nanog mailing list archives
Re: OSPF vs ISIS - Which do you prefer & why?
From: Mark Tinka <mark.tinka () seacom mu>
Date: Fri, 11 Nov 2016 12:20:49 +0200
On 11/Nov/16 12:07, Baldur Norddahl wrote:
No filters. There are just no routes that will take a network packet that arrive on an interface in VRF internet and move it to an interface in VRF default without adding a MPLS header to mark the VRF. With the MPLS header the packet type is no longer IPv4 but MPLS. Therefore there is no way you from the internet or from a customer link can even attempt to inject packets that would be received by the OSPF process. Since we use 10.0.0.0/8 and our vrf internet has no such route, you would just get no route to host if you tried.
Good for you. We don't run the whole "Internet in a VRF" architecture (too many moving parts), so not having our IGP being exposed to IP helps :-). Mark.
Current thread:
- Re: OSPF vs ISIS - Which do you prefer & why?, (continued)
- Re: OSPF vs ISIS - Which do you prefer & why? RT Parrish (Nov 09)
- Re: OSPF vs ISIS - Which do you prefer & why? Josh Reynolds (Nov 09)
- Re: OSPF vs ISIS - Which do you prefer & why? Mark Tinka (Nov 09)
- Re: OSPF vs ISIS - Which do you prefer & why? Josh Reynolds (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? sthaug (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Josh Reynolds (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Nick Hilliard (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Baldur Norddahl (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Mark Tinka (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Baldur Norddahl (Nov 11)
- Re: OSPF vs ISIS - Which do you prefer & why? Mark Tinka (Nov 11)
- Re: OSPF vs ISIS - Which do you prefer & why? Baldur Norddahl (Nov 12)
- Re: OSPF vs ISIS - Which do you prefer & why? Mark Tinka (Nov 12)
- Re: OSPF vs ISIS - Which do you prefer & why? Josh Reynolds (Nov 09)
- Re: OSPF vs ISIS - Which do you prefer & why? RT Parrish (Nov 09)
- Re: OSPF vs ISIS - Which do you prefer & why? Josh Reynolds (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Nick Hilliard (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Josh Reynolds (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Nick Hilliard (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Josh Reynolds (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Nick Hilliard (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Josh Reynolds (Nov 10)
- Re: OSPF vs ISIS - Which do you prefer & why? Nick Hilliard (Nov 10)