NAT failover with DUAL ISP on a router Configuration Example

NAT failover with DUAL ISP on a router Configuration Example

Example of how to configure the router

SMALL SITE MULTI-HOMING

Best practice of design Internet based single router dual links remote site 

EIGRP Stub Routing

EIGRP Stub Routing

DMVPN DESIGN Questions

• Should I use Phase-1, -2 or -3 DMVPN?
• Which routing protocol would work best in my DMVPN network?
• How can I design networks with redundant connectivity or redundant hub/spoke routers?
• How can I minimize the amount of routing information exchanged over DMVPN?
• Can I use default routing over DMVPN?
• How do I integrate centralized or local exit to the Internet with DMVPN?
• How can I use DMVPN as a backup path for my MPLS/VPN connectivity?
• How can I use 3G networks as a backup path for my DMVPN?

Different DMVPN phases
DMVPN and Routing Protocols – OSPF
DMVPN and Routing Protocols – EIGRP
DMVPN and Routing Protocols – BGP