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  • Article (Print) (41)
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71%
The Swiss Army knife of fault management
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Dmitry Rukhlenko, 123RF.com
, to monitoring and controlling complete systems. Identifying Services OpenNMS can automatically identify the services you need to monitor. In versions up to 1.8.x, this task is handled by the capabilities daemon
71%
Debugging the Linux kernel with the Qemu emulator
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Daniela Mangiuca, 123RF.com
_copied=copy_to_user(user,hello_world,to_copy); 19 return to_copy-not_copied; 20 } 21 22 static struct file_operations fops = { 23 .owner= THIS_MODULE, 24 .read= driver_read, 25 }; 26 27 static int __init mod_init( void ) 28 { 29
71%
Expand your sphere with a piece of Google
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© artida, 123RF.com
or newer. Python programmers need to use version 2.5; the SDK and the environment on the Google servers do not support the current Python 3.0. The SDK for Go exists at the moment only for Linux and Mac OS X
70%
Server virtualization with Citrix XenServer
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Goss Vitalij, Fotolia
systems use the advanced features of modern x86 CPUs (Intel's VT-x or AMD-V). Paravirtualization works without these processor capabilities but does involve modifying the guest system itself, which
70%
An IT nomad's diary
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Jasmin Merdan, 123RF.com
software repository on your computer. Listing 1 shows you the Yum repository file for Fedora 14/15, or RHEL 6; the OpenShift website has installation how-tos for other systems (including Windows and Mac OS X
70%
Connecting dissimilar IPsec implementations
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© Yuri Arcurs, 123RF.com
versions worked best (and worst) together. My tests included the following: Kame/Racoon on Mac OS X and Linux Solaris 10 Windows Server 2008 Cisco-Router with IOS 12 Juniper SRX
70%
Securing email communication with GnuPG
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Amol Tyagi on Unsplash_Key.jpg
output similar to ed25519 2022-08-29 [SC] [expires: 2027-08-20] uid [ultimate] Name name@example.org updgef8corpy81hia1rhd8npqiti6nzf @example.org In the output you will see a 32-character string
69%
Single sign-on with SSSD, LDAP, and Kerberos
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Anja Kaiser; Fotolia
cache_credentials = True 19 ldap_id_use_start_tls = False 20 debug_level = 0 21 enumerate = True 22 krb5_kpasswd = tiffy.tuxgeek.de 23 ldap_schema = rfc2307bis 24 ldap_search_base = dc=tuxgeek,dc=de 25
69%
The next generation of Internet connectivity
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
ktsdesign, 123RF.com
:%02x%02x\n' 19 83 20 235 Note that 6to4 relays (the machines that handle your traffic) use the anycast address of 192.88.99.1 (2002:c058:6301::), so finding out who is actually handling your traffic
69%
A standard cloud computing API
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
, the Deltacloud server makes it possible to switch drivers on the go – either by including the HTTP headers X-Deltacloud-Driver and X-Deltacloud-Provider in each request, or by setting corresponding matrix

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