Cisco BPX 8650, Installation And Configuration Manual

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Glossary
GL-4
Cisco BPX 8600 Series Installation and Configuration
Release 9.3.30, Part Number 78-12907-01 Rev. E0, May 2005
bipolar with eight
zero suppression
See B8ZS.
BDA
Bframe destination address.
The address of the slot.port.channel for which the Bframe is destined. This address is part of the Bframe
header and is only used across the switch fabric locally in the node.
Bframe
The BPX frame is the 64-byte format for messages used to encapsulate ATM cells which are sent across
the switch fabric.
Bframe destination
address
See BDA.
bipolar violations
Presence or absence of extra “1” bits on a T1 transmission facility caused by interference or a failing
line repeater. These extra or missing bits interrupts one of the rules for bipolar pairs of a digital
transmission line.
BISDN
broadband ISDN.
ITU-T communication standards designed to handle high-bandwidth applications. Compare with
ISDN.
BNI
BPX Network Interface Card.
The front card used to network BPX switches together and to connect to AXIS and IGX nodes
configured as shelves. Supports T-3, E-3, and OC3 trunks carrying ATM cells.
broadband
controller card
See BCC.
broadband ISDN
See BISDN.
broadband switch
module
See BXM.
BPX-LSR
An ATM label switch router consisting of a label switch controller (series 7200 or 7500 router) and a
label controlled switch (BPX switch).
BPX Network
Interface Card
See BNI.
BPX Switch
The Cisco Broadband Packet Exchange (BPX): A high-speed broadband, high-capacity ATM cell relay
network switch from for private and public networks, with trunk and CPU hot standby redundancy.
BRI
basic rate interface.
ISDN interface composed of two B channels and one D channel for circuit-switched communication of
voice, video, and data. Compare with PRI.
bundled
connections
Frame relay connections grouping a number of ports into one permanent virtual circuit.