Re: Big Temporary Networks

2012-09-15 Thread Masataka Ohta
Jay Ashworth wrote: > You're saying that *receiving* multicast streams over WLAN works poorly? Multicast/broadcast over congested WLAN works poorly, because there can be no ACK. That is, multicast/broadcast packets lost by collisions are never sent again.

Re: Big Temporary Networks

2012-09-15 Thread Jay Ashworth
- Original Message - > From: "William Herrin" > On Sat, Sep 15, 2012 at 9:18 PM, Jay Ashworth wrote: > > You're saying that *receiving* multicast streams over WLAN works > > poorly? > > I don't have any experience with it, but here's what Google told me: > > http://www.wireless-nets.co

Re: Big Temporary Networks

2012-09-15 Thread William Herrin
On Sat, Sep 15, 2012 at 9:18 PM, Jay Ashworth wrote: > You're saying that *receiving* multicast streams over WLAN works poorly? I don't have any experience with it, but here's what Google told me: http://www.wireless-nets.com/resources/tutorials/802.11_multicasting.html "When any single wireles

Re: Big Temporary Networks

2012-09-15 Thread Jay Ashworth
- Original Message - > From: "Måns Nilsson" > > It would still be nice to multicast them inside our network (and out > > to whomever wants to watch), but what the heck's the consumer-level > > client side of multicast video streaming look like these days? > > IIRC a number of IETF meetin

Re: Big Temporary Networks

2012-09-15 Thread Jimmy Hess
On 9/15/12, Masataka Ohta wrote: > Mans Nilsson wrote: >> I am not suggesting that. I'm just trying to point out that there >> might be a bunch of assumptions that aren't as true anymore when a >> lot of client connections share both source and destination address, >> and perhaps also destinatio

Re: Big Temporary Networks

2012-09-15 Thread Masataka Ohta
Mans Nilsson wrote: >>> Do not NAT. When all those people want to do social networking to the same >>> furry BBS while also frequenting three social app sites simultaneously >>> you are going to get Issues if you NAT. So don't. > I am not suggesting that. I'm just trying to point out that there >

Re: Big Temporary Networks

2012-09-15 Thread Will Hargrave
On 13 Sep 2012, at 17:32, Tim Franklin wrote: >> You'll need a beefy NAT box. Linux with Xeon CPU and 4GB RAM minimum. > Or not. The CCC presentation is showing *real* Internet for everyone, unless > I'm very much mistaken… Absolutely. NAT is too fragile/expensive/non-performant for these set

Re: Big Temporary Networks

2012-09-15 Thread Måns Nilsson
Subject: Re: Big Temporary Networks Date: Fri, Sep 14, 2012 at 09:40:02AM -0400 Quoting Jay Ashworth (j...@baylink.com): > - Original Message - > > From: "Måns Nilsson" > > > 12:20:33AM -0700 Quoting Octavio Alvarez (alvar...@alvarezp.ods.org): > > > > > I'd have expected someone to hav