Re: google ipv6 routes via cogent

2017-03-07 Thread joel jaeggli
On 3/2/17 3:42 PM, Jared Mauch wrote: > Yes. Most providers can send you just their customer routes. If they send you > full routes you want to discriminate customer vs peer routes. This is > typically done with communities and is worthwhile as most people have > capacity on customer links but v

RE: WEBINAR TUESDAY: Can We Make IPv4 Great Again?

2017-03-07 Thread Jakob Heitz (jheitz)
1.1.1.1.e.f and 2.2.2.2.e.f both get translated to 192.168.e.f. Some higher layer protocols embed IP addresses into their data. These points make changing IP so difficult. In addition, IPv6 has link local addresses. This one seemingly insignificant detail causes so much code churn and is probabl

Re: WEBINAR TUESDAY: Can We Make IPv4 Great Again?

2017-03-07 Thread Mark Andrews
In message <608f5c96-3134-9cdf-6f93-41d14d371...@2mbit.com>, Brielle Bruns writ es: > On 3/6/17 10:16 AM, valdis.kletni...@vt.edu wrote: > > On Mon, 06 Mar 2017 03:08:35 -0500, Joly MacFie said: > > > >> routing hardware layer that will be hit & miss. Nevertheless, since much o > f > >> the world

Re: WEBINAR TUESDAY: Can We Make IPv4 Great Again?

2017-03-07 Thread Dennis Bohn
> > > In addition, IPv6 has link local addresses. > This one seemingly insignificant detail causes so much code churn > and is probably responsible for 10 years of the IPv6 drag. AFAICT, Cisco V6 HSRP (mentioning that brand only because it caused me to try to figure something out, a coincidence th

Re: WEBINAR TUESDAY: Can We Make IPv4 Great Again?

2017-03-07 Thread valdis . kletnieks
On Tue, 07 Mar 2017 18:27:06 -0500, Dennis Bohn said: > AFAICT, Cisco V6 HSRP (mentioning that brand only because it caused me to > try to figure something out, a coincidence that this is in reply to Jakob > from Cisco but is based on what he wrote) relies on Link Local addresses. > I didn't unde

Re: WEBINAR TUESDAY: Can We Make IPv4 Great Again?

2017-03-07 Thread Mike Jones
On 7 March 2017 at 23:27, Dennis Bohn wrote: > > > > > > In addition, IPv6 has link local addresses. > > This one seemingly insignificant detail causes so much code churn > > and is probably responsible for 10 years of the IPv6 drag. > > AFAICT, Cisco V6 HSRP (mentioning that brand only because i

Re: google ipv6 routes via cogent

2017-03-07 Thread Alarig Le Lay
On sam. 25 févr. 09:49:56 2017, Aaron wrote: > Hi, I'm new to the nanog list, hope this isn't out of scope for what is > usually discussed here. > > > > Cogent is telling me that I can't route through cogent to get to google ipv6 > routes (particularly the well known dns addresses 2001:4860:486