Hi James, VPLS is acting like a L2 switch so why not run OSPF between the DCI routers directly. If PEs are to participate in the routing then L3VPN is enough.
adam > -----Original Message----- > From: juniper-nsp [mailto:[email protected]] On Behalf > Of james list > Sent: 10 April 2015 08:52 > To: [email protected] > Subject: [j-nsp] DCI design > > I need to streatch an OSPF totally stub area (let’s say area 10) among two > DataCenter using VPLS, I’m wondering if you can suggest me how to connect > all the other networks (not partecipating to area 10 by design) I need to > route among the two DC: > > 1) Create an additional VPLS putting area 0 and hence the PE acts as ABR > 2) Use BGP and VRF L3 among the two DC hence OSPF area 10 routes are also > redistributed in BGP > > Any pro/cons do you see ? > > here the schema: > > 1) > > VPLS OSPF VPLS OSPF > area 0 area 0 > | | > PE ------------------------------ PE > | | > VPLS OSPF VPLS OSPF > area 10 ot stub area 10 tot stub > > > 2) > > VRF DC ---- bgp ---- VRF DC > | | > PE ------------------------------ PE > | | > VPLS area 10 VPLS area 10 > tot stub tot stub > > > Cheers James > _______________________________________________ > juniper-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/juniper-nsp --------------------------------------------------------------------------------------- This email has been scanned for email related threats and delivered safely by Mimecast. For more information please visit http://www.mimecast.com --------------------------------------------------------------------------------------- _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp
