Kategoriarkiv: Networking

Novell NetWare 6.5 administration

To switch console, use ctrl+esc. To set up TCP/IP load the following module from the System Console: inetcfg To set up a printer, load the following modules: broker ndpsm (These should start automatically) hpgate ndpsgw To reboot, type ‘reset server’ … Læs resten

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D-Link DFE-570TX

This is a 4 Port NIC Card from D-Link, the systems sees it as a DEC-21152(But on the board/chip itself it says Intel 21152) this is in fact a PCI Bridge which bridges to 4 PCI Nic’s which again Linux … Læs resten

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HP Procurve commands

Many commands are similar to cisco IOS. Locate a specific mac addres in the port table: switch1.mcn.dk# show mac-address 0010a7-0600d4 Status and Counters – Address Table – 0010a7-0600d4 MAC Address : 0010a7-0600d4 Located on Port : 25

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D-link Switch config

reset config ipif System ipaddress 192.168.1.200/24 config stp priority 49152 config stp ports 1-22 state disable config stp ports 25 cost 100000 priority 144 migrate yes state enabled config stp ports 26 cost 200000 priority 160 migrate yes state enabled … Læs resten

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SPF Guide

Copyright : http://www.gratisdns.dk/SPFdraft.txt Hvordan bruger jeg SMTP + SPF? 1) Hvad er SMTP? SMTP er måden vi udveksler post fra server til server, også kaldet en protokol. Det er ikke så vigtigt at du forstår hvordan protokollen virker, det vigtige … Læs resten

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How to use Squid to stop computer worms and vira

[My credit goes to this clever hacker: http://www.aub.dk/~misak/index.php/archives/2004/10/27/35/] I am a one of the administrators for a network with about 900 residential users. We have no control over what people are running on their computer and therefor we get our … Læs resten

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High Availablitiy Clusters in Linux

Forskellinge links jeg har fundet på min jagt om emnet: LinuxHA , Failover, heartbeat o.l. snask: http://linux-ha.org/download/GettingStarted.html Network Block Device + Raid http://www2.linuxjournal.com/article/3778 Distributed Remote Block Device http://www.drbd.org/

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Automating SSH tunnels

USE SSH Key authentification #!/sbin/runscript start() { ssh -f 212.242.77.74 -l remote -L 10000:127.0.0.1:3306 perl -e \”while \(1\) \{\}\”; return ${retval} }

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Domain lookup PHP Script

Call with: script.php?domain=nisse&tld=dk   <? $response[‘dk’]=’No entries found for the selected source’; $response[‘com’]=’No match for “‘.strtoupper($_REQUEST[‘domain’].”.”.$_REQUEST[‘tld’]).'”‘; $response[‘net’]=’No match for “‘.strtoupper($_REQUEST[‘domain’].”.”.$_REQUEST[‘tld’]).'”‘; $response[‘org’]=’NOT FOUND’; exec(“whois “.$_REQUEST[‘domain’].”.”.$_REQUEST[tld],$dat); if (preg_match(“/”.$response[$_REQUEST[‘tld’]].”/i”, implode($dat))) { echo “The domain is free for registration!”; } else { echo “The … Læs resten

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DNS Tools and interesting links

http://www.dnsstuff.com/ http://www.dnsreport.com/ http://us.mirror.menandmice.com/cgi-bin/DoDig

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