Monthly Archives: August 2013

Squid+SquidGuard

What is SquidGuard even for? Well it has categories of sites defined in advance (you can add and remove them), for which you can deny access. I have been using it for some time, and it is OK. Homepage : … Continue reading

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Squid proxy

Main configuration file is /etc/squid/squid.conf, and mine looks like this : #User port per which network users access proxy. Any port out of 0-1024 http_port 7777 icp_port 0 #################### forwarded_for off #################### hierarchy_stoplist cgi-bin ? acl QUERY urlpath_regex cgi-bin \? … Continue reading

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SMTP errors during sending mail

The classic SMTP error code consists of three digits (e.g. 220 mail.domain.tld SMTP ready.). The ESMTP status codes are additions to the classic code and consist of digits devided by dots (5.1.1 User unknown.). Many times you see both types … Continue reading

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VSFTPD log rotation

How to set up VSFTPD log to rotate once every day, and that those logs are to be kept for 30 days? Why? Because traffic on server is HUGE, and logs get huge as well…… What has to be configured … Continue reading

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RAM memory addressing

How much RAM memory can a Linux server address (RHEL, CentOS, Fedora), and what determines this : 1. Processor 2. Motherboard 3. OS And the lowes values of the three determines the limit 🙁 32-bit machine : The Linux kernel … Continue reading

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Zucchini pie

Ingredients : 4 whole eggs 1 backing powder 2 middle sized zucchinis salt 2 small spoons of cayenne pepper (sweet) 1 small spoon of curry pepper 1 soup spoon of corn grit 1 small cup of corn flour 1dl of … Continue reading

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If mail does not go out of MS Outlook

So, if your users are complaining that theire mail is not leaving MS Outlook, and you are looking at your mail server and all looks well (Sendmail/MailScanner combo), here is what can be done to locate the problem : From … Continue reading

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Accounts on Linux server

There are a few ways and means to handle accounts on Linux server, using GUI, and to free up administrator for other (more interesting) work : 1. You can write a web application to do this 2. You can use … Continue reading

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Rudolph’s sandwich

Why Rudolph’s? Well I saw it in a kitchen show “Rudolph’s backery”, that is why. Use toas bread for making of this sandwich. Spread butter or margarine on one bread, put cheese, ham, and other lovely stuff on it, and … Continue reading

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Greece/Thasos/Limenas – how was it there

How was a summer holiday in Greece, on island Thasos, city of Limenas, and villa/hotel Meresi (link)? Thasos is nice, clean, and in Limenas there are a few things to see, besides sea, beaches and such. There is a old … Continue reading

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