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Slackware-14.1-SquidGuard 1.4

Posted 09-06-2014 at 09:28 PM by arniekat

Note - You must have Squid installed and working to use SquidGuard! Squid and SquidGuard are very touchy with regards to file permissions!

SquidGuard is a combined filter, redirector and access controller plugin for Squid. squidGuard can be used to:

1. Limit the web access for some users to a list of accepted/well known web servers and/or URLs only.
2. Block access to some listed or blacklisted web servers and/or URLs for some users. **)
3. Block access...
LQ Newbie
Posted in Uncategorized
Views 723 Comments 0 arniekat is offline

hplip scanner: error during device i/o

Posted 09-06-2014 at 08:04 PM by vik

OK, this one was really annoying. I was able to print successfully using my HP printer but hp-scan/xsane would give me this error: "Error during device I/O." Then it would walk me through installing the proprietary plugin, which I had already installed from

I ran hp-setup, hp-plugin, and hp-check hoping to find something obvious. Then a thread reminded me to check syslog, and I found this:
Posted in Uncategorized
Views 622 Comments 0 vik is offline

Slackware-14.1-Squid 3.4.7

Posted 09-06-2014 at 05:52 PM by arniekat

Squid is a Caching Proxy Server that reduces bandwidth, improves response times by caching and reusing frequently-requested web pages so you have a faster Web Experience.

Compile and install Squid-3.4.7 ( has version 3.1.23, but I used the current version of Squid-3.4.7. You can use the SlackBuild framework to compile)


With thanks to and Arch Wiki

If you will be using the default user "nobody",...
LQ Newbie
Posted in Uncategorized
Views 1945 Comments 0 arniekat is offline

Ubuntu 14.04 upgrade fails on 11-yr-old computer

Posted 09-06-2014 at 12:09 PM by flshope

I have an 11-year old computer running Ubuntu 12.04. The Software Manager has had the 14.04 upgrade available for about a month now, and I decided to give it a try. Since OS upgrades have traditionally been disasters for me, I decided to try the 14.04 upgrade on the old machine before risking my primary machine. If you happen to read my LQ blog, there are entries referring to Pogo2003, as I call my old machine.

The upgrade installer program warned me that some of my hardware wasn't...
Posted in Uncategorized
Views 1336 Comments 3 flshope is offline

How to install Zabbix (Monitoring tool) on ubuntu 14.04 server

Posted 09-04-2014 at 11:43 AM by sridhar11

Zabbix is the ultimate enterprise-level software designed for monitoring availability and performance of IT infrastructure components. Zabbix is open source and comes at no cost.

With Zabbix it is possible to gather virtually limitless types of data from the network. High performance real-time monitoring means that tens of thousands of servers, virtual machines and network devices can be monitored simultaneously. Along with storing the data, visualization features are available (overviews,...
Posted in Uncategorized
Views 437 Comments 0 sridhar11 is offline


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