Bandwith Links Speed E1 , STM , OC, DS

Bandwdith E1 links
E1 = 2 Mb/s
E2 = 8Mb/s
E3 = 34Mb/s
E4 = 140Mb/s
E5 = 565Mb/s

Bandwidth STM links

STM-1 = 155Mb/s
STM-4 = 622Mb/s
STM-16 = 2.5Gb/s
STM-64 = 10 Gb/s

Bandwidth OC Links
OC-1 = 51Mbps
OC-3 = 155Mbps
OC-12 = 600 Mbps
OC-48 = 2.4 Gbps
OC-96 = 9.6 Gbps
OC-768 = 40 Gbps


 Type                                         Rate                               Additional info


ISDN:

 

BRI                                        128Kbps                    ISDN 2 64KB+1 16KD

PRI                                        1.480Mbps                 ISDN 23B+1D (all 64K) ~ T1     Type                                      Rate                                    Additional info

XDSL:

 

ADSL                             640+Kbps up/             Asymmetric Digital SubscriberLine        

                                       1.544+Mbps down      Nonmatching send/receive transmission rates

HDSL                            784+Kbps                    Typically matching send/receive rates, can                     reach  T1 speeds

SDSL                             768Kbps                     Single Line Digital Subscriber Line aka HDSL2

VDSL                            19.2Mbps up/              Very high rate Digital Subscriber Line

                                      51.84Mbps down

IDSL                             128Kbps                      Effectively ISDN over low quality non-CAT5 copper
                                                                          with no voice capabilities
RADSL                         ADSL                          Rate Adaptive Digital Subscriber Line
                                                                         ADSL that automatically adapts rates depending on
                                                                         transmission medium quality 

Type                               Rate                                            Additional info


  T Carrier:
T1                        1.544Mbps                         24 DS0 channels, equivalent to 1 DS1
T1C                     3.152Mbps                         48 channels
T2                        6.312Mbps                          96 channels
T3                        44.736Mbps                       672 channels
T4                        274.176Mbs                        4032 channels
E1                        2.048Mbps                         30 64Kbps channels + 2 64Kbps D, aka European T1 
    Digital Signal Links

DS0                64Kbps                1 channel, same rate in NA, Japan, and Europe
DS1               1.544Mbps           24 channels (T
DS1C             3.152Mbps          48 channels (T1C)
DS2               6.312Mbps          96 channels (T2)
DS3              44.736Mbps         672 channels (T3)
DS4              274.176Mbps       4032 channels (T4) 
    Optical Carrier:
OC-1          51.48Mbps            Optical Carrier SONET - All OC-n are 51.48*n Mbps
OC-3          155.52Mbps          Optical Carrier SONET
OC-12        622.08Mbps          Optical Carrier SONET
OC-48         2.4Gbps                Optical Carrier SONET
OC-192       9.6Gbps                Optical Carrier SONET
OC-256      13.1Gbps               Optical Carrier SONET
OC-768      40Gbps                  Optical Carrier SONET

Connection                  Speed


56 K                        56,000 bps
128 K                     128,000 bps
256 K                     256,000 bps
512 K                     512,000 bps
768 K                     768,000 bps
T1, DS-1                   1.544 Mbps
T3, DS-3                   44.736 Mbps
OC-3                        155.520 Mbps
OC-12                      622.080 Mbps
OC-48                       2.488 Gbps
OC-192                       10 Gbps