[OpenAFS-devel] Rx over TCP to solve some NAT & Firewall issues?

chas williams chas@cmf.nrl.navy.mil
Thu, 20 Nov 2003 16:00:07 -0500


In message <Pine.GSO.4.55L.0311201530470.1556@contents-vnder-pressvre.mit.edu>,
Nickolai Zeldovich writes:
>Do people really think that Rx over UDP, designed 15 years ago, can be a
>better reliable stream transport than the TCP in today's kernels?  What
>features of Rx over UDP are so unique that preclude the use of TCP?

i dont believe making rx 'run over tcp' is going to fix any of the
performance problems of rx.  tcp is not a panacea.  rx is going to need
a bit of a redesign (or specification).  whether it runs over tcp or
udp is probably irrelevant.