"As another said, works out of the box. Seems to be the most reliable sip client for Linux at present."
"Doesn't logon to betamax sip sites. Unexpectedly dies. Looks like the developers have given up on it?"
"Awful. Try Linphone instead."
"Used to work well on my old laptop. On my new laptop doesn't pickup the alsa sound card. Tries playing around with the settings. Think it needs some work for alsa2."