Sysadmin

I recently attended UKUUG’s annual Large Installation Systems Administration (LISA) conference, this year hosted in Leeds over 2 days. Overall I was very impressed with the event, at some points I was torn with that track to go on. In the end I attended the following: A bird’s-eye view on DNSSEC (Jan-Piet Mens) Managing distributed web services with OpenNMS (Dr. Craig Gallen) Unbound as a caching validating DNSSEC resolver (Jan-Piet Mens) IPv6 update from a broadband ISP (Adrian Kennard) The Future of Configuration Management – Latest developments from Cfengine (Mark Burgess) FusionInventory and GLPI (Fabrice Flore-Thebault) The benefit of BGP for every service provider (Thomas Mangin) DNSSEC zone-signing tool chest (Jan-Piet Mens) Scale out Datacenter Architecture (Bernd Erk) Digital Forensics in Large Scale Environments (Si Biles) Large Scale file storage with MogileFS (Stuart Teasdale) OpenStack: Towards a fully open cloud (Thierry Carrez) PostgreSQL: New features for Large Systems Administration (Simon Riggs) Some of the above were very interesting, which I hope to blog about in detail in the near future....

Yesterday Microsoft and Google came to work to present their Cloud solutions to E-mail, Calendar and Collaboration (Live@edu & Google Apps for Education). The relative pros and cons regarding a University moving it’s collaboration tools to the cloud is a debate for another day (despite it being hard to hold back). But one thing the presentations did do is make me re-consider the free google apps service for my personal set-up....

The following describes how I configured Kerberos on Debian Lenny: Server Config Install the required packages: 1 aptitude install krb5-kdc krb5-admin-server krb5-clients libpam-krb5 edit /etc/krb5.conf: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 [libdefaults] default_realm = ZEM....