Tools

http://www.mozilla.com/en-US/plugincheck/ checks versions of all plugins installed/enabled in your web browser

http://www.bufferbloat.net/projects/bloat/wiki a project to fight a “buffer bloat” problem, or in general to fight various problems on broadband links causes by ISPs / by Jim Gettys, one of the authors of X and HTTP/1.1 )

http://www.google.com/adplanner/static/top1000/ Top 1000 by google

http://www.halfgaar.net/backing-up-unix General notes about backup systems, useful when u need to explain something to other ppl, – use can use this notes instead of writing your own. (no info about “advanced” topics, like differential, incremental, reverse vs forward deltas, bare-metal recovery, check sums, etc. )

http://zumastor.org/man/ddsnap.8.html a way to ‘sync’ block devices in ‘rsync’ style. Useful to implement backup of xen VMs based on LVM volumes. Also see http://serverfault.com/questions/27397/sync-lvm-snapshots-to-backup-server

http://www.livejournal.com/misc/whereami.bml link shows on which cluster your LJ account resides (you need to be logged in)

http://www.youtube.com/watch?v=n6DfoOrh-cs demo of the interface with comments for http://www.redhat.com/virtualization/rhev/server/

http://www.robtex.com/ websites that provides a lot of useful info, like RBL (Relay Black Lists ), DNS, AS, BGP, etc

http://www.greensql.net/ SQL-proxy/filtering software for MySQL and PostgreSQL databases, used to prevent SQL-injection-like attacks, filter-out dangerous SQL, etc

http://ask.slashdot.org/comments.pl?sid=1489564&cid=30547976 slashdot comments on the topic listing useful network testing and emulation tools