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100%
Give your servers the once over with Nmap
31.10.2025
Home
»
Archive
»
2012
»
Issue 11: Cloud...
»
.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
98%
Creating KVM machines with BoxGrinder and VMBuilder
31.10.2025
Home
»
Archive
»
2012
»
Issue 12: NAS S...
»
Service (Amazon S
3
) 19 - ami plugin for Amazon Simple Storage Service (Amazon S
3
) 20 - sftp plugin for SSH File Transfer Protocol 21 - ebs plugin for Elastic Block Storage
22
- local plugin
98%
Netcat – The admin's best friend
31.10.2025
Home
»
Archive
»
2012
»
Issue 12: NAS S...
»
seconds, for example: # nc -p 16000 -w 30 examplehost.tld
22
If firewalling is in place and you need to originate your connection from a specific IP address to open a port, then you can enter: # nc -s 1.2.
3
89%
Managing virtual infrastructures with oVirt 3.1
31.10.2025
Home
»
Archive
»
2012
»
Issue 11: Cloud...
»
.1_release_notes oVirt Installation Guide: http://www.ovirt.org/w/images/
a/a
9
/OVirt-
3
.0-Installation_Guide-en-US.pdf ... Version
3
.1 of the oVirt management platform for virtual infrastructures has recently become available. On Fedora 17, the new release is easy to install and deploy. ... oVirt
3
.1 ... Managing virtual infrastructures with oVirt
3
.1
86%
Comparing 5 to 50TB NAS storage boxes
31.10.2025
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»
Archive
»
2012
»
Issue 12: NAS S...
»
(
3
or 6Gbps) with up to 4TB capacity. Typically, you can deploy
2.5
- or
3
.5-inch formats; of the devices we tested, only Buffalo and Netgear did not bother providing drill holes for smaller disks
83%
Creating and evaluating kernel crash dumps
31.10.2025
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»
Archive
»
2012
»
Issue 11: Cloud...
»
kernel sles:~ # grep crash /proc/cmdline root=/dev/disk/by-uuid/10
a
83ffe-5
a
9
f-48
a
2-b8cb-551
c
2cc6b42d resume=/dev/sda
3
splash=silent text showopts crashkernel=128 sles:~ # /etc/init.d/boot.kdump status
81%
Practical SELinux
31.10.2025
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»
Archive
»
2012
»
Issue 11: Cloud...
»
is preventing /usr/bin/xchat from name_connect access on the tcp_socket. For complete SELinux messages run sealert -l482
a
1457-4fdc-4d8
c
-91d0-d5ddf4b23891 My Own Rules When I call sealert, the tool tells me
80%
Dynamic routing in Linux with Quagga
31.10.2025
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»
Archive
»
2012
»
Issue 12: NAS S...
»
password 8 ZDF339
a
.20
a
3
E 05 log file /var/log/quagga/zebra.log 06 service password-encryption 07 ! 08 interface eth0 09 multicast 10 ipv6 nd suppress-ra 11 ! 12 interface eth1 13 ip address 10
79%
openlava – Hot resource manager
31.10.2025
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»
Archive
»
2012
»
Issue 12: NAS S...
»
.cluster.openlava #----------------------------------------------------------------------- # T H I S I S A O
N
E P E R
C
L U S T E R F I L E # # This is a sample cluster definition file. There is a cluster # definition file for each cluster. This file's name should be # lsf
78%
A Btrfs field test and workshop
31.10.2025
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»
Archive
»
2012
»
Issue 11: Cloud...
»
. Enterprise-Level Features Btrfs is a copy-on-write (COW) filesystem. Whereas a filesystem like ext
3
logs block changes in a journal, Btrfs always writes changes to a block at a new location on the disk
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