Uncategorized

ZIMBRA MAIL SERVER CONFIGURATION

by

Change your system host-name mail.linuxsolutions.org.in vi /etc/hosts 192.168.1.14 mail.linuxsolutions.org.in save&exit vi /etc/sysconfig/network mail.linuxsolutions.org.in save&exit ======================================================================================================= yum install bind bind-chroot caching-nameserver bind-utils ======================================================================================================= ======================CONFIGURE DNS=============================== cp /etc/named.rfc1912.zones /etc/named.conf vim /etc/named.conf // named.rfc1914.zones: // // Provided by Red Hat caching-nameserver package // // ISC BIND named zone configuration for zones recommended by // RFC 1912 section 4.1 … Read more

Tech Plays vital Role in Business

by

Technology Plays Big Role in Small Business An important, but often overlooked, role many small business owners play is chief technology officer. And that’s no small role, a new survey from the National Small Business Association (NSBA) shows. Despite the many challenges posed by keeping up with the rapid pace of change in technology , … Read more

Voice Broadcasting

by

What is Voice Broadcasting Voice broadcasting is a mass communication technique, begun in the 1990s, that broadcasts telephone messages to hundreds or thousands of call recipients at once. This technology has both commercial and community applications. Voice broadcast users can contact targets (whether they be members, subscribers, constituents, employees, or customers) almost immediately. When used … Read more

shell script to get yesterday’s date into a variable

by

a shell script which does the following to store the current day’s date in a variable ‘dt’: date “+%a %d/%m/%Y” | read dt echo ${dt} How would i go about getting yesterdays date into a variable?

Asterisk CDR in MySQL

by

Create Database mysql -u root -p CREATE DATABASE asterisk; GRANT INSERT ON asterisk.* TO asterisk@localhost IDENTIFIED BY ’yourpassword’; USE asterisk; CREATE TABLE `cdr` ( `calldate` datetime NOT NULL default ’0000-00-00 00:00:00′, `clid` varchar(80) NOT NULL default ”, `src` varchar(80) NOT NULL default ”, `dst` varchar(80) NOT NULL default ”, `dcontext` varchar(80) NOT NULL default ”, `channel` varchar(80) NOT NULL default ”, `dstchannel` varchar(80) NOT NULL default ”, `lastapp` varchar(80) NOT NULL default ”, `lastdata` varchar(80) NOT NULL default ”, `duration` int(11) NOT NULL default ’0′, `billsec` int(11) NOT NULL default ’0′, `disposition` varchar(45) NOT NULL default ”, `amaflags` int(11) NOT NULL default ’0′, `accountcode` varchar(20) NOT NULL default ”, `userfield` varchar(255) NOT NULL default ” ); ALTER TABLE `cdr` ADD `uniqueid` VARCHAR(32) NOT NULL default ”; ALTER TABLE `cdr` ADD INDEX ( `calldate` ); ALTER TABLE `cdr` ADD INDEX ( `dst` ); ALTER TABLE `cdr` ADD INDEX ( `accountcode` ); Configure Asterisk CDR Mysql vim /etc/asterisk/cdr.conf [general] enabled=yes vim /etc/asterisk/cdr_mysql.conf [global] hostname=localhost dbname=asterisk table=cdr password=”yourpassword” user=asterisk port=3306 ;sock=/tmp/mysql.sock ;userfield=1 vim /etc/asterisk/modules.conf load … Read more

Smart ring could give early alert for Covid-19 symptoms

by

Temperature data collected from a wearable device can be reliably used to detect the onset of a fever – a key symptom of Covid-19 – before the wearer feels it, according to a study from the University of California-San Diego.  The University of California researchers worked with MIT’s Lincoln Lab to assess the effectiveness of … Read more