How to install Issabel on Centos 7

How to install Issabel on Centos 7

If you would like to install Issabel IP PBX on Cloud VPS . then  you have to choose Centos 7 64 bit while ordering VPS.

then run the following commands.

yum update
yum -y install wget
wget -O - http://repo.issabel.org/issabel4-netinstall.sh | bash

 

Source information :- https://forum.issabel.org/d/1145-install-in-a-vps

How to configure Cisco Phone 7975g with Asterisk

How to configure Cisco Phone 7975g with Asterisk

To work with asterisk Cisco Phone 7975g must be upgraded with SCCP to SIP firmware

Follow my old post 

1-  Download SIP Firmware for Cisco Phone 7975g

2- Configure TFTP server and upload SIP firmware

3- Boot Cisco Phone with SIP firmware after upgrade

4- configure SEP_MACaddress.cnf.xml file

5- Reboot the Cisco Phone . Continue reading How to configure Cisco Phone 7975g with Asterisk

vicibox 10 time synchronization problem with your system

vicibox 10 time synchronization problem with your system

If you PHP time and DB time is matching and not syncing with system time

and its showing red line

If DB time is wrong it means that /usr/share/astguiclient/AST_update.pl script does not update DB value. Try to launch it manually and check for output.

If it throws error:

pattern match timed-out at /usr/share/astguiclient/AST_update.pl line 470

 

 

 

 

 

 

 

Continue reading vicibox 10 time synchronization problem with your system

Peer cert cannot be verified or peer cert invalid

Peer cert cannot be verified or peer cert invalid while using yum

If you are getting above error then perform the following to resolve the yum error.

1- check and correct the date and time of the server.

2- Check /etc/hosts file for any false DNS resolutions of servers.

3-Disable SSL verification by adding    sslverify=false in /etc/yum.conf

4- Check repo file is using http or https and verify url.

How to access data after booting with Sysrcd rescue system

How to access data after booting with Sysrcd rescue system

If you have servers in cloud or rented server on data center . some time its currepted or you need to get databack or edit and currect files.

you are booting with Sysrcd rescue system

sysrcd

 

 

 

 

 

After booting get ssh access and login

create a folder to mount your data or partition

mkdir  /backup

Continue reading How to access data after booting with Sysrcd rescue system

Jio SIP Trunk Plan and Tarrif

Jio SIP Trunk is an IP-based voice service that allows you to make and receive calls through an IP PBX on a single channel with a scale from 10 to 5000 simultaneous calls. Jio SIP Trunk allows you to assign a unique number to each station with the ability to send and receive voice calls. It is a cost-effective and flexible alternative to traditional ISDN PRIs. This scalable solution allows you to quickly and easily upgrade or reduce the number of voice channels as needed. It is easy to integrate and manage because it works over IP. Jio SIP Trunk provides a solution for both incoming and outgoing calls, including telemarketing channels and an ISD facility.

For more information visit Jio website https://www.jio.com/business/jio-sip-trunk