Re: subnet prefix length > 64 breaks IPv6?

2011-12-25 Thread Glen Kent
Hi Ray, > prefixes on the same link.  Choosing to make use of a 120-bit prefix > (for example) will do nothing to protect against a rogue RA announcing > its own 64-bit prefix with the A flag set. > I could not find any "A flag" in the RA. Am i missing something? >From http://www.iana.org/assign

Re: subnet prefix length > 64 breaks IPv6?

2011-12-25 Thread sthaug
> > prefixes on the same link.  Choosing to make use of a 120-bit prefix > > (for example) will do nothing to protect against a rogue RA announcing > > its own 64-bit prefix with the A flag set. > > > > I could not find any "A flag" in the RA. Am i missing something? It's part of the Prefix Infor

Re: IPv6 RA vs DHCPv6 - The chosen one?

2011-12-25 Thread TJ
I think perhaps you are confusing "what must be supported by implementations" (and ignoring the text describing the requirements) as stated in 6434, with operational usage. For example - SLAAC must be supported by the implementations, but an environment isn't required to use it. /TJ On Dec 24, 2

RE: Speed Test Results

2011-12-25 Thread Frank Bulk
We host an Ookla Speedtest server onsite and find it a very reliable means to identify throughput issues. The source of any performance issues may or may not be ours, but if a customer says things are slow we can usually identify whether it's their PC or network (browsing is slow but speed test ru

RE: Speed Test Results

2011-12-25 Thread Scott Berkman
The MIT article is good read, thanks for sharing that. One thing to watch out for is if the last mile provider is the one hosting the speedtest site, that's another variable removed from the equation. In some cases that is a good thing, in others it's not, depending on what you are trying to meas

Re: Speed Test Results

2011-12-25 Thread Grant Ridder
Even though the faq's say they are only good for residential usage, i have had no problems with it at school. My college has 2x 100 Mb circuits from TW. When i run speed tests (I use speedtest.net) with the campus empty, i can get around 95Mb up. The bottleneck is the school's 100Mb switches. W

Re: Speed Test Results

2011-12-25 Thread Sean Harlow
Basically it's a CYA statement on the part of Ookla/speedtest.net, since their test sites are of varying quality. The Radnor, OH test site sometimes can't even properly test a 10mbit SOHO broadband connection, where the Toledo site is consistently able to flood every available bit of capacity o

Re: IPv6 RA vs DHCPv6 - The chosen one?

2011-12-25 Thread Masataka Ohta
TJ wrote: > I think perhaps you are confusing "what must be supported by > implementations" (and ignoring the text describing the requirements) as > stated in 6434, with operational usage. There is not much difference. > For example - SLAAC must be supported by the implementations, but an > env