Please note we are using portaone softswitch , sippy softswitch and arrowbilling
If you can run 100+ Huawei USB with any one from above portaone softswitch , sippy softswitch and arrowbilling voip billing it is okay .
if you can not do we need The following:
We are looking for freelancer to install and configure the following:
asterisk 1.8 or newer
Would like to run 100+ Huawei USB sticks as asterisk trunks and now we have models HUAWEI E1672,Huawei K3765,Huawei K4505,Huawei K1550 AND K4605
You should specify which models of Huawei USB sticks to be used (compatible with asterisk)
The USB modems will be connected to USB hubs (each hub for 10 USB sticks)
Freeswitch shall be installed and configured
A2billing shall be installed and configured,
Add Interface admin for send USSD for selected huawei modem trunk.
Custom a2billing trunk can set credit limit usage per trunk.
Codecs g-729 and g-723 shall be installed, because our clients send us calls in codecs g-729 or g-723. Those calls will be connected to GSM network using Huawei USB modems.
Must be able to
Write all received ussd to a file in form of ussdreccurdate()
must keep track of the stick so if i exchange usb ports we must follow the stick, i suggest we create a db with
trunk_name and imei_number
Once you get this project to work, you must do a writeup of all steps.
I also need a module to change the device IMEI number