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69%
Sys Admin On the Go
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Laurent Davoust, 123RF.com
\@mydomain.com"; 06 07 while(<>) { 08 if ( /^From:/ ) { 09 `sudo /etc/init.d/gdm restart` if ( /$legit_sender/ ); 10 exit 0; 11 } 12 } Two final authorization changes are needed to make ... 0
69%
Processing the new sudo logging format
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Photo by Kelly Sikkema on Unsplash
to a file: { "accept": { "server_time": { "seconds": 1716370731, "nanoseconds": 137298080, "iso8601": "20240522093851Z", "localtime": "May 22 09
69%
Give your servers the once over with Nmap
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© ragsac, 123RF.com
.nmap.org (64.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 25/tcp closed smtp
69%
A simple approach to the OCFS2 cluster filesystem
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Kheng Ho Toh, 123RF.com
_dlm] root 3467 7 0 20:07 ? 00:00:00 [o2net] root 3965 7 0 20:24 ? 00:00:00 [ocfs2_wq] root 7921 7 0 22:40 ? 00:00:00 [o2hb-BD5A574EC8] root 7935 7
69%
Tested: Autoconfiguring IPv6 clients
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Benis Arapovic, 123RF.com
a DNS server, it uses three standard addresses as its name servers: fec0::1, fec0::2 and fec0::3. The prefix fec0 was originally the counterpart to the RFC 1918 addresses but has been deprecated. If you
69%
Port-based access protection with NAP and 802.1X
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© PAnja Kaiser, Fotolia.com
Switch(config)# dot1x system-auth-control 06 Switch(config)# radius-server host 10.1.1.1 key V@rYseCre!t 07 Switch(config)# interface fastethernet0/1 08 Switch(config-if)# switchport mode access 09 Switch
69%
Bundle your custom apps in a Debian package
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Cathy Yeulet, 123RF.com
/www/index.html. Listing 1 Control Files Package: myserver Version: 0.0.1 Section: server Priority: optional Architecture: all Essential: no Installed-Size: 1024 Maintainer: Dan Frost [dan@3ev.com] Description: My
69%
Remote Desktop with UltraVNC
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Anthony DOUANN, 123RF
a Windows desktop from a non-Windows client and also require a functional scope that goes beyond that of other remote access solutions, UltraVNC [3] is well worth investigating. UltraVNC UltraVNC, which
69%
News for Admins
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
 
.13, and more This version also ships with several desktop environments, including: Gnome 48 KDE Plasma 6.3 LXDE 13 LXQt 2.1.0 Xfce 4.20 Debian 13 will be supported for the next five
69%
Service Management Facility (SMF) in OpenSolaris
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Steve Cukrov, Fotolia.com
FMRI is milestone:/multi-user-server:default . To discover the current runlevel, use /usr/bin/who -r : /usr/bin/who -r . run-level 3 Jan 22 19:07 3 0 S In this example, the current runlevel is 3 ... 0

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