...
using virtual tunnel between virtual-router
Example: BGP Path Selection:
| Dual Homed - Dual Router | ||
|---|---|---|
| Ingress traffic / attract : prefix length MED ( rarely used ) AS-PATH length | |
Egress traffic: |
Pre-pending AS-PATH | |
| Ingress traffic: | |
Egress traffic: | ||
| Dual homed - Single router | ||
| ||
| ||
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