Ensuring Routes are Accepted

• Transit Traffic Paranoia

  Transit: Traffic that is not destined to or from a given provider’s customers, yet crosses that provider’s backbone
  

  • Policy 1: Only Accept Routes Originating from Direct Peers
  • Policy 2: Transit Agreements
  • Policy 3: Restrict Number of AS Hops on routes received from Peers
  • Policies usually Managed at Internet Exchanges

Previous slide

Next slide

Back to first slide

View graphic version

Unisource