Re: IPv6 woes - RFC

2021-09-23 Thread Baldur Norddahl
tor. 23. sep. 2021 01.39 skrev Colton Conor : > Where does this "You can only have about 200-300 subscribers per IPv4 > address on a CGN." limit come from? I have seen several apartment > complexes run on a single static IPv4 address using a Mikrotik with > NAT. > It is our observation as the

Re: IPv6 woes - RFC

2021-09-23 Thread Bjørn Mork
Masataka Ohta writes: > That IPv6 will be disaggregated into /40 or even /32 is disastrous. It won't. No ISPs will deaggregate anything. Some multi-site enterprises might assign a /48 per remote site from their single prefix, and want those /48s routed via some transit peers. But this does

Re: DNS & IP address management

2021-09-23 Thread touseef.rehman1--- via NANOG
I am a noob here and I know we have failed to implement DNS scavenging which removes duplicate entries, not sure if its related to your issue. But if its not enabled on the dns server this can be troublesome. Sent via BT Email App From: Owen DeLong via NANOG Sent: 23 September 2021 02:45:27

Re: IPv6 woes - RFC

2021-09-23 Thread Colton Conor
300 apartments Mark. No, it's bulk internet and wifi so a single provider. On Wed, Sep 22, 2021 at 8:01 PM Mark Andrews wrote: > > And how many apartments where covered by that single IP address? Was this > where there is a restriction on other providers so the occupants had no > choice of

Re: IPv6 woes - RFC

2021-09-23 Thread Owen DeLong via NANOG
> There are real issues with dual-stack, as this thread started out with. > I don't think there is a need neither to invent IPv6 problems, nor to > promote IPv6 advantages. What we need is a way out of dual-stack-hell. I don’t disagree, but a reversion to IPv4-only certainly won’t do it. I

Re: IPv6 woes - RFC

2021-09-23 Thread Christopher Morrow
On Thu, Sep 23, 2021 at 3:42 AM Baldur Norddahl wrote: > > > tor. 23. sep. 2021 01.39 skrev Colton Conor : > >> Where does this "You can only have about 200-300 subscribers per IPv4 >> address on a CGN." limit come from? I have seen several apartment >> complexes run on a single static IPv4

Re: IPv6 woes - RFC

2021-09-23 Thread Joe Maimon
Owen DeLong via NANOG wrote: There are real issues with dual-stack, as this thread started out with. I don't think there is a need neither to invent IPv6 problems, nor to promote IPv6 advantages. What we need is a way out of dual-stack-hell. I don’t disagree, but a reversion to IPv4-only

Re: IPv6 woes - RFC

2021-09-23 Thread Brian Johnson
Side question on this thread… Is it everyones current expectation that if a provider were to switch to IPv6 and drop IPv4 that the customers would all be just fine with that? I believe that there are several applications used by some of the the loudest customers (typically gamers and network

Re: IPv6 woes - RFC

2021-09-23 Thread Baldur Norddahl
On Thu, 23 Sept 2021 at 21:48, Christopher Morrow wrote: > This sounds like very naive nat state management behavior. > Ideally, you'd be able to maintain state of: > original-src/dst/ports/proto -> in-interface/external ip/port/proto > What you describe is called symmetric NAT and is the kind

Re: IPv6 woes - RFC

2021-09-23 Thread Eric Kuhnke
The DMCA notices for that single ipv4 /32 must be interesting. On Thu, Sep 23, 2021 at 11:35 AM Colton Conor wrote: > 300 apartments Mark. No, it's bulk internet and wifi so a single provider. > > On Wed, Sep 22, 2021 at 8:01 PM Mark Andrews wrote: > > > > And how many apartments where

Re: IPv6 woes - RFC

2021-09-23 Thread John Levine
It appears that Brian Johnson said: >Side question on this thread… > >Is it everyones current expectation that if a provider were to switch to IPv6 >and drop IPv4 that the customers would all be >just fine with that? Try sending e-mail to AOL/Yahoo or Hotmail/Outlook over IPv6. R's, John

Re: IPv6 woes - RFC

2021-09-23 Thread Brian Johnson
> On Sep 23, 2021, at 6:49 PM, Owen DeLong wrote: > > > >> On Sep 23, 2021, at 12:50 , Brian Johnson wrote: >> >> Side question on this thread… >> >> Is it everyones current expectation that if a provider were to switch to >> IPv6 and drop IPv4 that the customers would all be just fine

Re: IPv6 woes - RFC

2021-09-23 Thread Owen DeLong via NANOG
> On Sep 23, 2021, at 18:48 , Brian Johnson wrote: > > > >> On Sep 23, 2021, at 6:49 PM, Owen DeLong wrote: >> >> >> >>> On Sep 23, 2021, at 12:50 , Brian Johnson wrote: >>> >>> Side question on this thread… >>> >>> Is it everyones current expectation that if a provider were to

Re: IPv6 woes - RFC

2021-09-23 Thread Christopher Morrow
On Thu, Sep 23, 2021 at 4:13 PM Baldur Norddahl wrote: > > > On Thu, 23 Sept 2021 at 21:48, Christopher Morrow > wrote: > >> This sounds like very naive nat state management behavior. >> Ideally, you'd be able to maintain state of: >> original-src/dst/ports/proto -> in-interface/external

RE: Upcycling devices like DOCSIS 3.0 MODEMs

2021-09-23 Thread michael
Could sell them on FB Marketplace or Craigslist. From: NANOG On Behalf Of Andrew Latham Sent: Thursday, September 23, 2021 5:22 PM To: NANOG Subject: Upcycling devices like DOCSIS 3.0 MODEMs I found some new in box MODEMs in storage and they are 3.0 DOCSIS. I was wondering how I could

Re: IPv6 woes - RFC

2021-09-23 Thread Mark Andrews
So a single level of NAT and a similar level of customers to that which was stated could be supported by a single IP. This is not quite a apples to apples comparison to the double NAT scenario being described below but close enough for the number of sessions. Mark > On 24 Sep 2021, at 01:34,

Upcycling devices like DOCSIS 3.0 MODEMs

2021-09-23 Thread Andrew Latham
I found some new in box MODEMs in storage and they are 3.0 DOCSIS. I was wondering how I could donate them to an ISP that still uses DOCSIS 3.0. I think several ISPs have switched to 3.1 Should I use the vendor recycling method and hope it stays out of a landfill? -- - Andrew "lathama" Latham -

Re: IPv6 woes - RFC

2021-09-23 Thread Owen DeLong via NANOG
> On Sep 23, 2021, at 12:50 , Brian Johnson wrote: > > Side question on this thread… > > Is it everyones current expectation that if a provider were to switch to IPv6 > and drop IPv4 that the customers would all be just fine with that? I believe > that there are several applications used

Re: IPv6 woes - RFC

2021-09-23 Thread Owen DeLong via NANOG
> On Sep 23, 2021, at 13:26 , Joe Maimon wrote: > > > > Owen DeLong via NANOG wrote: >>> There are real issues with dual-stack, as this thread started out with. >>> I don't think there is a need neither to invent IPv6 problems, nor to >>> promote IPv6 advantages. What we need is a way out