kB/sec): (3914992/28709)
IV size: 8 bytes
replay detection support: Y
Anti replay bitmap:
0x00000000 0x00000001

13nash
Level 8
Level 8
DMVPN,不过好像是Cisco路由器才支持

fortune
VIP Alumni
VIP Alumni
DMVPN 吧 感兴趣流包含了各分支网络网段就行了

savi_bj
Level 1
Level 1
需要把inside 接口的流量都给放开

RenxChen
Spotlight
Spotlight
duxingxia 发表于 2017-10-27 18:15
您好 我做的是IPSEC 总部和两个分支 都可以通讯,然后 我把分支有相互对指了一下,隧道也起来,但是就 ...

我尝试想象了一下,防火墙上 packet-tracer 工具应该能查ICMP包的问题。
正常结果应该是:
Result:
Action: allow
如果有failed,再针对性查一遍吧。
ICMP的包比较特殊。

savi_bj
Level 1
Level 1
是的 需要放开 inside 接口的 流量

Yanli Sun
Community Manager
Community Manager
感谢分享,如果您的问题已解决,请记得标记最佳答案。谢谢。
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