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Automatic Plesk login

·19 words·1 min
If you want to make a quick bookmark that will automatically log yourself into Plesk, make this bookmark:

Basic SNMP Configuration

·55 words·1 min
If you want to get a really basic, wide-open for localhost setup for SNMP, just toss the following into /etc/snmp/snmpd.

Corrupt /dev/null

·107 words·1 min
If you find that /dev/null is no longer a block device, and it causes issues during init on Red Hat boxes, you will need to follow these steps to return things to normal:

500 OOPS error from vsftpd

·226 words·2 mins
If you find yourself with the ever-so-peculiar 500 OOPS error from vsftpd when you attempt to login over SSH, there could be a few different things at play.

Postgres process listing

·94 words·1 min
If you’re used to SHOW PROCESSLIST; or mysqladmin processlist in MySQL, you might be searching for this same functionality in postgresql.

FreeBSD: Limiting closed port RST response

·115 words·1 min
One of the nifty things about FreeBSD’s kernel is that it will limit closed port RST responses, which, in layman’s terms, just means that if someone repeatedly hits a port that’s closed, the kernel won’t respond to all of the requests.

Relay access denied

·151 words·1 min
If you’re checking through your mail logs, or you catch a bounced e-mail with “554 relay access denied” in the bounce, the issue can be related to a few different things: