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Cisco MGX 8230 Edge Concentrator Installation and Configuration
Release 1.1.31, Part Number 78-11215-03 Rev. B0, May 2001
GLOSSARY
A
ABR
Available Bit Rate is a Class of Service defined for ATM connections by the ATM Forum.
Devices using ABR are guaranteed no more than a certain rate of throughput. This rate
dynamically changes and the current value is relayed to the sending device by way of Resource
Management (RM) cells.
B
BCC
The switch control card in the BPX is the Broadband Control Card, which has a 68040
processor.
BPX switch
The Broadband Packet Exchange (BPX) is Cisco’s high-end ATM switch developed for the
service provider market. The BPX 8600 series switch is a carrier-quality switch, with trunk and
CPU hot-standby redundancy.
BXM
The Broadband Switch Module (BXM) cards are ATM port cards for the BPX switch that use
the Monarch chip set.
C
Cell bus
The cell bus in the MGX 8230 is the way that the service modules exchange data with the
switching fabric on the PXM.
CiscoView
GUI-based device-management software application that provides dynamic status, statistics,
and comprehensive configuration information for Cisco internetworking products, such as the
MGX 8230, or IGX switch or BPX switch.
Cisco WAN Manager
The Cisco WAN Manager (CWM) is the network management application for the Cisco wide
area switches, such as the BPX switch or the IGX switch. CWM was previously known as
StrataView Plus.
Class of Service (CoS)
Buffer
A buffer or queue which serves connections with similar QoS requirements.
Class of Service (CoS)
Buffer Descriptor Template
A component of a Service Class Template that contains Class of Service Buffer configurations
indexed by CosB number. Note: A Qbin is a platform-specific (BXM in this case) instance of
the more general Class of Service Buffer (or CosB).