3Com 3C13886 Installation Guide - Page 143
Table 4-19, Attribute, ROUTER 1-PORT E3 ATM FIC, Description
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3Com Router Module Guide Chapter 4 Table 4-19 Interface attributes of the 8.8 ROUTER 1-PORT E3 ATM FIC Attribute 8.8 ROUTER 1-PORT E3 ATM FIC Connector SMB Number of connectors 2 Interface standard G.703, G.751, G.832, G.823 Interface rate 34.368 Mbps Interface cable E3/T3 cable (75-ohm coaxial cables) Supported services ATM traffic CBR (constant bit rate), rt_VBR (variable bit rate-real time), nrt_VBR (variable bit rate-non real time), UBR (unspecified bit rate) 4.8.3 Panel and Interface LEDs The following figure illustrates the 8.8 ROUTER 1-PORT E3 ATM FIC panel: Figure 4-33 8.8 ROUTER 1-PORT E3 ATM FIC panel The following table describes the LEDs on the 8.8 ROUTER 1-PORT E3 ATM FIC panel. Table 4-20 LEDs on the 8.8 ROUTER 1-PORT E3 ATM FIC panel LED Description LINK OFF means no link is present; ON means a link is present. OFF means no data is being transmitted or received; blinking means data is ACT being received or/and transmitted. 4.8.4 Interface Cable The interface that the 8.8 ROUTER 1-PORT E3 ATM FIC provides uses two SMB sockets for data transmitting and receiving respectively. The ports adopt the 75-ohm unbalanced transmission mode and are connected to the peer device using a pair of 75-ohm unbalanced coaxial cables. Several cable length options are available. 4-34