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93%
Managing virtual machines
30.11.2025
Home
»
Archive
»
2012
»
Issue 09: Windo...
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"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
93%
Reading and understanding database execution plans
31.10.2025
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Archive
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2012
»
Issue 12: NAS S...
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s 04 4> JOIN employees e ON (s.employee_id = e.employee_id) 05 5> WHERE s.sale_date > trunc(sysdate) - INTERVAL '6' MONTH 06 6> AND s.eur_value >= 10; 07 Explained. 08
09
SQL> select * from table
93%
OpenVPN with e-tokens in large-scale environments
30.11.2025
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2011
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Issue 5: Pen Te...
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depends on the liblzo
2-2
, libpkcs11-helper1, openssl-blacklist, and openvpn-blacklist packages. The next step is to set up your own Public Key Infrastructure (PKI). OpenVPN provides a software tool
92%
Develop a simple scanning application with the NAPS2 SDK
27.05.2025
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2025
»
Issue 87: Light...
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; 05 06 public class HelloWorldSample 07 { 08 static async Task Main(string [] args)
09
{ 10 await HelloWorldSample.Run(); 11 } 12 13 public static async Task Run() 14 { 15 using var scanning
92%
An IT nomad's daily diary
30.11.2025
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2011
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Issue 6: Perfor...
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("http://spacewalk.tuxgeek.de/cobbler_api") 06 token = conn.login(user, password) 07 08 cblr_systems = '/root/cobbler.csv'
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10 if os.access(cblr_systems, os.F_OK): 11 print "Reading system configuration file %s" % cblr_systems 12
92%
Single sign-on with SSSD, LDAP, and Kerberos
30.11.2025
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2010
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Issue 2: Backup...
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for tscherf@TUXGEEK.DE: 03 04 # klist -5 05 Ticket cache: FILE:/tmp/krb5cc_500 06 Default principal: tscherf@TUXGEEK.DE 07 08 Valid starting Expires Service principal
09
08/06/10 15:41:50 08
92%
The fail2ban intrusion prevention framework
30.11.2025
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2012
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Issue 10: Traff...
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in the directory structure is clear once you've installed it. Script Kiddies and Port
22
As I mentioned, the most popular usage of fail2ban is stopping probes that try every username ever conceived by mankind
92%
Touring the top Knoppix debugging and rescue tools
30.11.2025
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2010
»
Issue 0: Active...
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: 1386145 0 IO-APIC-edge pata_sch 07 15: 0 0 IO-APIC-edge pata_sch 08 16: 9 0 IO-APIC-fasteoi pciehp
09
17: 3398067 0 IO
92%
Debugging the Linux kernel with the Qemu emulator
30.11.2025
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2012
»
Issue 07: Xen v...
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08 default:
09
$(MAKE) -C $(KDIR) M=$(PWD) modules 10 endif 11 12 clean: 13 rm -rf *.ko *.o *.mod.c *.mod.o modules.order 14 rm -rf Module.symvers .*.cmd .tmp
92%
Container and hardware e-virtualization under one roof
30.11.2025
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2010
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Issue 2: Backup...
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.5-23 05 pve-kernel-2.6.24-11-pve: 2.6.24-23 06 qemu-server: 1.1-16 07 pve-firmware: 1.0-5 08 libpve-storage-perl: 1.0-13
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vncterm: 0.9-2 10 vzctl: 3.0.23-1pve11 11 vzdump: 1.2-5 12 vzprocps: 2.0.11-1dso2
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