When some users connect via POP3 using either Netscape mail or outlook, the pop3 service hangs. To correct this we have been restarting the domino server and re-creating the user.
NT 4.0 Server with SP6a. Latest patches (RPC)applied.
Upgraded from 5.0.5 to 5.0.10.
Running Sophos MailMonitor (3.75)
All other services operate normally. Only pop3 service hangs and affects all other pop3 clients.