Always append -nolisten tcp to the command line of local X servers, thus disallowing TCP connection. This is useful if you do not care for allowing remote connections, since the X protocol could really be potentially a security hazard to leave open, even though no known security problems exist. Also disables X forwarding, but does not affect XDMCP.
Beti gehitu '-nolisten tcp' X zerbitzarien lokaleko komando-lerroan, TCP konexioak saihestuz. Erabilgarria da urruneko konexiorik ez baduzu nahi, X protokoloak segurtasun zuloak irekita utz baitezake, nahiz eta segurtasun arazorik ez egon. X birbideratzea ere desgaitzen duen arren, ez dio XDMCPri eragiten.