Call Relay is a wise way of VoIP switched connection
amongst various IP networks. Call Relay makes sure that the organization of the
single central VoIP portal between IP networks, thus, makes sure that achieving
VoIP connections through the segments of IP networks will not be an issue.
Opto Network Private Limited is an Internet Telephony Service Provider in India. Head office is in Noida, India, Band having branches in Bangalore and Mumbai.