Specifications

CHAPTER
27-1
Cisco BPX 8600 Series Installation and Configuration
Release 9.3.0, Part Number 78-10674-01 Rev. D0, July 2001
27
Configuring BME Multicasting
This chapter presents an overview of multicasting, a description of the BME card used on the BPX
switch for multicasting for PVCs, and configuration instructions:
• Introduction
• BME Operation
• Hot Standby Backup
• Configuration
Introduction
The BME provides multicast services in the BPX switch. It is used in conjunction with a two-port
OC-12 backcard.
Multicasting point-to-multipoint services meets the demands of those requiring virtual circuit
replication of data (Frame Relay and ATM) performed within the network. Some examples of functions
benefiting from multicasting are:
• Retail—point-of-sale updates
• Router topology updates
• Desktop multimedia
• Video conferencing
• Video distribution, for example, IP multicast video networks to the desktop
• Remote learning
• Medical imaging
BME Standards are:
• UNI 3.1 Multicast Server
• UNI 4.0 Leaf Initiated Joins and related standards
Multicasting point-to-multipoint connections benefits include:
• Decreased delay in receiving data
• Near simultaneous reception of data by all leaves