Номера протоколов и портов

Internet Assigned Numbers Authority (IANA)

Address Family Identifiers (AFI):

http://www.iana.org/assignments/address-family-numbers/address-family-numbers.xhtml

Subsequent Address Family Identifier (SAFI):

http://www.iana.org/assignments/safi-namespace

MBGP

EVPN: AFI 25 SAFI 70

VxLAN:  UDP порт 4789  (своего номера протокола нет, использует udp = 17)