3.5 Inter-AS Links

The main source of TE information is the IGP, which is not active on

inter-AS links. In some cases, the IGP may have information of

inter-AS links [RFC5392] [RFC5316]. In other cases, an

implementation SHOULD provide a means to inject inter-AS links into

BGP-LS. The exact mechanism used to provision the inter-AS links is

outside the scope of this document