Citel is The VoIP Migration Company™. We develop the world''s most comprehensive portfolio of network-edge products enabling enterprises to realize the cost and productivity benefits of IP telephony.
With Citel''s Portico™ TVA™, existing PBX handsets connect directly to a Session Initiation Protocol (SIP) based on-premise IP PBX or Hosted IP telephony service provider. Citel can help you determine which type of deployment strategy - Hosted or premise-based - is best for you and the needs of your enterprise.
Headquartered in New Delhi, NextStag is a global provider of high quality and cost-effective VoIP based telecommunication solutions. NextStag offers a range of expertise aimed to help his customers, engineer and re-invent their businesses using VoIP, to c
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