Hi Owen, On Thu, Aug 15, 2019 at 5:10 PM Owen DeLong <[email protected]> wrote:
> Looks like IETF wants the global BOGONs to be attested by IANA rather than > by an RIR from what you quoted. > Yes, for resources not allocated by IANA or marked as Reserved But IANA has nothing to do with resources allocated to RIRs already. > Any reason APNIC feels the need to usurp that process? > Accordingly to IANA 103/8 was allocated to APNIC and now they don't have unallocated IPv4 address space. 103/8 APNIC 2011-02 whois.apnic.net https://rdap.apnic.net/ ALLOCATED The policy is addressing the unallocated address space within APNIC > > Owen > > > On Aug 14, 2019, at 21:58 , Aftab Siddiqui <[email protected]> > wrote: > > Hi Owen, > Thanks for your response, sorry for replying late though. > > IMO, IETF has done its part already. > > RFC6483 defines the term “Disavowal of Routing Origination”. > > “A ROA is a positive attestation that a prefix holder has authorized an AS > to originate a route for this prefix into the inter-domain routing system. > It is possible for a prefix holder to construct an authorization where no > valid AS has been granted any such authority to originate a route for an > address prefix. This is achieved by using a ROA where the ROA’s subject AS > is one that must not be used in any routing context. Specifically, AS0 is > reserved by the IANA such that it may be used to identify non-routed > networks > > A ROA with a subject of AS0 (AS0 ROA) is an attestation by the holder of a > prefix that the prefix described in the ROA, and any more specific prefix, > should not be used in a routing context. The route validation procedure > will provide a “valid” outcome if any ROA matches the address prefix and > origin AS even if other valid ROAs would provide an “invalid” validation > outcome if used in isolation. Consequently, an AS0 ROA has a lower > relative preference than any other ROA that has a routable AS, as its > subject. This allows a prefix holder to use an AS0 ROA to declare a > default condition that any route that is equal to or more specific than the > prefix to be considered “invalid”, while also allowing other concurrently > issued ROAs to describe valid origination authorizations for more specific > prefixes.” > > RFC6491 says - "IANA SHOULD issue an AS 0 ROA for all reserved IPv4 and > IPv6 resources not intended to be routed." also "IANA SHOULD issue an AS > 0 ROA for all Unallocated Resources." > > Once allocated to RIRs then IANA can't issue any ROA (they are not doing > it to any resource anyway) but there is unallocated address space with > RIRs, they can issue AS0 ROAs. > > I hope this clarifies your point of IETF's involvement first. > > Regards, > Aftab A. Siddiqui > > On Sat, Aug 10, 2019 at 6:40 AM Owen DeLong <[email protected]> wrote: > >> IMHO, while I’m perfectly fine with APNIC administering this and >> maintaining the ROAs, etc., I believe that the decision to allocate AS0 to >> this purpose and documentation of this intent should be done through the >> IETF and be documented in an STD or RFC. >> >> I support the idea, but I believe the proper place to start is the IETF. >> >> Owen >> >> >> On Aug 9, 2019, at 3:01 AM, Sumon Ahmed Sabir <[email protected]> wrote: >> >> >> Dear SIG members, >> >> The proposal "prop-132-v001: AS0 for Bogons" has been sent to >> the Policy SIG for review. >> >> It will be presented at the Open Policy Meeting at APNIC 48 in >> Chiang Mai, Thailand on Thursday, 12 September 2019. >> >> We invite you to review and comment on the proposal on the mailing list >> before the meeting. >> >> The comment period on the mailing list before an APNIC meeting is an >> important part of the policy development process. We encourage you to >> express your views on the proposal: >> >> - Do you support or oppose this proposal? >> - Does this proposal solve a problem you are experiencing? If so, >> tell the community about your situation. >> - Do you see any disadvantages in this proposal? >> - Is there anything in the proposal that is not clear? >> - What changes could be made to this proposal to make it more >> effective? >> >> Information about this proposal is available at: >> http://www.apnic.net/policy/proposals/prop-132 >> >> Regards >> >> Sumon, Bertrand, Ching-Heng >> APNIC Policy SIG Chairs >> >> >> ---------------------------------------------------------------------- >> >> prop-132-v001: AS0 for Bogons >> >> ---------------------------------------------------------------------- >> >> Proposer: Aftab Siddiqui >> [email protected] >> >> >> 1. Problem statement >> -------------------- >> Bogons are defined in RFC3871, A "Bogon" (plural: "bogons") is a packet >> with an IP source address in an address block not yet allocated by IANA >> or the Regional Internet Registries (ARIN, RIPE NCC, APNIC, AFRINIC and >> LACNIC) as well as all addresses reserved for private or special use by >> RFCs. See [RFC3330] and [RFC1918]. >> >> As of now, there are 287 IPv4 bogons and 73 IPv6 bogons in the global >> routing table. In the past, several attempts have been made to filter >> out such bogons through various methods such as static filters and >> updating >> them occasionally but it is hard to keep an up to date filters, >> TeamCymru and >> CAIDA provides full bogon list in text format to update such filters. >> TeamCymru >> also provides bogon BGP feed where they send all the bogons via a BGP >> session >> which then can be discarded automatically. Beside all these attempts the >> issue >> of Bogon Advertisement hasn't be resolved so far. >> >> >> 2. Objective of policy change >> ----------------------------- >> The purpose of creating AS0 (zero) ROAs for unallocated address space by >> APNIC >> is to resolve the issue of Bogon announcement. When APNIC issues an AS0 >> ROA for >> unallocated address space in its bucket then it will be marked as >> “Invalid” if >> someone tries to advertise the same address space. >> >> Currently, in the absence of any ROA, these bogons are marked as >> “NotFound”. Since >> many operators have implemented ROV and either planning or already >> discarding “Invalid” >> then all the AS0 ROAs which APNIC will create for unallocated address >> space will be >> discarded as well. >> >> >> 3. Situation in other regions >> ----------------------------- >> No such policy in any region at the moment. >> >> >> >> 4. Proposed policy solution >> --------------------------- >> APNIC will create AS0(zero) ROAs for all the unallocated address space >> in its bucket >> (IPv4 and IPv6). Any resource holder can create AS0 (zero) ROAs for the >> resources they >> have under their account. >> >> A ROA is a positive attestation that a prefix holder has authorised an >> AS to originate a >> route for this prefix whereas, a ROA for the same prefixes with AS0 >> (zero) origin shows >> negative intent from the resource holder that they don't want to >> advertise the prefix(es) >> at this point but they are the rightful custodian. >> >> Only APNIC has the authority to create ROAs for address space not yet >> allocated to the members >> and only APNIC can issue AS0 (zero) ROAs. Once they ROA is issued and >> APNIC wants to allocate >> the address space to its member, simply they can revoke the ROA and >> delegate the address space >> to members. (this proposal doesn't formulate operational process). >> >> >> 5. Advantages / Disadvantages >> ----------------------------- >> Advantages: >> Those implementing ROV globally and discarding the invalids will be able >> to discard bogons from >> APNIC region automatically. >> >> Disadvantages: >> No apparent disadvantage >> >> >> >> 6. Impact on resource holders >> ----------------------------- >> No impact to APNIC or respective NIR resource holders not implementing >> ROV. Those implementing >> ROV and discarding the invalids will not see any bogons in their routing >> table. >> >> >> 7. References >> ------------------------------------------------------- >> RFC6483 - https://tools.ietf.org/rfc/rfc6483.txt >> RFC6491 - https://tools.ietf.org/rfc/rfc6491.txt >> RFC7607 - https://tools.ietf.org/rfc/rfc7607.txt >> * sig-policy: APNIC SIG on resource management policy >> * >> _______________________________________________ >> sig-policy mailing list >> [email protected] >> https://mailman.apnic.net/mailman/listinfo/sig-policy >> >> >> * sig-policy: APNIC SIG on resource management policy >> * >> _______________________________________________ >> sig-policy mailing list >> [email protected] >> https://mailman.apnic.net/mailman/listinfo/sig-policy > > >
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