Asterisk PBX SIP integration with Avaya and siemens PBX

Hi, I am from Pakistan, have 13 years experience with Asterisk and other telephony applications, I can help you regarding this configuration. please contact to start. Regards

over 10 years of unix and unix like sysadmin. featuring Unix: Solaris, Hp-UX, AIX GNU/Linux (Red Hat, Slackware, Debian, ubuntu server,ubuntu cloud) Advanced Power Virtualization on IBM systems HACMP Linux cluster/pa Lisää

Hi,dear. I am very interested in your project - 'Asterisk PBX SIP integration with Avaya and siemens PBX'. I've already done this kind of project before. I'm a professional programmer with 12 years of experience. If yo Lisää

hello i am an expert in voice and sip trunking i have done serval installation and configuration. i am arabic speaker ... let's work on it together...

Hello. I have 10 years of experience working as a level2/NOC technician for a US voip company. I'm experienced on troubleshooting, installing and customizing many SIP systems including softphones, ATAs, Ip-phones and P Lisää

I've done the similar project freepbx integration with Avaya IPO and Avaya CM and i can integrate Siemens PBX as well i've vast experience in Avaya asterisk PBX