Re: [vpp-dev] Multipoint GRE support

2020-12-27 Thread Vijay Kumar
Hi Paul, Here does the nh means the next hop to reach the destination which in the case of multipoint GRE would be the tunnel src address configured on the vpp side right? On Sun, 27 Dec 2020, 06:11 Paul Vinciguerra, wrote: > Hi Vijay. > > Those cli commands come from the wiki url provided. >

Re: [vpp-dev] Multipoint GRE support

2020-12-26 Thread Paul Vinciguerra
Hi Vijay. Those cli commands come from the wiki url provided. The wiki was actually incorrect. The command is: create teib peer nh [nh-table-id ] (Which I just updated) On Fri, Dec 25, 2020 at 11:19 AM Vijay Kumar wrote: > Hi Paul, > > Thanks for the response. > Could you clarify the

Re: [vpp-dev] Multipoint GRE support

2020-12-25 Thread Vijay Kumar
Hi Paul, Thanks for the response. Could you clarify the below two points based out of your response? 1) Can the TEIB entry be filled by CLI and does TEIB concept apply for GRE also(besides IPIP)? 2) I assume the address 192.168.0.2 points to the GRE destination that's dynamically discovered.

Re: [vpp-dev] Multipoint GRE support

2020-12-24 Thread Paul Vinciguerra
Hi Vijay, The Tunnel Endpoint Information Base (TEIB), is the database of mappings. It was formerly called NHRP in VPP. It can be populated: 1. via the 'tieb ipip0 peer 192.168.0.2 nh 10.1.1.1' command 2. or when the SA is established, via 'ipsec tunnel protect ipip0 sa-in 20 sa-out 30

Re: [vpp-dev] Multipoint GRE support

2020-12-24 Thread Vijay Kumar
Hi Paul, If you know about the below two questions that I asked in my last reply, could you plz answer? Regards. On Thu, 24 Dec 2020, 00:02 Vijay Kumar via lists.fd.io, wrote: > Hi Paul, > > Question 1 > By physical addresses you mean the routable public IPs that form the > tunnel src and

Re: [vpp-dev] Multipoint GRE support

2020-12-23 Thread Vijay Kumar
Hi Paul, Question 1 By physical addresses you mean the routable public IPs that form the tunnel src and tunnel dst addresses? In my use case there is a GRE traffic that is originating from 5G mobiles and is received by the N3IWF (wifi gateway) as shown in the below topo. The GRE traffic

Re: [vpp-dev] Multipoint GRE support

2020-12-22 Thread Paul Vinciguerra
Hi Vijay, How are you planning to map the tunnel addresses to the physical addresses? On Tue, Dec 22, 2020 at 9:04 PM Vijay Kumar wrote: > Hi Paul, > > Thanks for the information. > > Your script is talking about nhrp protocol. > Is NHRP protocol mandatory to support mGRE? > > > Regards > > On

Re: [vpp-dev] Multipoint GRE support

2020-12-22 Thread Vijay Kumar
Hi Paul, Thanks for the information. Your script is talking about nhrp protocol. Is NHRP protocol mandatory to support mGRE? Regards On Wed, 23 Dec 2020, 01:24 Paul Vinciguerra, wrote: > Hi Vijay. > > Does this help any? > https://github.com/vpp-dev/vpp/blob/master/test/test_gre.py#L998 > >

[vpp-dev] Multipoint GRE support

2020-12-22 Thread Vijay Kumar
Hi, Can someone help me understand if multipoint GRE (one gre interface that can communicate with multiple peers) is supported in the fd.ip GRE plugin? If yes, could you please share with me an example config for multi-point GRE. In the fd.io wiki pages, I am only seeing *p2mp *configuration