So your IMAP mail is failing. Your e-mail client disconnects with an error related to bad authentication or simply “connection closed by remote server”. Check your mail logs, and you find: May 25 17:52:43 vps imapd: Failed to create cache file: maildirwatch (someone@somewhere.com) May 25 17:52:43 vps imapd: Error: Input/output error May 25 17:52:43 vps […]
Read MoreI came across this strange issue from a Tier II escalation today. A Virtuozzo based virtual server had a problem with the apache web server refusing to start: # service httpd restart [Sat May 15 16:41:13 2010] [warn] NameVirtualHost x.x.x.x:80 has no VirtualHosts httpd not running, trying to start Lets see if it’s actually started: […]
Read More“Open Source Tripwire® software is a security and data integrity tool useful for monitoring and alerting on specific file change(s) on a range of systems. The project is based on code originally contributed by Tripwire, Inc. in 2000.” A crude yet effective intrusion detection system such as Tripwire can alert systems administrators to possible intrusion […]
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Erik
Tuesday, May 25, 2010
linux administration - tips, notes and projects
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