Linux System Administration - RHEL, Centos, Debian and Ubuntu
IP Telephony, IP-PBX, Predictive Dialer - Asterisk IP PBX
Skills include deploying, migrating and managing medium to large-scale Servers and desktop environments, designing and implementing system tools and automating operational tasks. Computer Telephony Integration, VoIP, Asterisk, Asterisk,Trixbox, FreePBX and VICIdial Predictive Dialer and Enterprise Call center Solutions/Dialers.
Excellent analytical abilities.
Thorough knowledge of MySQL, Linux, Asterisk, Vicidial, number systems, application servers (Tomcat / SSL), telecom scripting tools, TCP/IP addressing, SIP trunking, Centos
Good understanding and experience in telecom technologies such as ISDN, VoIP (SIP / H.323).
Experience in configuring telephony hardware including Dialogic, Digium, Synway.
Connecting Asterisk to a VoIP provider.
Configuring and manipulating CDR (Call Detail Records) as well as CEL (Channel Event Logging)
Call queues and ACD with Asterisk.
Call routing using DUNDi.
Using AMI (Asterisk Manager Interface) to control Asterisk from an external program.
Using AGI (Asterisk Gateway Interface) to execute external scripts and connect Asterisk to external APIs.
Troubleshooting Asterisk system.
Effective use of Asterisk features, such as call parking, audio conferencing, and DTMF feature codes.
Call monitoring and recording;
Theory of Analog telephony, and how to connect Asterisk to the PSTN.
Digital telephony using T1s and E1s.
SIP and IAX protocols.
Asterisk and Linux Security to maintain a secure system.