Nortel business policy switch 2000, Руководство пользователя

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Using the Business Policy Switch 2000 Version 2.0
The Business Policy Switch 2000 uses DiffServ to manage network traffic and
resources. The information that is required to support DiffServ and multi-field
classification is transferred using the Common Open Policy Services (COPS)
protocol. COPS is a query and response protocol that exchanges policy
information messages using the Transmission Control Protocol (TCP). All
configuration can be performed using SNMP, the CLI, and the Web-based
interface. The BPS2000 switch can interoperate with the Nortel Networks
Optivity
*
Policy Server using Common Open Policy Services (COPS).
Refer to Chapter 4, “Chapter 4, “Policy-enabled networks .”
To configure this feature using the Web-based management system, refer to Using
Web-based Management for the Business Policy Switch 2000 Software Version
2.0 . To use Device Manager (DM) to configure QoS, refer to Reference for the
Business Policy Switch 2000 Management Software Version 2.0 . And, to configure
this feature using CLI commands, refer to Reference for the Business Policy
Switch 2000 Command Line Interface Software Version 2.0 .
For information on using COPS with the BPS 2000, go to the
www.nortelnetworks.com/documentation URL. Then choose the specific software
product (in this case, Optivity Policy Services).
Virtual Local Area Networks (VLANs)
In a traditional shared-media network, traffic generated by a station is transmitted
to all other stations on the local segment. Therefore, for any given station on the
shared Ethernet, the local segment is the
collision domain because traffic on the
segment has the potential to cause an Ethernet collision. The local segment is also
the
broadcast domain because any broadcast is sent to all stations on the local
Note: For information on configuring VLANs, STGs, and MLTs, refer
to “STG configuration guidelines” on page 58 .