Sunday, March 27, 2016

IPsec Site-to-Site VPN Palo Alto and Cisco Router

IPsec Site-to-Site VPN Palo Alto and Cisco Router


First create a tunnel interface on Palo-Alto Firewall Side, assign to the proper virtual router and security Zone as VPN.

Now create the Crypto Profile under the Network tab













Route towards the Interesting traffic via the Tunnel Interface.

Create policy to allow traffic from VPN Zone to the DMZ network and to allow Peer IP Traffic on the interface connected to the Peer

Cisco Config
crypto isakmp policy 10
 encr 3des
 authentication pre-share
 group 2
 lifetime 28000
crypto isakmp key cisco address 10.10.10.1
!
!
crypto ipsec transform-set MYSET esp-3des esp-sha-hmac
!
crypto map MYMAP 10 ipsec-isakmp
 set peer 10.10.10.1
 set transform-set MYSET
 match address 100
!
!
!
!
interface Loopback0
 ip address 1.1.1.1 255.255.255.0
!
interface FastEthernet0/0
 ip address 10.10.10.2 255.255.255.0
 duplex auto
 speed auto
 crypto map MYMAP
 !
access-list 100 permit ip 1.1.1.0 0.0.0.255 192.168.15.0 0.0.0.255 log








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