crypto isakmp policy 10 hash md5 authentication pre-share crypto isakmp key address 0.0.0.0 0.0.0.0 crypto ipsec transform-set md5-des ah-md5-hmac esp-des crypto map normal 1 ipsec-isakmp description *** Customer One *** set peer set transform-set md5-des match address 101 crypto map normal 2 ipsec-isakmp description *** Customer Two *** set peer set transform-set md5-des match address 102 interface Ethernet0 description *** Outside Interface *** ip address x.x.176.122 255.255.255.248 no ip redirects ip mtu 1440 ip tcp adjust-mss 1400 crypto map normal interface Ethernet1 description *** Inside Interface *** ip address 192.168.0.1 255.255.255.0 no ip redirects ip mtu 1440 ip tcp adjust-mss 1400 duplex auto ip route 0.0.0.0 0.0.0.0 192.168.0.5 (That's the lan's gateway to intahweb) ip route 192.168.0.0 255.255.0.0 x.x.176.121 ip route 255.255.255.255 x.x.176.121 ip route 255.255.255.255 x.x.176.121 access-list 101 remark *** Entry for Customer One *** access-list 101 permit ip any 192.168.101.0 0.0.0.255 access-list 102 remark *** Entry for Customer Two *** access-list 102 permit ip any 192.168.102.0 0.0.0.255