The Calar Alto Computer News for 2003

(A) Hardware:

- A new Sun Fire machine (called fire35) is now running for Omega 2000 project

- A DVD writer and a new Scanner have been installed on our general user PC

- New fibre optics lines to the observer room at laboratory prepared

- New switch connected at 1Gbps at the observer room at laboratory

- TVG monitor from 2.2 prepared and working on the observer room at laboratory

- Tests with wireless network on both personnel flats and laboratory

- Anonymous ftp area increased from 30Gb up to 145Gb

- Increased storage space on some instrumentation machines with 145Gb disks

- In preparation are several webcams for telescope monitoring. One of them is already working at the 2.2m Telescope.

(B) Software:

- Secure area and webmail (squirrelmail) installed on our web server

- Secure pop3. No more insecured pop3 connection from outside

- Updated Apache Server and compiled with mod_ssl

- Lots of security patches on Unix+Windows machines

- Started some works concerning changes for starting some processes and services on Linux servers instead of Solaris servers. These future services will probably run on Linux boxes: Postfix (instead of Sendmail), Webmail (Squirrelmail), SSL, POP3 (with SSL), IMAP, CUPS (for serving printer queues), Web Server (apache), PHP

- Updated our DHCP Server ( see DHCP and our Private Network ) to Linux SuSE 9.0 (and patched)

- Togegher with Electronic Group (Mr. Mueller) and Astronomy Group (Mr. Thiele) the new Dome Control program (DOMEC) has been developed for controlling the 2.2m Telescope Dome remotely.

- Works concerning Extinction Monitor, including Web Page , have been finished. Also, some new features were added and some bugs were fixed on the Hut Control program.

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CAHA COMPUTER GROUP (December 2003)

Ernst Schachtebeck (+34 950 632 505)

Ricardo Hernández (+34 950 632 533)

Enrique de Guindos (+34 950 632 517)