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