Re: Verizon DSL moving to CGN

2013-04-09 Thread Rob Seastrom
Huasong Zhou huas...@kalorama.com writes: We got this modem and router all in one box from Comcast directly. OK, so the NAT is taking place in the router you got from Comcast, not in Carrier Grade NAT in Comcast's network. A fine distinction but an important one. The external address of your

Re: Verizon DSL moving to CGN

2013-04-09 Thread Seth Mos
On 9-4-2013 1:10, Jay Ashworth wrote: - Original Message - From: Huasong Zhou huas...@kalorama.com We got this modem and router all in one box from Comcast directly. And by the way, home use routers don't assign 10.0.0.0 numbers. I have seen consumer NAT routers assign addresses

Re: Verizon DSL moving to CGN

2013-04-09 Thread kpospisek
Quoting: Date: Sun, 7 Apr 2013 09:31:22 +0200 (CEST) From: Mikael Abrahamsson swm...@swm.pp.se To: nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN On Sun, 7 Apr 2013, Fabien Delmotte wrote: CGN is just a solution to save time, it is not a transition mechanism through

Re: Verizon DSL moving to CGN

2013-04-09 Thread Livingood, Jason
On 4/8/13 9:23 PM, Seth Mattinen se...@rollernet.us wrote: On 4/8/13 5:55 PM, Owen DeLong wrote: On Apr 7, 2013, at 18:45 , Huasong Zhou huas...@kalorama.com wrote: We got this modem and router all in one box from Comcast directly. And by the way, home use routers don't assign 10.0.0.0

Re: Verizon DSL moving to CGN

2013-04-09 Thread Livingood, Jason
On 4/7/13 9:45 PM, Huasong Zhou huas...@kalorama.com wrote: We got this modem and router all in one box from Comcast directly. And by the way, home use routers don't assign 10.0.0.0 numbers. Sure they can. And I'm sure if you checked the WAN interface of the device it has a public IPv4 address.

Re: Verizon DSL moving to CGN

2013-04-08 Thread Mikael Abrahamsson
On Sun, 7 Apr 2013, Owen DeLong wrote: I don't disagree. You are actually making the exact point I was attempting to make. The need for CGN is not divorced from the failure to deploy IPv6, it is caused by it. Absolutely. That doesn't mean that any individual ISP right now can choose to

Re: Verizon DSL moving to CGN

2013-04-08 Thread Tore Anderson
* Owen DeLong The need for CGN is not divorced from the failure to deploy IPv6, it is caused by it. In a historical context, this is true enough. If we had accomplished ubiquitous IPv6 deployment ten years ago, there would be no IPv4 depletion, and there would be no CGN. However, that ship has

Re: Verizon DSL moving to CGN

2013-04-08 Thread Owen DeLong
On Apr 7, 2013, at 23:27 , Tore Anderson t...@fud.no wrote: * Owen DeLong The need for CGN is not divorced from the failure to deploy IPv6, it is caused by it. In a historical context, this is true enough. If we had accomplished ubiquitous IPv6 deployment ten years ago, there would be

Re: Verizon DSL moving to CGN

2013-04-08 Thread Simon Lockhart
On Mon Apr 08, 2013 at 01:41:34AM -0700, Owen DeLong wrote: Respectfully, I disagree. If the major content providers were to deploy IPv6 within the next 6 months (pretty achievable even now), then the need for CGN would at least be very much reduced, if not virtually eliminated. Surely the

Re: Verizon DSL moving to CGN

2013-04-08 Thread Arturo Servin
On 4/8/13 9:41 AM, Owen DeLong wrote: On Apr 7, 2013, at 23:27 , Tore Anderson t...@fud.no wrote: * Owen DeLong The need for CGN is not divorced from the failure to deploy IPv6, it is caused by it. In a historical context, this is true enough. If we had accomplished ubiquitous

Re: Verizon DSL moving to CGN

2013-04-08 Thread Mikael Abrahamsson
On Mon, 8 Apr 2013, Rajiv Asati (rajiva) wrote: Thankfully, MAP is not CGN. Correctly stated, unlike DS-Lite, MAP doesn't require any CGN that causes the SP network to put up with the NAT state. This means that all the subsequent issues of CGN/DS-Lite no longer apply. For me as an operator,

Re: Verizon DSL moving to CGN

2013-04-08 Thread Tore Anderson
* Mikael Abrahamsson On Mon, 8 Apr 2013, Rajiv Asati (rajiva) wrote: MAP is all about stateless (NAT64 of Encapsulation) and IPv6 enabled access. MAP makes much more sense in any SP network having its internet customers do IPv4 address sharing and embrace IPv6. It's still NAT. AIUI, the

Re: Verizon DSL moving to CGN

2013-04-08 Thread Tore Anderson
* Owen DeLong Respectfully, I disagree. If the major content providers were to deploy IPv6 within the next 6 months (pretty achievable even now), then the need for CGN would at least be very much reduced, if not virtually eliminated. I agree with very much reduced. However, and IMHO,

Re: Verizon DSL moving to CGN

2013-04-08 Thread Mikael Abrahamsson
On Mon, 8 Apr 2013, Tore Anderson wrote: * Mikael Abrahamsson On Mon, 8 Apr 2013, Rajiv Asati (rajiva) wrote: MAP is all about stateless (NAT64 of Encapsulation) and IPv6 enabled access. MAP makes much more sense in any SP network having its internet customers do IPv4 address sharing and

Re: Verizon DSL moving to CGN

2013-04-08 Thread Tore Anderson
* Mikael Abrahamsson On Mon, 8 Apr 2013, Tore Anderson wrote: AIUI, the standards-track flavour of MAP, MAP-E, is *not* NAT - it is tunneling, pure encap/decap plus a clever way to calculate the outer IPv6 src/dst addresses from the inner IPv4 addresses and ports. The inner IPv4 packets

Re: Verizon DSL moving to CGN

2013-04-08 Thread Tore Anderson
* Tore Anderson Does anyone see MAP-E being implemented on regular linecards or is it going to be implemented on processor based dedicated hardware? At least initially, I would just assume it's going to be some kind of CGN blade. No idea, sorry.

Re: Verizon DSL moving to CGN

2013-04-08 Thread Mikael Abrahamsson
On Mon, 8 Apr 2013, Tore Anderson wrote: If this is to be called translation, then any tunneling mechanism that works by stacking layer-3 headers, including GRE, IPIP, ESP, and proto-41, must be also called translation. Oki, my bad. I read

Re: Verizon DSL moving to CGN

2013-04-08 Thread Tore Anderson
* Tore Anderson The tunnel endpoint will 99.99% of cases be a CPE with a NAPT44 component though, so there is some NAT involved in the overall solution, but it's pretty much the same as what we have in today's CPEs/HGWs. The only significant difference is that a MAP CPE must be prepared to

Re: Verizon DSL moving to CGN

2013-04-08 Thread Jack Bates
On 4/8/2013 7:20 AM, Tore Anderson wrote: BTW. It is AIUI quite possible with MAP to provision a whole IPv4 address or even a prefix to the subscriber, thus also taking away the need for [srcport-restricted] NAPT44 in the CPE. The problem is NAPT44 in the CPE isn't enough. We are reaching the

Re: Verizon DSL moving to CGN

2013-04-08 Thread Randy Bush
I understand why MAP-E is not translation now. so far, the sexiest implementation of statless a+p to date. randy

Re: Verizon DSL moving to CGN

2013-04-08 Thread Leo Bicknell
In a message written on Mon, Apr 08, 2013 at 01:41:34AM -0700, Owen DeLong wrote: Respectfully, I disagree. If the major content providers were to deploy IPv6 within the next 6 months (pretty achievable even now), then the need for CGN would at least be very much reduced, if not virtually

Re: Verizon DSL moving to CGN

2013-04-08 Thread joel jaeggli
On 4/8/13 7:23 AM, Jack Bates wrote: On 4/8/2013 7:20 AM, Tore Anderson wrote: BTW. It is AIUI quite possible with MAP to provision a whole IPv4 address or even a prefix to the subscriber, thus also taking away the need for [srcport-restricted] NAPT44 in the CPE. The problem is NAPT44 in the

Re: Verizon DSL moving to CGN

2013-04-08 Thread Jack Bates
On 4/8/2013 9:58 AM, joel jaeggli wrote: That happened a long time ago. I realize the people like to think of wireless providers as different, they really aren't. A big chuck of our mobile gaming customers come to us via carrier operated nat translators. Some of them now come to us via ipv6,

Re: Verizon DSL moving to CGN

2013-04-08 Thread Shishio Tsuchiya
Indeed MAP-E requires CPE replacement/upgrade cost. But I would like to share JANOG Softwire WG Activity. http://conference.apnic.net/__data/assets/pdf_file/0005/58856/apnic35-janog-softwire_1361559276.pdf MAP-E already supported by 6 vendors,7 implementations. It includes 2 open source(OpenWRT

RE: Verizon DSL moving to CGN

2013-04-08 Thread Staudinger, Malcolm
Can anyone from Verizon comment on what IP space that's being used for this? Or perhaps what the rDNS mask will look like? From an abuse perspective, knowing that an IP is being used for this can make the difference between traffic looking like abuse and traffic looking like multiple legitimate

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
: Monday, April 8, 2013 6:01 AM To: Rajiv Asati raj...@cisco.com Cc: nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN On Mon, 8 Apr 2013, Rajiv Asati (rajiva) wrote: Thankfully, MAP is not CGN. Correctly stated, unlike DS-Lite, MAP doesn't require any CGN that causes the SP network

Re: Verizon DSL moving to CGN

2013-04-08 Thread Christopher Morrow
On Mon, Apr 8, 2013 at 2:19 PM, Rajiv Asati (rajiva) raj...@cisco.comwrote: Yes, MAP (T-Translation or E-Encap mode) is implemented on two regular routers that I know of - ASR9K and ASR1K. Without that, you are right that MAP wouldn't have been as beneficial as claimed. glad it's cross

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
-2012-NGN-IPv4-Exhaust- IPv6-Strategy.pdf Cheers, Rajiv -Original Message- From: Tore Anderson t...@fud.no Date: Monday, April 8, 2013 6:29 AM To: Mikael Abrahamsson swm...@swm.pp.se Cc: Rajiv Asati raj...@cisco.com, nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
: nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN MAP is all about stateless (NAT64 of Encapsulation) and IPv6 enabled access. MAP makes much more sense in any SP network having its internet customers do IPv4 address sharing and embrace IPv6. What may make 'much more sense' in one

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
...@mac.com, nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN On Apr 7, 2013, at 18:21 , Rajiv Asati (rajiva) raj...@cisco.com wrote: Dual-stack in the home networks will stay with us for a long time (beyond 2020!) until v4-only user devices and v4-only apps get refreshed. I

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
:23 AM To: Tore Anderson t...@fud.no Cc: nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN On 4/8/2013 7:20 AM, Tore Anderson wrote: BTW. It is AIUI quite possible with MAP to provision a whole IPv4 address or even a prefix to the subscriber, thus also taking away the need

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
, April 8, 2013 2:28 PM To: Rajiv Asati raj...@cisco.com Cc: Mikael Abrahamsson swm...@swm.pp.se, nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN On Mon, Apr 8, 2013 at 2:19 PM, Rajiv Asati (rajiva) raj...@cisco.com wrote: Yes, MAP (T-Translation or E-Encap mode) is implemented

Re: Verizon DSL moving to CGN

2013-04-08 Thread Chuck Anderson
encoding. Cheers, Rajiv -Original Message- From: Christopher Morrow morrowc.li...@gmail.com Date: Monday, April 8, 2013 2:28 PM To: Rajiv Asati raj...@cisco.com Cc: Mikael Abrahamsson swm...@swm.pp.se, nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN On Mon

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
Subject: Re: Verizon DSL moving to CGN I think he means patent encumbered. On Mon, Apr 08, 2013 at 07:13:11PM +, Rajiv Asati (rajiva) wrote: Chris, UmmmŠ you mean the IPv6 and IPv4 inter-dependency when you say IP encumbered? If so, the answer is Yes. v6 addressing doesn't need

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
/map/ http://mapt.ivi2.org:8039/readme.txt Cheers, Rajiv -Original Message- From: Tore Anderson t...@fud.no Date: Monday, April 8, 2013 8:20 AM To: Mikael Abrahamsson swm...@swm.pp.se, nanog list nanog@nanog.org Cc: Rajiv Asati raj...@cisco.com Subject: Re: Verizon DSL moving to CGN

Re: Verizon DSL moving to CGN

2013-04-08 Thread Christopher Morrow
: Chuck Anderson c...@wpi.edu Date: Monday, April 8, 2013 3:18 PM To: Rajiv Asati raj...@cisco.com Cc: Christopher Morrow morrowc.li...@gmail.com, nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN I think he means patent encumbered. On Mon, Apr 08, 2013 at 07:13:11PM +

Re: Verizon DSL moving to CGN

2013-04-08 Thread Chuck Anderson
Date: Monday, April 8, 2013 3:18 PM To: Rajiv Asati raj...@cisco.com Cc: Christopher Morrow morrowc.li...@gmail.com, nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN I think he means patent encumbered. On Mon, Apr 08, 2013 at 07:13:11PM +, Rajiv Asati (rajiva

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
@nanog.org Subject: Re: Verizon DSL moving to CGN On Mon, Apr 8, 2013 at 3:21 PM, Rajiv Asati (rajiva) raj...@cisco.com wrote: Oh, it certainly is (per the IETF IPR rules). which rfcs? I can find a draft in softwire: http://tools.ietf.org/html/draft-mdt-softwire-map-translation-01

Re: Verizon DSL moving to CGN

2013-04-08 Thread Tom Taylor
In what sense do you mean that? The end-user IPv6 prefix certainly ties IPv4 and IPv6 together, hence the interest in the Light-Weight IPv4 over IPv6 alternative. Tom On 08/04/2013 3:13 PM, Rajiv Asati (rajiva) wrote: Chris, UmmmŠ you mean the IPv6 and IPv4 inter-dependency when you say IP

Re: Verizon DSL moving to CGN

2013-04-08 Thread Christopher Morrow
' is .. disingenuous at best. -Original Message- From: Christopher Morrow morrowc.li...@gmail.com Date: Monday, April 8, 2013 3:41 PM To: Rajiv Asati raj...@cisco.com Cc: Chuck Anderson c...@wpi.edu, nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN On Mon, Apr 8, 2013

Re: Verizon DSL moving to CGN

2013-04-08 Thread Chris Adams
Once upon a time, Rajiv Asati (rajiva) raj...@cisco.com said: But knowing that a significant (50%+) of android devices may not support IPv6 (just like my brand new Samsung Galaxy 7'' tablet (just bought over the weekend) being v4-only) and may not be upgraded by their users to the right

Re: Verizon DSL moving to CGN

2013-04-08 Thread Huasong Zhou
We got this modem and router all in one box from Comcast directly. And by the way, home use routers don't assign 10.0.0.0 numbers. Joe Sent from my iPhone On Apr 7, 2013, at 9:11 PM, Rajiv Asati (rajiva) raj...@cisco.com wrote: Nope. Comcast is not using any CGN, as much as I know. Is

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
Chris, Your points are well taken. Cheers, Rajiv -Original Message- From: Christopher Morrow morrowc.li...@gmail.com Date: Monday, April 8, 2013 3:57 PM To: Rajiv Asati raj...@cisco.com Cc: Chuck Anderson c...@wpi.edu, nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN

Re: Verizon DSL moving to CGN

2013-04-08 Thread Jay Ashworth
- Original Message - From: Huasong Zhou huas...@kalorama.com We got this modem and router all in one box from Comcast directly. And by the way, home use routers don't assign 10.0.0.0 numbers. I have seen consumer NAT routers assign addresses in all three RFC1918 blocks, though I

Re: Verizon DSL moving to CGN

2013-04-08 Thread Owen DeLong
On Apr 8, 2013, at 07:58 , joel jaeggli joe...@bogus.com wrote: On 4/8/13 7:23 AM, Jack Bates wrote: On 4/8/2013 7:20 AM, Tore Anderson wrote: BTW. It is AIUI quite possible with MAP to provision a whole IPv4 address or even a prefix to the subscriber, thus also taking away the need for

Re: Verizon DSL moving to CGN

2013-04-08 Thread Tom Taylor
to mean something for MAP. That's it. Attached is a screenshot to illustrate this very point. Cheers, Rajiv -Original Message- From: Tom Taylor tom.taylor.s...@gmail.com Date: Monday, April 8, 2013 3:48 PM To: nanog@nanog.org nanog@nanog.org Subject: Re: Verizon DSL moving to CGN In what

Re: Verizon DSL moving to CGN

2013-04-08 Thread Owen DeLong
On Apr 8, 2013, at 11:54 , Rajiv Asati (rajiva) raj...@cisco.com wrote: Like you, I would like to be optimistic about many v4-only apps and v4-only devices becoming dual-stack sooner than later. But knowing that a significant (50%+) of android devices may not support IPv6 (just like my

Re: Verizon DSL moving to CGN

2013-04-08 Thread Owen DeLong
On Apr 7, 2013, at 18:45 , Huasong Zhou huas...@kalorama.com wrote: We got this modem and router all in one box from Comcast directly. And by the way, home use routers don't assign 10.0.0.0 numbers. Some do. Owen Joe Sent from my iPhone On Apr 7, 2013, at 9:11 PM, Rajiv Asati

Re: Verizon DSL moving to CGN

2013-04-08 Thread Seth Mattinen
On 4/8/13 5:55 PM, Owen DeLong wrote: On Apr 7, 2013, at 18:45 , Huasong Zhou huas...@kalorama.com wrote: We got this modem and router all in one box from Comcast directly. And by the way, home use routers don't assign 10.0.0.0 numbers. Some do. ATT U-verse used to have 10.0.0.0/8

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
-Original Message- From: Tom Taylor tom.taylor.s...@gmail.com Date: Monday, April 8, 2013 8:51 PM To: Rajiv Asati raj...@cisco.com Cc: nanog@nanog.org nanog@nanog.org Subject: Re: Verizon DSL moving to CGN I think what that screenshot is saying is that after you deploy MAP, then if you

Re: Verizon DSL moving to CGN

2013-04-08 Thread Rajiv Asati (rajiva)
: Monday, April 8, 2013 8:52 PM To: Rajiv Asati raj...@cisco.com Cc: Fabien Delmotte fdelmot...@mac.com, nanog list nanog@nanog.org Subject: Re: Verizon DSL moving to CGN On Apr 8, 2013, at 11:54 , Rajiv Asati (rajiva) raj...@cisco.com wrote: Like you, I would like to be optimistic about many v4

Re: Verizon DSL moving to CGN

2013-04-08 Thread Christopher Morrow
On Mon, Apr 8, 2013 at 11:23 PM, Rajiv Asati (rajiva) raj...@cisco.comwrote: For ex, there are numerous android apps that are not supported on many android devices. :=( I think this is actually up to the developer of the APP not the hardware nor OS manufacturer.

Re: Verizon DSL moving to CGN

2013-04-07 Thread Valdis . Kletnieks
On Sun, 07 Apr 2013 01:40:09 -0400, Christopher Morrow said: I wonder how much more painful just upgrading the dsl plant to support v6 would be vs deploying the cgn equipment and funneling users through that :( The answer depends on whether the person making the decision thinks they'll have

Re: Verizon DSL moving to CGN

2013-04-07 Thread Mikael Abrahamsson
On Sun, 7 Apr 2013, Christopher Morrow wrote: I wonder how much more painful just upgrading the dsl plant to support v6 would be vs deploying the cgn equipment and funneling users through that :( IPv6 deployment is not a short term solution to IPv4 address depletion. Would you be less upset

Re: Verizon DSL moving to CGN

2013-04-07 Thread Fabien Delmotte
CGN is just a solution to save time, it is not a transition mechanism through IPv6 At the end (IPv6 at home) you will need at list : Dual stack or NAT64/ DNS64 My 2 cents On Apr 7, 2013, at 8:42 AM, Mikael Abrahamsson swm...@swm.pp.se wrote: On Sun, 7 Apr 2013, Christopher Morrow wrote: I

Re: Verizon DSL moving to CGN

2013-04-07 Thread Mikael Abrahamsson
On Sun, 7 Apr 2013, Fabien Delmotte wrote: CGN is just a solution to save time, it is not a transition mechanism through IPv6 At the end (IPv6 at home) you will need at list : Dual stack or NAT64/ DNS64 CGN doesn't stop anyone deploying dual stack. NAT64/DNS64 is dead in the water without

Re: Verizon DSL moving to CGN

2013-04-07 Thread Alex
Well if the RFCs would just be set in stone already like Moses's 10 commandments and if the programmers would actually start writing code for v6 and if the web site hosting servers would at least have dual stack enabled on them it would be great. But till then we just change a RFC here,

Re: Verizon DSL moving to CGN

2013-04-07 Thread Rob Seastrom
Jimmy Hess mysi...@gmail.com writes: On 4/6/13, Matthew Kaufman matt...@matthew.at wrote: On 4/6/2013 6:24 PM, cb.list6 wrote: I'd love to see a CGN box that is cheaper than IPv4 addresses currently are on the transfer market. You mean like a few linux servers running iptables

Re: Verizon DSL moving to CGN

2013-04-07 Thread Valdis . Kletnieks
On Sun, 07 Apr 2013 13:54:04 +0300, Alex said: Well if the RFCs would just be set in stone already like Moses's 10 commandments and if the programmers would actually start writing code for v6 and if the web site hosting servers would at least have dual stack enabled on them it would be

Re: Verizon DSL moving to CGN

2013-04-07 Thread Tore Anderson
* Mikael Abrahamsson My point is that people seem to scoff at CGN. There is nothing stopping anyone putting in CGN for IPv4 (that has to be done to handle IPv4 address exhaustion), then giving dual stack for end users can be done at any time. Face it, we're running out of IPv4 addresses.

Re: Verizon DSL moving to CGN

2013-04-07 Thread Huasong Zhou
I think Comcast is using CGN too!!! My IP address displayed on my MacBook is in the 10.0.0.0/8 range, and ARIN website can't determine my IP address either. Joe Sent from my iPhone On Apr 6, 2013, at 9:33 PM, Joshua Smith juice...@gmail.com wrote: Very interesting indeed. Way to do the right

Re: Verizon DSL moving to CGN

2013-04-07 Thread Tore Anderson
* Mikael Abrahamsson Otoh, ARIN isn't exhausted yet so getting IPv4 addresses there should still be a lot cheaper than doing CGN? From what I hear several ISPs in the ARIN region prefer to obtain second-hand IPv4 addresses (or deploy CGN boxes) over requesting addresses directly from ARIN, and

Re: Verizon DSL moving to CGN

2013-04-07 Thread Justin M. Streiner
On Sat, 6 Apr 2013, Derek Ivey wrote: It would be nice to get an update from them regarding their IPv6 plans. Their IPv6 support page still says they will start deploying 3Q12 :(. I've been trying to get some information from internal contacts, but so far, no go. jms

Re: Verizon DSL moving to CGN

2013-04-07 Thread Randy Bush
Would you be less upset if there was IPv6 access and CPE based DS Lite ds lite, nat in the core and cpe forklift. one of the worst mechanisms. randy

Re: Verizon DSL moving to CGN

2013-04-07 Thread Owen DeLong
On Apr 7, 2013, at 00:31 , Mikael Abrahamsson swm...@swm.pp.se wrote: On Sun, 7 Apr 2013, Fabien Delmotte wrote: CGN is just a solution to save time, it is not a transition mechanism through IPv6 At the end (IPv6 at home) you will need at list : Dual stack or NAT64/ DNS64 CGN doesn't

Re: Verizon DSL moving to CGN

2013-04-07 Thread Oliver Garraux
If I'm an ISP deploying a network for users today, I effectively have to provide some mechanism to allow those users to get to IPv4 only content. There is way too much stuff out there that is IPv4 only today. Yes, content providers should provide IPv6 accessbut if I'm an ISP, I can't really

Re: Verizon DSL moving to CGN

2013-04-07 Thread William Warren
On 4/6/2013 11:33 PM, Huasong Zhou wrote: I think Comcast is using CGN too!!! My IP address displayed on my MacBook is in the 10.0.0.0/8 range, and ARIN website can't determine my IP address either. Joe Sent from my iPhone On Apr 6, 2013, at 9:33 PM, Joshua Smith juice...@gmail.com wrote:

Re: Verizon DSL moving to CGN

2013-04-07 Thread Rajiv Asati (rajiva)
Nope. Comcast is not using any CGN, as much as I know. Is your MacBook directly connected to the modem or a router? I presume the latter. Cheers, Rajiv Sent from my Phone On Apr 7, 2013, at 11:47 AM, Huasong Zhou huas...@kalorama.com wrote: I think Comcast is using CGN too!!! My IP address

Re: Verizon DSL moving to CGN

2013-04-07 Thread Rajiv Asati (rajiva)
DS-Lite is also CGN, it just happens to be done over IPv6 access. MAP is also CGN. Thankfully, MAP is not CGN. Correctly stated, unlike DS-Lite, MAP doesn't require any CGN that causes the SP network to put up with the NAT state. This means that all the subsequent issues of CGN/DS-Lite no

Re: Verizon DSL moving to CGN

2013-04-07 Thread Rajiv Asati (rajiva)
Dual-stack in the home networks will stay with us for a long time (beyond 2020!) until v4-only user devices and v4-only apps get refreshed. Of course, this doesn't mean that the ISP access needs to stay dual-stack, thanks to MAP, 464XLAT etc. Cheers, Rajiv Sent from my Phone On Apr 7, 2013,

Re: Verizon DSL moving to CGN

2013-04-07 Thread Rajiv Asati (rajiva)
In all fairness, upgrading the legacy last-mile e.g. DSL infrastructure to support native IPv6 may be too expensive to make any economic sense. Note that Vz FiOS users are not affected by this. And noting that Vz has ~5.5M FiOS HSI customers and ~3M DSL customers (per the last earning report),

Re: Verizon DSL moving to CGN

2013-04-07 Thread Jay Ashworth
- Original Message - From: Rajiv Asati (rajiva) raj...@cisco.com Note that Vz FiOS users are not affected by this. And noting that Vz has ~5.5M FiOS HSI customers and ~3M DSL customers (per the last earning report), and noting that DSL network is not getting any new investment (in

RE: Verizon DSL moving to CGN

2013-04-07 Thread Brzozowski, John
= From: Rajiv Asati (rajiva) [raj...@cisco.com] Sent: Sunday, April 07, 2013 21:11 To: Huasong Zhou Cc: Joshua Smith; nanog@nanog.org Subject: Re: Verizon DSL moving to CGN Nope. Comcast is not using any CGN, as much as I know. Is your MacBook directly connected

Re: Verizon DSL moving to CGN

2013-04-07 Thread Sam Hayes Merritt, III
MAP is all about stateless (NAT64 of Encapsulation) and IPv6 enabled access. MAP makes much more sense in any SP network having its internet customers do IPv4 address sharing and embrace IPv6. What may make 'much more sense' in one network, doesn't necessarily make as much since in another

Re: Verizon DSL moving to CGN

2013-04-07 Thread Owen DeLong
On Apr 7, 2013, at 18:21 , Rajiv Asati (rajiva) raj...@cisco.com wrote: Dual-stack in the home networks will stay with us for a long time (beyond 2020!) until v4-only user devices and v4-only apps get refreshed. I disagree. I think that v4-only apps and devices will get relegated to being

Re: Verizon DSL moving to CGN

2013-04-07 Thread Owen DeLong
On Apr 7, 2013, at 15:43 , Oliver Garraux oli...@g.garraux.net wrote: If I'm an ISP deploying a network for users today, I effectively have to provide some mechanism to allow those users to get to IPv4 only content. There is way too much stuff out there that is IPv4 only today.

Re: Verizon DSL moving to CGN

2013-04-06 Thread Joshua Smith
Very interesting indeed. Way to do the right thing here Verizon. This may be the first time I've been happy to be a Comcast customer. -- Josh Smith kD8HRX email/jabber: juice...@gmail.com Phone: 304.237.9369(c) Sent from my iPad On Apr 6, 2013, at 9:24 PM, cb.list6 cb.li...@gmail.com

Re: Verizon DSL moving to CGN

2013-04-06 Thread Oliver Garraux
Good to see that they are providing a way for users to opt out. I'm hoping that other ISP's will do the same when they implement CGN. Oliver - Oliver Garraux Check out my blog: blog.garraux.net Follow me on Twitter: twitter.com/olivergarraux On Sat, Apr

Re: Verizon DSL moving to CGN

2013-04-06 Thread Derek Ivey
It would be nice to get an update from them regarding their IPv6 plans. Their IPv6 support page still says they will start deploying 3Q12 :(. On 4/6/2013 9:32 PM, Joshua Smith wrote: Very interesting indeed. Way to do the right thing here Verizon. This may be the first time I've been happy to

Re: Verizon DSL moving to CGN

2013-04-06 Thread Constantine A. Murenin
On 6 April 2013 18:24, cb.list6 cb.li...@gmail.com wrote: Interesting. http://www22.verizon.com/support/residential/internet/highspeedinternet/networking/troubleshooting/portforwarding/123897.htm blockquote What is CGN - and How to opt-out The number and types of devices using the

Re: Verizon DSL moving to CGN

2013-04-06 Thread Matthew Kaufman
On 4/6/2013 6:24 PM, cb.list6 wrote: Interesting. http://www22.verizon.com/support/residential/internet/highspeedinternet/networking/troubleshooting/portforwarding/123897.htm I'd love to see a CGN box that is cheaper than IPv4 addresses currently are on the transfer market. Matthew Kaufman

Re: Verizon DSL moving to CGN

2013-04-06 Thread Jay Ashworth
- Original Message - From: cb.list6 cb.li...@gmail.com Interesting. http://www22.verizon.com/support/residential/internet/highspeedinternet/networking/troubleshooting/portforwarding/123897.htm What I find amusing is how they call it Carrier Grade NAT one time, and then switch to

Re: Verizon DSL moving to CGN

2013-04-06 Thread Mikael Abrahamsson
On Sat, 6 Apr 2013, Matthew Kaufman wrote: I'd love to see a CGN box that is cheaper than IPv4 addresses currently are on the transfer market. That depends on what you think the prices are for IPv4 addresses and what you think the prices are for CGN boxes. At the prices I'm hearing, it's

Re: Verizon DSL moving to CGN

2013-04-06 Thread Jimmy Hess
On 4/6/13, Matthew Kaufman matt...@matthew.at wrote: On 4/6/2013 6:24 PM, cb.list6 wrote: I'd love to see a CGN box that is cheaper than IPv4 addresses currently are on the transfer market. You mean like a few linux servers running iptables nat-masquerade? You think the Carrier Grade in

Re: Verizon DSL moving to CGN

2013-04-06 Thread Julien Goodwin
On 07/04/13 12:11, Constantine A. Murenin wrote: On 6 April 2013 18:24, cb.list6 cb.li...@gmail.com wrote: Interesting. http://www22.verizon.com/support/residential/internet/highspeedinternet/networking/troubleshooting/portforwarding/123897.htm blockquote ... ...CGN will not impact the

Re: Verizon DSL moving to CGN

2013-04-06 Thread Christopher Morrow
On Sun, Apr 7, 2013 at 1:22 AM, Julien Goodwin na...@studio442.com.auwrote: ...CGN will not impact the access, reliability, speed, or security of Verizon’s broadband services. ... ... /blockquote Good luck with that, pretty much by definition it has to do all four (albeit at levels that