[Gllug] OT: Announcement

Ian Norton bredroll at dsh.org.uk
Fri Aug 31 09:31:30 UTC 2001


On Fri, Aug 31, 2001 at 03:21:31AM +0100, Jon Masters wrote:
> On 31 Aug 2001 03:14:31 +0100, Chris Ball wrote:
> > On 31 Aug 2001 03:05:03 +0100, Jon Masters wrote:
> > > Why not [..] create ppp over ssh sessions when needed 
> > 
> > Because it would be insanely slow, and probably have >1000ms latency?
> 
> On a /good/ day you can get 500-600ms or less :)
> 
> When it's all you've got...although admittedly in his case he can
> probably do something better - especially if they graciously allow their
> students to have port 22 udp also, in which case cipe/tinc sound
> appealing prospects for good remote connectivity.
> 
> --jcm

nope, no udp goes out, (to stop us multiplayer gamers etc) i would like to serv
web pages thru port 22, 

we had all sorts of funny ideas for getting udp out, stuff like icmp
encapsulation (afaik we are the only ones to have thought of this) but one
major design flaw is the uni also stop icmp packets from leaving the firewall
:-/  the idea is cool tho, obviously you need a rooted box outside to
dis-assemble the funny icmp and make udp again etc, but it worked (actually
quite fast)

i suppose i could write a little app that sits on port 22, and default sits as
a go between 22 and the httpd. and if it detects ssh requests spawns sshd, 

on the other hand i might not bother, :-)

maybe ill have httpd mapped to run on 22 and do some funky iptables stuff to
redirect port 22 requests from inside the uni to another ssh daemon running on
say port 10023 (reminder to self, look up port associations)

bredroll


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