CallTower United States
CallTower`s hosted IP telephony services offering encompasses calling and connectivity; next-generation unified messaging; advanced applications; network services; and software, hardware and management services.
CallTower is a hosted service provider that offers businesses an enterprise class, feature-rich, comprehensive communications solution.CallTower`s hosted IP telephony services offering encompasses calling and connectivity; next-generation unified messaging; advanced applications; network services; and software, hardware and management services.All of the required equipment - including desktop IP phones, conference phones, receptionist consoles, routers and switches - is included in the monthly, per-user pricing. CallTower customers are able to enjoy the benefits of enterprise-grade communications while eliminating the need to maintain dedicated IT staff to manage corporate infrastructure.CallTower is the only hosted IP telephony services company that is built upon Cisco core intelligence, the Cisco CallManager enabling CallTower to provide the same quality, reliability, and functionality that Cisco delivers to the world`s largest companies.
CallTower
5 Thomas Mellon Circle
San Francisco
CA ,94134
United States
Phone: +1 415-869-8979
Site: http://www.calltower.com
Contact Person
Harris Loeser / Channel Development
Phone: +1 415-869-8979
- Hosted VoIP billing service provider
- Voip Termination ISP
- Network Service Provider
- Hardware
- Phone To Phone
- Phone To PC
- Fax To Fax
- PC to Phone
- IP devices
- Data Conferencing
- Termination
- Call Routing VoIP Solutions
- Installation and Support Services
- Cisco Systems
- another
Obviously SIP is considerably better than H.323 and complies with the understanding of IP-telephony as a global mass IP-service, and it should be implicitly considered right this way. And as SIP is able to serve not only telephony but also any communications at all in the real time over the IP-protocol; obviously it should become a base for other IP-services not yet existing but will appear in the future, as well.
Infotel
Aurora Communications, Ltd. - is an international telecommunication operator. The Holding is founded in 1999 and now includes the following companies: Aurora Communications UK, Aurora Communications USA, Infotel Data Communications and TASS-INFO (joint ve
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