Asterisk PBX, Asterisk Billing (A2Billing), VOIP, Linux OS, Servers. OpenSER, SER, FreeRadius, Mediaproxy, Asterisk Billing (A2Billing), Radius Billing,VOIP, Linux OS, Servers.
Asterisk installation.configuration,Customization, configuration of linux systems & servers,VOIP ,Gatekeepers, Predictive Dialer,Small, Medium, Large Scale deployments of Asterisk, SER,SIPX,Asterisk@home, Trixbox, FreePBX, Dialplan programming,Radius billing,
AGI, perl scripting,Asterisk + A2 Billing, Asterisk + CRM,Asterisk + vicidial, Calling Cards,Elastix, gnu dialer,Fax solutions, Fax & Voice broadcasting solutions,Call conferencing solutions, IVR solutions & Support for digium Hardware,Sangoma E1/PRI/ FXO Digital , analog Telephony Cards,grandstream.
The great Tang Dynasty is one of the most splendid period in Chinese history.Datang Telecom Technology and Industry Group,with headquarter located in Beijing(capital of china),services nation wide,and is ambitious for whole world at the same time.It is de
Read more