Fix your logon prompt for when you are on the console of your Linux server (Centos 6 runlevel 3 or Centos 7 multi-user.target) so that it displays your current ip address Edit /etc/rc.d/rc.local and add the following lines to the end … Continue reading →
First – install telnet on Centos 7 yum -y install telnet-server Edit the file /usr/lib/systemd/system/telnet.socket The section [Socket] has by default [Socket] ListenStream=23 Change 23 to the desired port number. Then systemctl enable telnet.socket systemctl start telnet.socket Firewalld for Telnet … Continue reading →
You log onto the web interface on Zimbra web interface and you get the following dialog By default Zimbra uses DoSFilter Throttling Mechanism to avoid large number of request over a short period of time. So if the Zimbra server … Continue reading →
I want my numlock to be turned on when I turn on my laptop but my laptop has no option to turn on the numlock in the bios. I installed numlockx from here and installed it with the command yum install … Continue reading →
A quick synopsis on setting up a Cisco ASA and a Centos 6 or 7 system to use SNMP v3 to be monitored by Cacti Cisco ASA en conf t # create a snmp-server group (needed for SNMP v3) # … Continue reading →
I discovered that mod_auth_mysql has been replaced with mod_auth_dbd on Centos 7 and Apache 2.4. The following is a quick reference to setting mod_auth_dbd up <VirtualHost 10.10.10.10:80> # tell DBD you are using mysql DBDriver mysql # how to access … Continue reading →
I have a web site that I need to limit access with a combination if username/password AND ip address running on Apache 2.4 I completed this by putting the following in a configuration file <VirtualHost mystuff.domain.com:80> <Directory /opt/mystuff> Options … Continue reading →
You boot your Centos 7 machine, and half the entries in the list of available kernels has “with debugging” If you are not going to do kernel debugging, why have that sitting around? If you execute the following: awk -F\’ … Continue reading →
Tested on Zimbra 8.7.7 You find the following in the /opt/zimbra/log/freshclam.log ClamAV update process started at Mon May 15 09:27:11 2017 main.cvd is up to date (version: 57, sigs: 4218790, f-level: 60, builder: amishhammer) WARNING: getpatch: Can’t download daily-23387.cdiff from … Continue reading →
# uuidgen ifcfg-eth0 e62680c3-f5f5-4f06-b862-68e00e3b4506
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