A variety of tests can be run or environments set up. 

1. runregression-net

Usage on server:
llsetup.sh  marcus-echo-server.cfg

with marcus-echo-server.cfg:

NETWORK=elan
LOCALHOST=4
SERVER=4
SETUP_OST=y
OSTTYPE=obdecho


Usage on client: 
runregression-net  marcus-echo-client.cfg

with marcus-echo-client.cfg:

NETWORK=elan
LOCALHOST=5
SERVER=4
SETUP_OSC=y

If things are allright it goes through all the tests single threaded,
multithreaded, getattr and brw.