[expert] ISDN works with ISP, but cannot connect to external networks

Hi there, I've used Mandrake 7.2 to get my ISDN-card working (a Dynalink PHP64), but it couldn't do the job. So I've manually edited the ISDN4Linux config files and now my ISDN connection with my ISP works. Sort off. The card is recongized (Winbond chipset). I can get an connection with my ISP

RE: [expert] How do I get system to beep?

I use a simple python script. See under for the source. Even works under Windows :-) #!/usr/bin/python import sys, time def usage(): print 'Usage: beep number_of_times_to_beep' sys.exit(1) if len(sys.argv) != 2: usage() try: for i in range(int(sys.argv[1])):

[expert] failure login on to CVS (pserver) as non-root

I've installed a CVS server (cvspserver on Mandrake 7.1) acconding to the instructions of Karl Fogel's book on CVS (http://cvsbook.red-bean.com/cvsbook.html). >From a console, logged in as root, I can access the repository with (for example) "cvs -d :pserver:iwk@hyperion:/usr/local/cvs login". C

[expert] Booting Mandrake from diskette/network (thin client)

Hi, I work for an educational institution which is still dominated by several versions of Windows. Although I've my own workstation and several servers running with Linux, I would like to be able to run Linux on any available workstation on the premises. VMWare and dual-boot installations are no

[expert] Unable to mount loopback device in Mandrake 7.1?

Hi, I've been trying to mount a file which is associated with a loopback device (/dev/loop0). I've tried # mount -o loop -t ext2 /tmp/virtdisk /mnt/loopback (where /tmp/virtdisk is the file which contains the "virtual disk"; it has a size of 1,44 Mb and is filled with null values) and after this

[expert] root & other security issues

A few things have evaded me while grasping the major concepts of Linux security (must be several years of miseducation under NT :-) 1) it it possible to change the username of root? Seems to be more safe when under a dictionary attack 2) I've implemented NIS for "domain-authentication". Would it b

[expert] Shadowing / intercepting X-sessions?

In a Citrix environment (Winframe or Metaframe) it is possible for an administrator to "shadow" a user-session. That is: to monitor the screen of a user and to take it over. Arguably a rather drastic tool (with regard to privacy-matters) but quite convenient when helping "users-in-distress". Is it

[expert] Mandrake 7 X-Windows doesn't work with VMWare

I installed Mandrake 7 under VMWare. I cannot get XFree86 to work however. Neither the generic VGA-server nor the VMWare server worked properly. Both crashed with a segfaullt. Earlier versions of Mandrake (or Red Hat for that matter) worked perfectly. Any ideas what could be the problem? Thanks,