Normally, I'd check orbz.org first to see if you're listed as an open relay. You are NOT.
ORBZ Database Information IP: 216.77.121.3 IP not found in database ========================================================= Direct DNS Lookups inputs.orbz.org: clean outputs.orbz.org: clean relays.ordb.org: clean orbs.dorkslayers.com: clean dev.null.dk: clean relays.osirusoft.com: clean > We are having a strange problem. We send to a particular domain and get an > NDR back from our server saying that relaying is prohibited. This same > domain can send to us and we can send to other domains just fine. We were > able to send to them before. Has anyone else seen anything like this? We > have recently upgraded GroupShield to 4.5. I called their tech support to > see if this was anything that they may know about, but they said that it is > not. I have tried searching Microsoft but could not find anything. > Exchange 5.5 SP4 > > Thanks, > > John Montgomery > Information Technology > LAN Administrator > HoneyBaked Ham List Charter and FAQ at: http://www.sunbelt-software.com/exchange_list_charter.htm
