Re: "[RFC PATCH net-next 2/2] Reduce localhost to 127.0.0.0/16"

2019-09-13 Thread David Ahern
On 9/13/19 10:14 AM, Dave Taht wrote: > it came out that cumulus and a few others were possibly using high > values of 127.x for switch chassis addressing, but we haven't got any > documentation on how that works yet. Not Cumulus. I noted I am aware of 2 products from my history that use 127.x ad

Re: "[RFC PATCH net-next 2/2] Reduce localhost to 127.0.0.0/16"

2019-09-13 Thread Dave Taht
On Fri, Sep 13, 2019 at 9:54 AM Mark Smith wrote: > > (Not subscribed to the ML) > > Hi, > > I've noticed this patch. I don't think it should be applied, as it > contradicts RFC 1122, "Requirements for Internet Hosts -- > Communication Layers": Yea! I kicked off a discussion! > "(g) { 127, }

"[RFC PATCH net-next 2/2] Reduce localhost to 127.0.0.0/16"

2019-09-13 Thread Mark Smith
(Not subscribed to the ML) Hi, I've noticed this patch. I don't think it should be applied, as it contradicts RFC 1122, "Requirements for Internet Hosts -- Communication Layers": "(g) { 127, } Internal host loopback address. Addresses of this form MUST NOT a

[RFC PATCH net-next 2/2] Reduce localhost to 127.0.0.0/16

2019-09-09 Thread Dave Taht
The 127 concept of "localhost" was basically a straight port over from original ARPANET behavior. At the time it was envisioned that many services would exist in the mainframe that would need to be individually addressable, and long predated alternative approaches such as tipc, etc. This reduces