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31.10.2025
computers running the Linux distributions CentOS 5 and 6, Debian 5 and 6, Fedora, Gentoo, Mageia, openSUSE, RHEL 5 and 6, Scientific Linux, and Ubuntu 10.04, 11.04, and 12.04. Additionally, it can handle
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/0K /s] [4137 /0 iops] [eta 00m:06s]
In the example, the first job is performing a sequential read, marked as r in square brackets, while Fio hasn't initialized the second job, marked as P
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30.11.2025
, and the books available in the stores right now, are mainly based on the older 1.2.x versions. Much of the content is still applicable, and if you are fairly familiar with the services, you will quickly find your
10%
07.10.2025
) provides a simple and secure way to make public keys for email addresses available over HTTPS. The underlying standard was first implemented in GnuPG version 2.1.12 and has been enabled by default since
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30.11.2025
, to monitoring and controlling complete systems.
Identifying Services
OpenNMS can automatically identify the services you need to monitor. In versions up to 1.8.x, this task is handled by the capabilities daemon
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or incorporated into scripts.
Introduction to Logger
All of the examples in this article are from a rather dated Ubuntu 20.04 system, although logger
works the same way on current distributions. The basic syntax
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: tscherf@TUXGEEK.DE
15 SASL SSF: 56
16 SASL data security layer installed.
17 dn: uid=TScherf,ou=People,dc=tuxgeek, dc=de
18 givenName: Thorsten
19 sn: Scherf
20 loginShell: /bin/bash
21 uidNumber: 9999
22
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installation method – and the only one for which you can buy support from Sangoma – is to install FreePBX on Debian GNU/Linux 12 with a separate script.
However, Sangoma itself only provides DEB packages
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30.11.2025
14
15 v=0
16 o=alice 53655765 2353687637 IN IP4
20.22.24.27
17 s=-
18 t=0 0
19 c=IN IP4 20.22.24.27
20 m=audio 20333 RTP/AVP 0 1 3 99
21 a=rtpmap:0 PCMvU/8000
The RTP port causes the next issue
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is not accessible! ****************" >> dba.log
15 /usr/local/etc/rc.d/002pgsql.sh start
16 sleep 15
17 psql -U monitor -d monitor -c "select * from watch;"
18
19 if [ $? -eq 0 ];
20
21 then
22
