|
OVERVIEW
IP Voice Access enables the connection of Private Branch Exchange (PBX) to the Public Switch Telephone Network (PSTN), both traditional and IP, utilizing dedicated IP/MPLS connections provided by Global Crossing, as well as other carriers’ Internet or IP networks with access links, using Global Crossing’s NGN Network as voice services central support.
In the particular case of linking central IP telephones to the public telephone network, IP Voice Access is part of Global Crossing’s portfolio of SIP trunking solutions that since 2006 offers multiple benefits to business customers in the region, with the highest satisfaction and quality service of the market.
MAIN FEATURES
- Utilizes IP and Internet connections both of Global Crossing* and other carriers’ providing a high degree of flexibility and implementation speed.
- Assures total interoperability and unrestricted access to the public telephone network.
- Broad customized scalability to your company’s or business’ needs.
- PBXs connection support thru standard TDM digital interfaces:
- E1/MFC-R2 according to different national standards **
- ISDN PRI access according to ITU-T Q.931 standard.
- IP-PBXs connection support thru our SIP trunking service, utilizing native IP interfaces ***:
- Ethernet / SIP (according to RFC 3261)
- Number provision supported by number portability ****
- Direct Inbound Dialing facility support and caller ID (CallerID – CLI –CNAM), among others.
- uCommand® support, our Web-based portal for control and query functionalities.
- 24x365 support and customer care service.
* Dedicated Internet Access without specific QoS if not provided by Global Crossing. For more information contact your Global Account Executive.
** According to specific regulations defined by each country’s government authorities. For more details contact your Global Account Manager or visit our contact page.
***
Contact your Global Account Executive to receive an updated list of IP-PBX standardized platforms.
**** In those countries where the numeric portability system has been implemented. Contact your Global Account Executive for more infomration..
ADVANTAGES
- Domestic telephone number in the requested area assuring total compatibility and accessibility to the PSTN.
- Effective bandwidth use.
- Assured service quality and reliability with regards to Global Crossing’s management domain.
- Optimal cost-benefit ratio thru an easily implemented scheme, capable of migrating to dedicated access schemes based on their needs.
- "No-risk" interoperability testing available for customer.
WHO SHOULD BUY?
- Companies that need PSTN connections for outbound and inbound calls with the possibility of assigning extensions of their PBX Direct Inward Dialing numbers (DID) and other services support (e.g.: CallerID).
- Companies with specific needs of connectivity solutions to the PSTN during short periods and without fixed installation costs.
- Companies with sustained geographical mobility levels.
- Internet Service Providers (ISPs).
- Companies that need an alternative connection to the PSTN as a backup to a main provider.
- Organizations that want to assess service before hiring dedicated accesses.
|
