[e2e] end of interest

Rute Sofia rsofia at inescporto.pt
Mon Apr 21 02:34:06 PDT 2008

Agree with Christian. And specifically focusing on L3, there seems to be 
other wave coming, with FON and now the more recent Whisher. New 
business roles (virtual ISPs, micro-ISPs) are also emerging.


Christian Huitema wrote:
> In what world are you living, exactly? What about systems like Skype, or 
> Bit torrent? They are definitely pushing the envelope of end to end 
> designs, are widely deployed, and are not controlled by major corporations.
> *From:* end2end-interest-bounces at postel.org 
> [mailto:end2end-interest-bounces at postel.org] *On Behalf Of *Mahesh 
> Balakrishnan
> *Sent:* Friday, April 18, 2008 5:11 PM
> *To:* end2end-interest at postel.org
> *Subject:* Re: [e2e] end of interest
> In fact there seems to be pushback from both ends --- we can't deploy 
> end-to-end protocols because major companies own the end-host stacks; 
> and we can't push mechanisms deep into the network because ISPs and 
> router companies own the network. Arguably the latter source of pushback 
> played a major role in the emergence of the e2e philosophy; but now we 
> have equally powerful commercial forces on the other side.
> So effectively the only practical mode of deployment seems to be the 
> 'almost' end-to-end middlebox --- one hop away from the end-host but not 
> quite into the network (and the Maelstrom work I presented day before 
> yesterday at NSDI would be one example).
> - mahesh
> --
> http://www.cs.cornell.edu/~mahesh
> -----Original Message-----
> From: end2end-interest-bounces at postel.org on behalf of David P. Reed
> Sent: Fri 4/18/2008 9:13 AM
> To: Jon Crowcroft
> Cc: 'end2end-interest at postel.org'
> Subject: Re: [e2e] end of interest
> I personally think that the network community has become frustrated with
> the inability to explore end-to-end protocols because the endpoint
> stacks are "locked in" by vendors in proprietary code.
> <snip>

Rute Sofia, PhD (rsofia at inescporto.pt, +351 22 2094263)
Area Leader/Responsa'vel de A'rea
IAN: Internet Architectures and Networking
UTM: Telecommunications and Networking Unit

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