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Article (Print)
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91%
A swap space primer
30.11.2025
Home
»
Archive
»
2012
»
Issue 09: Windo...
»
Size Used Priority 03 /dev/sda5 partition 4085756 52864 -1 The most common configuration is a dedicated swap partition (type
0
x
82), but you can use swap files hosted in a general
90%
Creating an SFTP jail
30.11.2025
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Archive
»
2011
»
Issue 3: Are yo...
»
_config 03 bash#> vi sshd_config 04 AllowTcpForwarding no
05
ClientAliveCountMax 3 06 ClientAliveInterval
0
07 Compression delayed 08 LoginGraceTime 60s 09 LogLevel DEBUG3 10 MaxAuthTries 2
90%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
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Archive
»
2010
»
Issue 1: System...
»
-host-alive' command definition 09 define command{ 10 command_name check-host-alive 11 command_line $USER1$/check_ping -H $HOSTADDRESS$ -w 3000.
0
,80% -c 5000.
0,100
% -p 12 5 13
89%
The System Security Services Daemon
30.11.2025
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2012
»
Issue 09: Windo...
»
they are allowed to make another login attempt. If this option is set to
0
, login is simply impossible as long as the back-end server remains unavailable. A problem occurs with this approach if, say, the sudo rules
89%
OpenVPN with e-tokens in large-scale environments
30.11.2025
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2011
»
Issue 5: Pen Te...
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version [9]. Listing 3 /etc/openvpn/ccd/John_Doe 01 # John Doe 02 ifconfig-push 192.168.1.3 255.255.255.
0
03 push "topology subnet" 04 push "redirect-gateway"
05
push "dhcp-option DNS 192
88%
Managing virtual machines
30.11.2025
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2012
»
Issue 09: Windo...
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end (Figure 2). Listing 3 update-dns 01 #!/usr/bin/perl 02 03 use DBI; 04
05
$db_user = "powerdns"; 06 $db_passwd = "powerpass"; 07 08 $hostname = $ARGV[
0
] . ".my.org"; 09 $ip = $ARGV[1
88%
Julia: A new language for technical computing
30.11.2025
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2012
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Issue 10: Traff...
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.33 164.69
0
.75 rand_mat_stat 3.37 39.34 11.64 54.54 22.07 8.12 rand_mat_mul
1.00
1.18
0
.70 1.65 8
88%
Targeted defense against brute force attacks
30.11.2025
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2011
»
Issue 3: Are yo...
»
.101 03 192.168.
0
.102 04 # The LAN in the Development dept.:
05
192.168.
0
/24 06 # Our branch offices: 07 08 branch1.example.com 09 branch2.example.com Assuming the file is called whitelist.txt, you
87%
Script utilities in depth: grep, awk, and sed
30.11.2025
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2011
»
Issue 4: Secure...
»
:
x
=1 while [ $
x
-gt
0
]; do sleep $waittime
x
=`ps aux | grep -c gauss` done /apps/bin/gauss $1 & The script begins by setting the variable
x
to 1. Next, a while loop continues until
x
becomes
0
86%
Virtualization via Zones
30.11.2025
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2010
»
Issue 0: Active...
»
using? 07 1) ANSI Standard CRT 08 2) DEC VT
100
09 3) PC Console 10 4) Sun Command Tool 11 5) Sun Workstation 12 6)
X
Terminal Emulator (xterms) 13 7) Other 14 Type the number of your choice ...
0
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