Shahram, > You can do (1) today. Why do you need a standard? >
1) with BFD terminating on VTEP needs changes. For example how a BFD is demuxed when it comes with your_disc = 0. What should be inner MAC-DA, inner dst-IP changes. So we need to specify in document. Thanks Santosh P K > > -----Original Message----- > From: Santosh P K [mailto:[email protected]] > Sent: Tuesday, June 30, 2015 2:08 AM > To: Shahram Davari; Gregory Mirsky; Vengada Prasad Govindan (venggovi) > Cc: MALLIK MUDIGONDA (mmudigon); [email protected] > Subject: RE: New Version Notification for draft-spallagatti-bfd-vxlan-00.txt > > Shahram, > > > > > 1) OuterL2-Outer IP-UDP-VXLAN-Inner L2-Inner IP-UDP-BFD > > > > Or > > > > 2) OuterL2-Outer IP-UDP-VXLAN-Inner IP-UDP-BFD > > > > If (2) hen how do you specify the VXLAN payload in IP and not Ethernet? > > > > It is 1) we have next version of this draft which address that part. > > > Thanks > Santosh P K > > > > > > -----Original Message----- > > From: Gregory Mirsky [mailto:[email protected]] > > Sent: Monday, June 29, 2015 1:51 PM > > To: Shahram Davari; Vengada Prasad Govindan (venggovi) > > Cc: MALLIK MUDIGONDA (mmudigon); Santosh P K; [email protected] > > Subject: RE: New Version Notification for > > draft-spallagatti-bfd-vxlan-00.txt > > > > Hi Shahram, > > thank you for your comments to this proposal that make the discussion > > so much alive. > > I think that processing of the VXLAN tag by VTEP before validating BFD > > is sufficient, in my view, level of verification. In VCCV BFD the PW > > label is not used for BFD forwarding but we find it useful as Service > > OAM in addition to RFC 5884, BFD over MPLS LSP. > > > > Regards, > > Greg > > > > -----Original Message----- > > From: Shahram Davari [mailto:[email protected]] > > Sent: Monday, June 29, 2015 10:39 AM > > To: Vengada Prasad Govindan (venggovi) > > Cc: Gregory Mirsky; MALLIK MUDIGONDA (mmudigon); Santosh P K; rtg- > > [email protected] > > Subject: RE: New Version Notification for > > draft-spallagatti-bfd-vxlan-00.txt > > > > Hi Prasad, > > > > Is this a special type of BFD or standard BFD RFC 5880 and 5881)? > > Since standard BFD processing does no care where the BFD came from it > > only looks at "your discriminator" to update BFD state machine. > > > > Also I don't see how many VXLANs can be checked via a single BFD session. > > Could you please describe? > > > > Lastly checking to see a VXLAN/VNI forwarding domain exist in a VTEP > > should not require BFD. Just use some query mechanism. Why do you > need > > to run continuous BFD. > > > > What you have to show me to convince me that your draft solves a real > > problem is to show that VXLAN tag is used for BFD forwarding. > > Otherwise BFD over the outer or Inner IP should give you all coverage > needed. > > > > > > Thx > > Shahram > > > > > > > > > > -----Original Message----- > > From: Vengada Prasad Govindan (venggovi) [mailto:[email protected]] > > Sent: Monday, June 29, 2015 3:11 AM > > To: Shahram Davari > > Cc: Gregory Mirsky; MALLIK MUDIGONDA (mmudigon); Santosh P K; rtg- > > [email protected] > > Subject: RE: New Version Notification for > > draft-spallagatti-bfd-vxlan-00.txt > > > > Hello Shahram, > > At the terminating VTEP, VxLAN information is used to consume the > > BFD packet. In other words, a BFD session increases the confidence of > > the existence of the VNI-Forwarding Domain mapping and the presence of > > valid VTEP termination configuration at the terminating VTEP. At the > > originating VTEP, it is a matter of implementation of how many VxLAN > > tables are exercised in the datapath (am aware of at least one > > implementation where it is being exercised to a considerable extent). > > > > Thanks > > Prasad > > > > -----Original Message----- > > From: Shahram Davari [mailto:[email protected]] > > Sent: Saturday, June 27, 2015 8:24 PM > > To: Shahram Davari > > Cc: Vengada Prasad Govindan (venggovi); Gregory Mirsky; MALLIK > > MUDIGONDA (mmudigon); Santosh P K; [email protected] > > Subject: Re: New Version Notification for > > draft-spallagatti-bfd-vxlan-00.txt > > > > Hi > > > > May be a better way to make this clear is to answer the following question: > > > > Where is the VXLAN tag information used in this BFD forwarding? > > > > Thx > > Shahram
