Bandwidth ….. bps, Kbps, Mbps, Gbps

Bandwidth ….. bps, Kbps, Mbps, Gbps

While using the internet many of us get confused by the bandwidth figures provided by our Internet Service Provider (ISP).

Following information clears many things that appear before our eyes.

bps: bits per second
Kbps: Kilo bits per second (103)
Mbps: Mega bits per seconds (106)
Gbps: Giga bits per second (109)

Broadband: In India broadband is defined as bandwidth that is 256 Kbps and above. 

Bandwidth figures are tabulated below:

Description Bandwidth
Regular Telephone Not  more than 56 Kbps
Mobile Phone 9.6  Kbps to 14.4 Kbps
ISDN-BRI (Basic Rate Interface) 64  Kbps to 128 Kbps
ISDN-PRI (Primary Rate Interface) Upto 1.544 Mbps(T1) or 2.048(E1)
Satellite 400  Kbps
T1 1.544  Mbps
E1 2.048  Mbps
T2 6.312  Mbps
DSL (Digital Subscriber Line) 512  Kbps to 8 Mbps
E2 8.448  Mbps
Cable Modem 512  Kbps to 53 Mbps
Ethernet 10  Mbps
Fast Ethernet 100  Mbps
E3 34.368  Mbps
T3 / DS3 44.736  Mbps
OC1 (Optical Carrier) 51.84  Mbps
E4 139.264  Mbps
OC3/STM1 155.52  Mbps
E5 566.148  Mbps
OC12/STM4 622.08  Mbps
Gigabit Ethernet 1  Gbps
OC24/STM8 1.244  Gbps
OC-48/STM16 2.488  Gbps
OC192/STM64 10  Gbps
OC-256 13.271  Gbps

Latest technological developments in mobile telephony from 2G, 3G to 4G, have made high speed internet accessible to common man. One can get 3.1 Mbps, 7 Mbps, Upto 21 Mbps bandwidth on their mobile phone using3G. 4G LTE is promising even more.

Hope this basic information is useful…. Keep it handy. Save it somewhere !!!

Information Source: World Wide Web

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