On 2014-05-24 12:11, Jean-Yves Bernier wrote: Node 10.1 Line = QNA-0 Controller = Normal Counter timer = Off Protocol = ETHERNET Hardware address = 08-00-2B-AA-BB-CC Controller CSR = 174440, Vector = 120 Priority = 5 Node 10.2 Line = QNA-0 Controller = Normal Counter timer = Off Protocol = ETHERNET Hardware address = 08-00-2B-AA-BB-CC Controller CSR = 174440, Vector = 120 Priority = 5 Shouldn't be AA-00-04-00-01-28 and AA-00-04-00-02-28 ? The line information tells you what the *hardware* MAC address is. Try "SHOW EXEC STAT" instead. :-) Both nodes under simh. The network is working, however. Is it required to SET XQ MAC to match node address? I guess it might depend on the version of simh and host system. Johnny -- Johnny Billquist || "I'm on a bus || on a psychedelic trip email: bqt at softjar.se || Reading murder books pdp is alive! || tryin' to stay hip" - B. Idol