Chapter 20: Documenting the ATM Network Topology 20-1 Copyright © 1998, Cisco Systems, Inc. - презентация

1 Chapter 20: Documenting the ATM Network Topology 20-1 Copyright © 1998, Cisco Systems, Inc.

2 20-2MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Verify the ATM Switch Processor ILMI parameters Verify the Catalyst® ILMI parameters Enable VTP on the LANE module Discover the ATM network fabric Upon completion of this chapter, you will be able to: Objectives

3 20-3MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Start AtmDirector Display the ATM network fabric Interpret the ATM topology map Display device and link information Modify the ATM topology display Objectives (cont.)

4 20-4MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Uses SNMP packet types over AAL5 Adjacent nodes exchange autodiscovery information Automatically configures end-system addresses AtmDirector and ILMI

5 20-5MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Physical interface MIB Per-VCC statistics MIB ATM-layer interface MIB ATM-layer statistics Virtual channel MIB AToM MIB

6 20-6MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Required on at least one ASP interface Used for network management Verifying Parameters on the LS1010 ASP

7 20-7MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Configuring ILMI Parameters on the LS1010 ASP Enable ILMI Show ILMI status Show ILMI configuration

8 20-8MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Configuring ILMI on the Catalyst ATM Module ILMI is enabled by default Well known VPI/VCIs are used for ILMI and signaling ILMI keepalive timers must be enabled at both ends of a link or not used at all

9 20-9MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Disabled by default Must be done before discovery Forces the default VLAN to be added Default VLAN needed for management Enabling VTP on the Catalyst ATM Module

10 20-10MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Configuring the LECS and LES/BUS

11 20-11MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Configuring a Backup LECS

12 20-12MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Discovering the ATM Network

13 20-13MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Displaying the ATM Network Fabric

14 20-14MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Interpreting the ATM Topology Map

15 20-15MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Displaying Details in the ATM Topology Map

16 20-16MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Modifying the Topology Map Preferences

17 20-17MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. AtmDirector automatically merges and separates fabric maps Merges concatenate names Separation appends -1 and -2 to original names Original map must be closed to delete it Merging and Separating ATM Fabrics

18 20-18MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Summary Verify the ATM Switch Processor ILMI parameters Verify the Catalyst ILMI parameters Enable VTP on the LANE module Discover the ATM network fabric Start AtmDirector

19 20-19MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Summary (cont.) Display the ATM network fabric Interpret the ATM topology map Display device and link information Modify the ATM topology display

20 20-20MCSIDocumenting the ATM Network Topology Copyright © 1998, Cisco Systems, Inc. Lab Diagram ATM Switches Catalyst Switches Fiber Catalyst Switches