nanog mailing list archives

Re: Redeploying most of 127/8, 0/8, 240/4 and *.0 as unicast

From: Lincoln Dale <ltd () interlink com au>
Date: Mon, 22 Nov 2021 17:37:23 -0800

On Thu, Nov 18, 2021 at 1:21 PM John Gilmore <gnu () toad com> wrote:

We have found no ASIC IP implementations that
hardwire in assumptions about specific IP address ranges.  If you know
of any, please let us know, otherwise, let's let that strawman rest.


There's at least one. Marvell PresteriaCX (its either PresteriaCX or DX,
forget which). It is in Juniper EX4500, among others.
Hardware-based bogon filter when L3 routing that cannot be disabled.


cheers,

lincoln.

Current thread:

Re: multihoming, (continued)
- - - Re: multihoming Saku Ytti (Nov 24)
    - Re: multihoming Christopher Morrow (Nov 24)
    - Re: multihoming Geoff Huston (Nov 24)
    - Re: multihoming Christopher Morrow (Nov 24)
    - Re: multihoming Bjørn Mork (Nov 25)
    - Re: multihoming Michael Thomas (Nov 25)
    - Re: multihoming Owen DeLong via NANOG (Nov 27)
    - Re: multihoming Masataka Ohta via NANOG (Nov 24)
    - Re: is ipv6 fast, was silly Redeploying Owen DeLong via NANOG (Nov 21)
    - Re: Redeploying most of 127/8, 0/8, 240/4 and *.0 as unicast Eliot Lear (Nov 21)
    - Re: Redeploying most of 127/8, 0/8, 240/4 and *.0 as unicast Lincoln Dale (Nov 22)
    - Re: WKBI #586, Redploying most of 127/8 as unicast public Dave Taht (Nov 18)
    - Re: WKBI #586, Redploying most of 127/8 as unicast public Joe Maimon (Nov 18)
    - Re: WKBI #586, Redploying most of 127/8 as unicast public Owen DeLong via NANOG (Nov 19)
    - Re: WKBI #586, Redploying most of 127/8 as unicast public Joe Maimon (Nov 19)
    - Re: Redeploying most of 127/8, 0/8, 240/4 and *.0 as unicast John Gilmore (Nov 19)
    - Re: Redeploying most of 127/8, 0/8, 240/4 and *.0 as unicast Owen DeLong via NANOG (Nov 20)
    - Re: WKBI #586, Redploying most of 127/8 as unicast public Owen DeLong via NANOG (Nov 19)
    - Message not available
    - Re: Redploying most of 127/8 as unicast public Mark Andrews (Nov 17)
    - Re: Redploying most of 127/8 as unicast public Joe Maimon (Nov 17)
    - Re: Redploying most of 127/8 as unicast public Owen DeLong via NANOG (Nov 19)

(Thread continues...)