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Randy Bush 2020-05-25 17:57:04 -07:00
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draft-ymbk-bgp-discovery-layers.txt
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@ -194,7 +194,11 @@ Internet-Draft Trade-offs in BGP Peer Discovery May 2020
[I-D.acee-idr-lldp-peer-discovery] describes how to use the LLDP IETF
Organizationally Specific TLV to augment the LLDP TLV set to
transport
transport BGP Config Sub-TLVs signaling AFI, IP address (IPv4 or
IPv6), Local ASs, Local BGP Identifier (aka, BGP Router ID), Session
Group-ID, BGP [Authentication] Session Capabilities, and Local
Address (Next Hop). Which iof these are really necessary could be
discussed.
7.2. Layer-3 Discovery Protocol (L3dl)
@ -212,11 +216,7 @@ Internet-Draft Trade-offs in BGP Peer Discovery May 2020
Unlike LLDP, L3DL has only one implementation and is not widely
deployed.
8. Discovery at Layer Three
Discovery at Layer-3 can assume IP addressability, though the IP
addresses of potential peers are not known a priori and need to be
discovered before further negotiation.
@ -226,6 +226,12 @@ Bush Expires November 26, 2020 [Page 4]
Internet-Draft Trade-offs in BGP Peer Discovery May 2020
8. Discovery at Layer Three
Discovery at Layer-3 can assume IP addressability, though the IP
addresses of potential peers are not known a priori and need to be
discovered before further negotiation.
The principal problem would appear to be discovery at Layer-3,
because one neither knows whether to use IPv4 or IPv6. This is
exacerbated by the possibility of a potential peer not being on the
@ -267,12 +273,6 @@ Internet-Draft Trade-offs in BGP Peer Discovery May 2020
The IDR BGP Discovery Design Team.
12. IANA Considerations
None
@ -282,6 +282,10 @@ Bush Expires November 26, 2020 [Page 5]
Internet-Draft Trade-offs in BGP Peer Discovery May 2020
12. IANA Considerations
None
13. Normative References
[I-D.acee-idr-lldp-peer-discovery]
@ -329,8 +333,4 @@ Author's Address
Bush Expires November 26, 2020 [Page 6]