In the past, the growing pains of voice over Internet protocol (VoIP) centered on voice quality. However, VoIP solutions are now attractive alternatives to conventional analog voice and the public switched telephone network (PSTN). As real-world VoIP rollouts continue, however, new sets of challenges are emerging; in particular, businesses are encountering unanticipated problems as they deploy VoIP to remote locations.
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voice services. The local SIP Proxy Headquarters embedded in the Tenor S provides survivability of the voice network. Connectivity for intra-office calls, inter-office calls, local calls, and 911 are maintained even in the event of an IP failure. Analog support Quintum switches can be readily configured to provide as many analog ports as required to support legacy communications devices - including fax machines, non-IP phones, and the various types of modem-enabled systems in common use today. The