Citel is a provider of unique Voice over Internet Protocol solutions. Citel''s Portico TVA (Telephone VoIP Adapter) enables companies to migrate to IP telephony by leveraging their existing wiring infrastructure, reducing the cost and time involved in the
Citel supports most leading PBX platforms and more than 100 handset types. For complex deployments, most EXTender models can utilize local T1 or FXO circuits to support local dial tone for local-presence and survivability.
EXTenders are available in several configurations ranging from one to 24 ports and are stackable, supporting single remote workers, large branch offices, and everything in between.
ATTelecom is a leading worldwide wholesale carrier of International VoIP (voice calls over the Internet) traffic termination, CallBack service and Prepaid Calling Cards. We are the carrier of choice to many businesses around the world who seek high qualitRead more