using virtual tunnel between virtual-router
Example: BGP Path Selection:
| Dual Homed - Dual Router | |
|---|---|
| Ingress traffic / attract : prefix length MED AS-PATH length |
Egress traffic: Pre-pending AS-PATH | |
| Ingress traffic: |
Egress traffic: | |
| Dual homed - Single router | |
| |
| |
| iBGP | |
| single CPE router with 2 uplink ( RR ) | 1- loopback as soorce 2- use "from" option to differenciate the 2 uplink >> the remove will show 2 different NH ( CPE uplinks ) |
