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We are looking for a candidate/organization that will build a new VoIP infrastructure to replace our existing VoIP infrastructure.
The final solution will need to be scalable, reliable, secure with the ability add additional functionality with minimal impact.
The connection to the PSTN infrastructure will be provided by multiple providers. This providers will be IP based, telcos (PRIs), google voice, skype or peers with other VoIP providers.
Most clientele will be connecting via DSL circuits or point to point QoS enabled wireless infrastructure (IP Phones, ATAs and softphones). Few will be connecting via the Internet via Softphones from around the world through potentially terrible IP providers or cell phone networks. Some clients will be connecting via a single "PBX" or the multi-site-client will require a "PBX" located at each site to be connected through the core VoIP infrastructure.
Codecs are to be the industry standard plus the potential for SILK.
The VoIP infrastructu...
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