String[] _usocketFactories = usocketFactories.split(",");
for(int j = 0; j < _usocketFactories.length; j++) {
if(_usocketFactories[j].trim().equals("nc")) {
try {
USocketFactory usf = new NCUSocketFactory();
return new SSHAgentConnector(usf);
}
catch(AgentProxyException e){
trials.add("ssh-agent:nc");
}