Lucent Technologies CBX 3500 - Page 10

x1/19/05 ATM Services Configuration Guide for CBX 3500, CBX 500, GX 550, and B-STDX 9000
Contents
Beta Draft Confidential
Defining ATM UNI DCE/DTE Logical Ports.........................................................4-15
ATM Attributes.................................................................................................4-21
ILMI/OAM Attributes.......................................................................................4-26
Congestion Control Attributes...........................................................................4-28
Trap Control Attributes .....................................................................................4-31
Priority Frame Attributes...................................................................................4-34
Defining ATM Direct Trunk and OPTimum Cell Trunk Logical Ports..................4-36
ATM Direct Trunks ...................................................................................... 4-36
ATM OPTimum Cell Trunks............................................................................4-37
Configuring ATM Direct or OPTimum Cell Trunks ........................................4-37
Defining ATM OPTimum Frame Trunk Logical Ports...........................................4-40
Defining ATM Network Interworking for Frame Relay NNI Logical Ports...........4-42
Link Management Attributes.............................................................................4-43
Discard/Congestion Mapping Attributes...........................................................4-47
OPTimum Trunk VPI Range Attributes............................................................4-50
Completing the Logical Port Configuration ............................................................4-52
Chapter 5 About the ATM FCP
Modules Supported....................................................................................................5-2
Supported ATM Service Classes...............................................................................5-3
ATM FCP Architecture..............................................................................................5-4
Closed-loop Flow Control..........................................................................................5-5
Flow Control Mechanisms ..................................................................................5-5
RM Cell Generation ............................................................................................5-6
RM Cell Termination ..........................................................................................5-6
CCRM Closed-loop Flow Control.............................................................................5-8
CCRM Closed-loop Flow Control on a Trunk....................................................5-8
CCRM Closed-loop Flow Control on a UNI (Traffic Shaping)..........................5-9
CCRM Cell Generation.......................................................................................5-9
CCRM Cell Termination.....................................................................................5-9
BCM Closed-loop Flow Control..............................................................................5-10
BCM Closed-loop Flow Control on a Trunk.....................................................5-10
BCM Closed-loop Flow Control on a UNI.......................................................5-11
BCM Cell Generation........................................................................................5-11
BCM Cell Termination......................................................................................5-12
ABR RM Closed-loop Flow Control.......................................................................5-13
Cell Rate Adjustment...............................................................................................5-13
ICR and ICR Constant.......................................................................................5-13
Idle Circuits and Idle VC Factor..............................................................................5-14
About ACR ..............................................................................................................5-14
Rate Profile Tables...................................................................................................5-15
Per-VC Traffic Shaping...........................................................................................5-16
ATM FCP Queues....................................................................................................5-16
ATM FCP Discard Mechanisms..............................................................................5-18
VP Shaping ..............................................................................................................5-19
Shaping Rates....................................................................................................5-20
QoS Classes for VP Shaping.............................................................................5-20
Multicast Cells .........................................................................................................5-20