Tag: networking

Amavisd isn’t running with Postfix – connection refused to 127.0.0.1

Late last night, I decided to apply some needed updates to my personal mail server, which is running Gentoo Linux (OpenRC) with a mail stack of Postfix & Dovecot with AMaViS (filtering based on SpamAssassin, ClamAV, and Vipul’s Razor). After applying the updates, and restarting the necessary components of the mail stack, I ran my …

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Linux – RHEL 6 / CentOS 6 two NICs in the same subnet, but secondary doesn’t ping

Recently I ran into a problem with RHEL 6 (and any derivatives, like CentOS 6 or Scientific Linux 6) where having two NICs (network interfaces) in the same subnet resulted in strange behaviour. In RHEL ≤5 (or CentOS ≤5), one could have two interfaces with IPs in the same subnet and there weren’t any problems …

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WordPress FLV plugin WP OS FLV slow

Over the past few weeks, I’ve been designing a basic site (in WordPress) for a new client. This client needs some embedded FLVs on the site, and doesn’t want them (for good reason) to be directly linked to YouTube. As such, and seeing as I didn’t want to make the client write the HTML for …

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