Interfaces To Atm - 3Com CoreBuilder 9000 User Manual

30 C 1: O
HAPTER VERVIEW
Module Status LED

Interfaces to ATM

Figure 1 shows the front panel of the ATM Switch Fabric Module. Note
that, in the figure, the Module is shown on its side; in the 16-slot chassis
you install it vertically with the LEDs on top.
Figure 1 ATM Switch Fabric Module Front Panel
LAN PC Card Slots
RS-232 Console Port
The Module Status LED indicates the ATM Switch Fabric Module's status.
The dual PCMCIA slots have two indicator LEDs (one for each slot), and
the RS-232 console port has one indicator LED.
The CoreBuilder 9000 ATM Enterprise Switch provides wire-speed
interfaces for ATM OC-3c/STM-1, ATM OC-12c/STM-4, and
ATM 155 Mbps-over-UTP5 daughter cards, which are listed in Table 4.
Table 4 ATM Interfaces
Module Type
1
OC-3c MMF
OC-3c SMF 2
1
OC-3c/STM-1 MM
2
OC-3c/STM-1 SM
OC-12c/STM-4 MM
OC12c/STM-4 SM IR
155 Mbps-over-UTP5
1 MM = multimode fiber
2 SM = Single Mode Intermediate
These cell-based daughter cards are designed to be installed into ATM
Interface Modules that are inserted into CoreBuilder 9000 chassis slots.
Each ATM Interface Module can accommodate two of the following
daughter cards in any combination: OC-3c/STM-1, OC-12c/STM-4, and
155 Mbps-over-UTP5. The OC-3c/STM-1 and OC-12c/STM-4 daughter
cards are available in single-mode or multi-mode. An OC-3c/STM-1 card
is available with three single-mode ports and one multi-mode port.
No. of Ports Rate (Mbps)
4 155
4 155
4 155
4 155
1 622
1 622
4 155