[ether=node[,port] - adds an ethernet device on the specified node and optional port number. For example ether=cepheid, tells tserver to inquire (using help) on node cepheid with default port number 1340 hexadecimal.
Note: tserver allows multiple connections at the same time. If a particular service is busy, then a semaphore flag is set blocking until the other service using it releases it (unless overridden by the nolock flag.