If we see show crypto ipsec sa, the main difference is here is what is proxy ACL defining. We can add new peer definition with the button with plus sign. Here is an example of running OSPF over IPSec However my the problem isn't running OSPF over IPsec but instead how to get the IPsec routes from the kernel to bird. x allows OSPF unicast to run over an existing VPN connection. Cheers Michael On 08/07/13 18:19, Daryl Turner wrote: > Hi Michael > Have looked at something like OSPF over GRE over IPsec? In our other scenarios, we talked about SD-WAN over SSLVPN bonding with OSPF and bonding with LACP. 255 area 52 Spoke 1 interface tunnel 10 ip mtu 1400 ip ospf network non-broadcast ip ospf priority 0 ! router ospf 1 router-id 192. In Dynamic Route Based VPN, network topology configuration is removed from the VPN policy configuration. The load balancing of traffic through the tunnel is … Why use GRE over IPSec? Well, suppose you want to send multicast data across your IPSec VPN Tunnel, you cant. I can manually define routes on both sides of the connection and everything is routed. The routing table of R1 only contains the local OSPF routes. IP packets consist of two parts one is an IP header, and the second is actual data. GRE over IPSEC has been working in Cisco Packet Tracer since at least version 6. I'm presenting some issues in an OSPF over IPSec configuration. Point-to-multipoint OSPF runs over DMVPN.
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