Cisco WAN Modeling Tools User Guide
 Cisco WAN Modeling Tools Guide
 N T E N T S
 Installing the SSI on a PC Platform
 Nodes Table
 NMT Map
 Usage Review
 Viii
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Related CWM and Switch Documentation
Preface
 For configuring your MGX switch and processor cards
Obtaining Documentation
 Documentation DVD
Documentation Feedback
Cisco.com
Ordering Documentation
 An emergency, you can also reach Psirt by telephone 877 408
Reporting Security Problems in Cisco Products
Cisco Product Security Overview
 Cisco Technical Support Website
Submitting a Service Request
Obtaining Technical Assistance
 Definitions of Service Request Severity
Obtaining Additional Publications and Information
 Preface Obtaining Additional Publications and Information
 Xvi
 Overview of the WAN Modeling Tools
Cisco WAN Modeling Tools Overview
 Functionality of the NMT
Relationship between the Cisco WAN Modeling Tools
 Cisco Products Supported by the NMT
 Basic Usage/Charter Functionality
 Gaps
 Data Translation Tools
Data Translation Tools
 CD ROM
Installing the Cisco WAN Modeling Tools
System Requirements
 Pwd
Installing the NMT
Installing the NMT on a Unix Platform
 Execute the following command $NMTHOME/nmtlink
Csh
 $NMTHOME/nmtlink -nmt
Example of suggested NMT Directory Structure
 Installing the NMT on a PC Platform
 Upgrading the NMT Software
Starting the NMT
 Removing NMT
Installing a Cisco WAN Modeling Tools Sub-application
Enter the nmt command to start NMT
 Installing the SSI on a PC Platform
Link the project directory to the NMT release
 Solution
Troubleshooting NMT Installation
Symptom
Removing Sub-applications
 IP address is unreachable
NMT displays the following error message
Permission
Check address and network connectivity
 Using the NMT
NMT Startup
 NMT Menu Bar
NMT Main Window
 File Menu
Change Path-Changes the current directory path
 Configure Menu
Enter a name in the Enter Name dialog box. See Figure
 Sites Table
 Utilities
 Display Menu
Execute Menu
 Report Menu
 Help Menu
Keyboard Commands
Maintenance Menu
Quit
 Sun Key Assignments
 Message Keys
Modeling Processes
Help Keys
To check your warning messages, enter Ctrl-w
 Error Checking
Example of NMT Warning Output
 Quick Edit Mode to un-check it, and then click OK
Troubleshooting NMT
Quick Edit Mode option is checked in the Console window’s
Your mouse does not work on the PC version of NMT
 OL-10426-01, Rev. A0
 Configuration Tables and Fields
General Table Information
 IGX
Sites Table
Name
Type
 NPC
Stype
Swrel
RED
 RDL
NTM
RLC
NPA
 Pglpr
Weight
Pnnipg
Pglpri
 Field Changes for the Sites Table
Configuring Sites Example
Links Table
 Minimal Link Table Usage
 Optimize commands
 FDR1ID
Install
Costmo
FDR2ID
 Specifying an Imatm Trunk
Link Special Cases
Imatm Trunks
Links table
 ID1
Voice Table
Virtual Trunks
ID2
 E2E
Conns
E2ETYPE Spvc
PVC Spvc
 FDRID2
BC2
Fdrid
FDRINT1
 Data Table
 EIA2
E2ETY Spvc
EIA
Code
 FDRID1
 Comme Comment field, maximum
Bursty Table
Trunk not available until Release 8.4. Routes are
Demand
 Type of connection. Select FR for Frame
Connection Port Logical slot/port number at Site 2. You can
VBR
Bursty Table
 MIR2
Mirscr
MCR
Pirpcr
 FDRFC1
FC2
APP
FDRFC2
 RTADDRESS1
ADDRESS1
ADDRESS2
RTADDRESS2
 Specific Trunk not
Available until
 Modeling Bursty Traffic table
ATM Connection Configuration
Bursty Table Special Cases
Connections
 Site
Interface Table
Site Site name
PortID Slot/port address used for linking
 Imaf
Speed
Imal
Egrminbw
 Ingminbw
Feeder Table
IngMinBw Minimum bandwidth in cps
Ingmaxbw
 Card Table
 Level
Groups and Network Table
Parent
Cmplx
 Network Settings
Nodes Table
 Configuration Tables and Fields Network Settings
 This does not apply to failure analysis
18 Execute Menu Model Parameter Settings
Model Options
CET Extractions will set this field to ‘N’
 Feeders
Modeling Implicit Feeders
 Voice, Data, or Bursty Traffic tables
19 Tiered Network Configurations with Implicit Feeders
IPX/IGX Feeders Sites table
MGX 8220 Feeders Bursty Traffic table
 Multiple Feeders at a
Modeling Explicit Feeders
Port to Multiport
Site
 20 Tiered Network Configurations with Explicit Feeders
Obsolete Products
 Networks with Access Feeders or Access Concentrators
21 MC3810 Configuration
 Bursty data
Setting up switched Voice Traffic table
Adding MC3810 Bursty Traffic table
Voice connections
 MC3810s at the same
Changing Default Feeders table
FastPAD
Parameters
 22 FastPAD Configuration
 FastPADs at
Same Site
 23 Port Concentrator Configuration Notes
Port Concentrator
 Tiered Networks
Example of a Tiered Network
 AutoRoute
NMT Execute Commands
Using the Route Command
AutoRoute Least Cost Routing
 Preferred and Directed Routes
Weight of the trunk to be
Least Cost Routing Configuration
Any site can have a least cost or
 Partitioned AutoRoute/PNNI Network
Preferred and Directed Route Configuration
Pnni Routing
Directed Routes
 Fail Analysis Command
Build Sites Command
 Optimize Informatory Messages
Optimize Command
Message
 NMT Command Results
Possible Causes for Connections not Routed Over Links
 Links have an unbalanced load when routed with AutoRoute
Changing the Least Cost Weights does not effect the routes
CONFIG/UTILITIES/CLEAR Data menu
Calls
 OL-10426-01, Rev. A0
 Link Report
NMT Reports
Site Report
Network Summary Report
 Link Load Report
 Connection Routes Report
ATM & FR Ports Report or Bursty Data Ports Report
Data & Voice Ports Report or Voice & Data Ports Report
Failed Connections Report
 Parts List Report
Resource Report/Card Statistics Report
 View Summary
Using the Map Tool
Pnni Topology Report
 Options
Update
Map
Utility
 Creating a Graphical Display
 Using the Map Tool to Analyze Traffic Levels
 NMT Utilities Command Line
NMT Command Line Commands Description
 NMT Utilities Command Line
 NMT Map
NMT Map Startup
 Network View Showing Logical Nodes
 Navigating Though a Network View
Two Level Hierarchy Second Level
 Three Level Hierarchy Second Level
 Obtaining Link Information Physical Links
Obtaining Link Information Logical Links
 Zooming the Map
Link Display for Logical Links
 Controlling Map Displays in NMT
Panning the Map
Map Color Coding
 NMT Map Main Menu
NMT Report Menu Set Options Screen
 Groups
Access
File
Background
 Adding New Groups
10 Add Group Dialog
 Adding Nodes to Existing Groups
12 Map Display After Adding a Node to a Group
 Deleting Groups
Deleting Nodes or Groups from Existing Groups
 Saving Your Work
15 Map Display after Deleting From a Group
 Retrieving Map Data Into NMT
Using the Map Tool with Fail Analysis
Using the Map Tool to Analyze Traffic Levels
 Configuration Extraction Tool
Fields Addressed by CET
 This case the utility will produce file myplan.cnf
Using the CET
Cet2nmt The cet2nmt options
 Adj2nmt in-file reference-file out-file options
 Other CET Commands
CET Schematic Overview
 Rerun cet2nmt
Troubleshooting CET
AIX Platform Support
 Type tbmonitor , or bin/tbmonitor
Select on-line
 Use the swtrev option on the svp2cet command
 %UTIL values extracted are bad
You are using CWM 9.2.09 and do not have patch 10 applied
Remote CET Extracts
Apply patch 10 to CWM
 Configuration Extraction Tool Remote CET Extracts
 If Informix is installed, perform of the Setup Procedure
Troubleshooting
Either Informix is not installed on the remote host, or
Perform in the Setup Procedure
 Remote CWM site is not up and running
Command returns Informix error
Causes Solution
 OL-10426-01, Rev. A0
 Wandl Third-Party Interface
Translating Between NMT and Wandl Formats
 Converting NMT Configuration Files into Wandl Files
TPI Schematic Overview
 10-3
 Converting Wandl Files into NMT .cnf Files
 SpreadSheet Interface
NMT to Microsoft Excel
 11-2
 11-3
 Microsoft Excel to NMT
 Usage Review
 SSI TroubleShooting
Run tar2nmt Run nmt
 CND PC Import Utilities
Installing the NMT2CND file
Cisco Network Designer Importer
NMT2CND
 Installing The DBF2Cnd Utility
Nmt2Cnd Operating Instructions
 DBF2Cnd Operating Instructions
12-3
 CND PC Utilities
12-4
 Cabinet field Cd field CET Commands
Access feeders
Alternative Route command 5-4AutoRoute
Command line commands Comment field
 Microsoft Excel
Environment variables
Nmthome
Explicit feeders BC field Creating in NMT Type field
 NMT
SSI
 TPI
TPI, how to use Tpi2nmt command
Third Party Interface. See TPI
Trunk Card field Trunk utilization field Type field