2013-06-06 First Come First Served (expire in 1 year); Specification Required for Permanent assignments 1 2 Hold Time 2 4 LAN Prune Delay 3-16 - Reserved 17 16 Label Parameters (renew 8/01) 18 - Deprecated 19 4 DR Priority (renew 8/01) 20 4 Generation ID 21 4 State-Refresh 22 0 Bidirectional Capable 23 1 VCI Capability (renew 8/01) 24 variable Address List 25 variable Neighbor List TLV (renew 5/07) 26 0 Join Attribute 27 variable PIM-over-TCP-Capable 28 variable PIM-over-SCTP-Capable 29 variable Pop-Count 30 0 PIM MT-ID 31 8 Interface ID 32 0 PIM ECMP Redirect Hello Option 33 2 vPC Peer ID (renew 6/14) 34-65000 - Unassigned 65001-65535 - Reserved (Private Use) IETF Review 0 RPF Vector TLV 1 MVPN Join Attribute 2 MT-ID Join Attribute 3 Pop-Count 4-63 Unassigned IESG Approval 0-127 Same meaning as Address Family Numbers. See http://www.iana.org/assignments/address-family-numbers 128-250 Unassigned 251-255 Reserved for Private Use IETF Review 0 native encoding for the address family 1 native encoding for the address family, but with one or more PIM Join Attributes present 2-255 Unassigned IETF Review 0 Hello 1 Register 2 Register Stop 3 Join/Prune 4 Bootstrap 5 Assert 6 Graft 7 Graft-Ack 8 Candidate RP Advertisement 9 State Refresh 10 DF Election 11 ECMP Redirect 12-14 Unassigned 15 Reserved (for extension of type space) RFC Required 0 Reserved 1 Join/Prune 2 Keep-alive 3-65531 Unassigned 65532-65535 Experimental RFC Required 0 Reserved 1 PIM IPv4 Join/Prune 2 PIM IPv6 Join/Prune 3-32763 Unassigned Critical Options 32764-32767 Experimental 32768-65531 Unassigned Non-Critical Options 65532-65535 Experimental Alex Zinin mailto:zinin&psg.com 2006-05-01 Bill Fenner mailto:fenner&research.att.com 2000-08 Dino Farinacci mailto:dino&procket.com 2000-08 Siddanagouda Khot mailto:sikhot&cisco.com 2013-06-06