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100%
Checking password complexity with John the Ripper
30.11.2025
Home
»
Archive
»
2011
»
Issue 6: Perfor...
»
, 378501 c/s virtual 18 Long: 1063K c/s real, 1063K c/s virtual 19
20
Benchmarking: LM DES [64/64 BS]... DONE 21 Raw: 8214K c/s real, 8214K c/s virtual 22 23 Benchmarking: NT MD4 [Generic 1
x
]... DONE 24
98%
Monitor your nodes with collectl
30.11.2025
Home
»
Archive
»
2012
»
Issue 09: Windo...
»
X
4 920 CPU (quad core) 8GB of memory (DDR2-800) The operating system and boot drive are on an IBM DTLA-307020 (
20
GB drive at Ultra ATA/100) /home is on a Seagate ST1360827AS A 64GB Intel
X
95%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
Home
»
Archive
»
2010
»
Issue 1: System...
»
141.
20
.108.124 07 active_checks_enabled 1 08 passive_checks_enabled 0 09 max_check_attempts
3
10 check_command check-host-alive 11
95%
SSH Administration – Windows in a Unix World
30.11.2025
Home
»
Archive
»
2010
»
Issue 0: Active...
»
at the prompt or double-click the Cygwin icon, and type startwwin at the bash prompt. Two significant things happen when you invoke the startxwin command: An xterm and an
X
server (Cygwin/
X
Server:
0.0
) launch
89%
Creating an SFTP jail
30.11.2025
Home
»
Archive
»
2011
»
Issue 3: Are yo...
»
the file can be executed, you can issue: ./jail.ksh At this point, you should have a full chrooted environment in /export/home/jail, ls -al /export/home|grep jail drwxr-xr-
x
3
root root 96 Sep 28 ...
3
86%
Neglected IPv6 features endanger the LAN
30.11.2025
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»
Archive
»
2012
»
Issue 10: Traff...
»
40 1 ::/0 IPv6 addresses 30 2 2002::/16 6to4 addresses
20
3
::/96 IPv4-compatible addresses (obsolete) 10 4 ... IPv6 is establishing itself in everyday IT life, and all modern operating systems from Windows, through Mac OS
X
, to Linux have it on board; but if you let IPv6 introduce itself into your environment
85%
Managing virtual machines
30.11.2025
Home
»
Archive
»
2012
»
Issue 09: Windo...
»
"creating" $vmname 09 10 virsh suspend rhstorage 11 virt-clone -o rhstorage -n $vmname -f /var/lib/libvirt/images/$vmname.qcow 12 virsh resume rhstorage 13 14 oldmac="
52:54:00
:B4:DF:EB" 15 newmac
84%
High availability clustering on a budget with KVM
30.11.2025
Home
»
Archive
»
2010
»
Issue 0: Active...
»
" domain="kvm-node1"/> 47
48
49
50 51 -->
52
84%
Storage system with OpenSolaris and Comstar
30.11.2025
Home
»
Archive
»
2010
»
Issue 0: Active...
»
initial tests are quite reasonable: 1GB memory, a virtual CPU, about
20
GB of disk space, and a bridged network adapter with an Internet connection will do for now. Sun
x
VM VirtualBox is a good choice
82%
Business continuity for small to medium-sized enterprises
30.11.2025
Home
»
Archive
»
2012
»
Issue 08: FreeNAS
»
. In the test scenario, I defined a backup schedule with the following settings: Schedule: weekly Daily full backup: Monday – Friday
20:00
Daily incremental backup: Monday – Friday 08:
00--18:00
, 30
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