((TLSMessageChannel) messageChannel)
.setHandshakeCompletedListener(listner);
sslsock.addHandshakeCompletedListener(listner);
sslsock.setEnabledProtocols(sipStack
.getEnabledProtocols());
sslsock.startHandshake();
if (sipStack.isLoggingEnabled(LogWriter.TRACE_DEBUG)) {
this.sipStack.getStackLogger().logDebug(
"Handshake passed");
}
// allow application to enforce policy by validating the