On Mon, 17 Jan 1994 14:24:46 +0100 Fred Melssen, CPS, Nijmegen University said: >When I add the subscriber to my list, using lowercases, these >are translated into uppercases - which causes the errors. > [[log in to unmask] ....] >uux: 0835-125 SAIL is not a valid system name. >uux: 0835-129 uux failed. The errno is 11. *------ quotes -------* From RFC1034/1035: Note that while upper and lower case letters are allowed in domain names, no significance is attached to the case. From RFC1035: For all parts of the DNS that are part of the official protocol, all comparisons between character strings (e.g., labels, domain names, etc. are) done in a case-insensitive manner. *------ quotes -------* Thus it CAN'T be the case of "SaiL"/"sAIl"/.... Christian