Re: Production-scale NAT64

2015-08-25 Thread Tom Lanyon
On 26 August 2015 at 00:55, Mark Tinka wrote: > > On 20/Aug/15 15:44, Jawaid Shell2 wrote: > >> Who out there is using production-scale NAT64? What solution are you >> using? > > NAT64/DNS64 on Cisco ASR1006's distributed across the network. We're doing NAT64/DNS64 with Cisco ASR1002s, although i

Re: Link local for P-t-P links? (Was: IPv6 prefixes longer then /64: are they possible in DOCSIS networks?)

2011-12-01 Thread Tom Lanyon
Hi, On 01/12/2011, at 12:45 PM, Mike Jones wrote: > Link-Local? > [snip] > Am I a complete idiot missing some obvious major issues with link > locals, or am i just the only one not thinking IPv4-think? Opinions? > :) In a DC / hosting provider context, we're doing this. We started out assigning

Re: Performance Issues - PTR Records

2011-11-06 Thread Tom Lanyon
On 07/11/2011, at 12:46 PM, Robert Bonomi wrote: >> OK.. let's say you're a DSL provider. Are you going to have your >> DHCP server populating the forward and reverse DNS? With what, the >> account holder's name?somename.example.com ? > > I'll suggest that (a) IF the addresses do migrate

Re: Performance Issues - PTR Records

2011-11-06 Thread Tom Lanyon
On 05/11/2011, at 1:14 PM, Paul Ebersman wrote: > tim> If PTR exists in zone file, serve it. Else, synthesize generic > tim> reverse. Jobsagoodun. > > If all we're doing is lying with some generic answer that we hack our > server to produce, why are we bothering? Because some applications rely

SP / Enterprise design (dis)similarities

2011-10-10 Thread Tom Lanyon
Hi all, Looking for some advice or experience in a small enterprise / hosting provider context. There's plenty of BCP information around for SPs in the network design realm, and I'm curious how much of this applies to enterprises too. Commonly advised items like: * pull-up statics cre

Re: he.net down?

2011-10-03 Thread Tom Lanyon
On 04/10/2011, at 10:08 AM, Brandon Kim wrote: > Since we're on the topic of DoS. What best practice actions can be taken > AFTER such an attack? Notifying NANOG/*NOG lists? ;)