Managed IP routing services for L2 overlay IP virtual...

Management and control of call center and office telephony...

Management and control of call center and office telephony...

Managing packet voice networks using a virtual switch approach

Managing packet-based telephony

Mapping between TDM channels and packets

Mass multimedia messaging

Master controller for a flexible switching system

Matrix switch

Mechanism for conducting in-band communications between...

Mechanism to guarantee quality of service to real-time...

Mechanisms to extend UMA or GAN to inter-work with UMTS core...

Media communication system, and terminal apparatus and...

Media route optimization in network communications

Media terminal adapter-cellular transceiver (MTA-CT)

Merged telephone and data network

Merging the functions of switching and cross connect in telecomm

Message conversion server and IP telephone

Message signalling in a synchronous transmission apparatus

Message transfer part level three alias point codes