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hi,Information BSNL Broadband
BSNL has commissioned a world class, multi-gigabit, multi-protocol, convergent IP infrastructure through National Internet Backbone-II (NIB-II), that provides triple play services through the same backbone and broadband access network. The Broadband service is available on DSL technology (on the same copper cable that is used for connecting telephone) in a large number of cities/towns on country-wide basis.

In terms of infrastructure for broadband services NIB-II has put India at par with more advanced nations. The services that are supported includes: always-on broadband access to the Internet for residential and business customers, Content based services, Video multicasting, Video-on-demand and Interactive gaming, Audio and Video conferencing, IP Telephony, Distance learning, Messaging: plain and feature rich, Multi-site MPLS VPNs with Quality of Service (QoS) guarantees. The subscribe will be able to access the above services through Subscriber Service Selection System (SSSS) portal.
 
 
 Key Objectives
  To provide high speed Internet connectivity (upto 8 Mbps)

To provide Virtual Private Network (VPN) service to the broadband customers

To provide dial VPN service to MPLS VPN customers.

To provide multicast video services, video-on-demand, etc. through the Broadband Remote Access Server (BRAS).

To provide a means to bill for the aforesaid services by either time-based or volume-based billing. It shall provide the customer with the option to select the services through web server

To provide both pre-paid and post paid broadband services
 
 Technical Capability of the Backbone
  The Broadband Service is given through the state of the art Multi Protocol Label Switching (MPLS) based IP Infrastructure, which is designed to provide reliable routes to cover all possible destinations within and outside the country. Layer-1 of the network consists of a high speed Backbone comprising of 24 powerful Core Routers connected with high speed 2.5 Gbps(STM-16) links. The routers are located on the national DWDM network interfacing at STM-16 optical level to provide for high transmission speeds. Layer-2 of the network consists of approx. 100 routers through which the customers access services like MPLS/VPN, content etc.