Details: supply, installation, testing & commissioning of voip ready epabx with initially equipped with 288 analog extensions port, expandable upto 512 ports analog user with caller id on all extensions without any add-on cpu or chassis/hardware platform, pri support, including required no. of hardware and software for providing 100% non blocking, unified communication complied, q-sig complied, built in lcr, dect complies. the system should have voip and vms at its core i.e. voip and vms modules should be mountable on the cpu,varied types of open sip terminals such as ip phone, sip softphone, mobile sip client and uc client shall be supported. routing of calls to only permissible legal networks (logical partitioning), gsm trunk connectivity, the system shall have multiple port interfaces such as analog extension lines, digital key phone, gsm/3g/4g for voice, t1e1 pri, radio, co, voip trunk and e&m. all interfaces except voip and vms shall be in the form of expansion cards and can be
Sector: Urban Authority