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
Definitions of Service Request Severity
 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
 Symptom
Troubleshooting NMT Installation
Solution
Removing Sub-applications
 Permission
NMT displays the following error message
IP address is unreachable
Check address and network connectivity
 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
 Maintenance Menu
Keyboard Commands
Help Menu
Quit
 Sun Key Assignments
 Help Keys
Modeling Processes
Message Keys
To check your warning messages, enter Ctrl-w
 Example of NMT Warning Output
Error Checking
 Quick Edit Mode option is checked in the Console window’s
Troubleshooting NMT
Quick Edit Mode to un-check it, and then click OK
Your mouse does not work on the PC version of NMT
 OL-10426-01, Rev. A0
 General Table Information
Configuration Tables and Fields
 Name
Sites Table
IGX
Type
 Swrel
Stype
NPC
RED
 RLC
NTM
RDL
NPA
 Pnnipg
Weight
Pglpr
Pglpri
 Configuring Sites Example
Links Table
Field Changes for the Sites Table
 Minimal Link Table Usage
 Optimize commands
 Costmo
Install
FDR1ID
FDR2ID
 Imatm Trunks
Link Special Cases
Specifying an Imatm Trunk
Links table
 Virtual Trunks
Voice Table
ID1
ID2
 E2ETYPE Spvc
Conns
E2E
PVC Spvc
 Fdrid
BC2
FDRID2
FDRINT1
 Data Table
 EIA
E2ETY Spvc
EIA2
Code
 FDRID1
 Trunk not available until Release 8.4. Routes are
Bursty Table
Comme Comment field, maximum
Demand
 VBR
Connection Port Logical slot/port number at Site 2. You can
Type of connection. Select FR for Frame
Bursty Table
 MCR
Mirscr
MIR2
Pirpcr
 APP
FC2
FDRFC1
FDRFC2
 ADDRESS2
ADDRESS1
RTADDRESS1
RTADDRESS2
 Available until
Specific Trunk not
 Bursty Table Special Cases
ATM Connection Configuration
Modeling Bursty Traffic table
Connections
 Site Site name
Interface Table
Site
PortID Slot/port address used for linking
 Imal
Speed
Imaf
Egrminbw
 IngMinBw Minimum bandwidth in cps
Feeder Table
Ingminbw
Ingmaxbw
 Card Table
 Parent
Groups and Network Table
Level
Cmplx
 Nodes Table
Network Settings
 Configuration Tables and Fields Network Settings
 Model Options
18 Execute Menu Model Parameter Settings
This does not apply to failure analysis
CET Extractions will set this field to ‘N’
 Modeling Implicit Feeders
Feeders
 IPX/IGX Feeders Sites table
19 Tiered Network Configurations with Implicit Feeders
Voice, Data, or Bursty Traffic tables
MGX 8220 Feeders Bursty Traffic table
 Port to Multiport
Modeling Explicit Feeders
Multiple Feeders at a
Site
 Obsolete Products
20 Tiered Network Configurations with Explicit Feeders
 21 MC3810 Configuration
Networks with Access Feeders or Access Concentrators
 Adding MC3810 Bursty Traffic table
Setting up switched Voice Traffic table
Bursty data
Voice connections
 FastPAD
Changing Default Feeders table
MC3810s at the same
Parameters
 22 FastPAD Configuration
 Same Site
FastPADs at
 Port Concentrator
23 Port Concentrator Configuration Notes
 Example of a Tiered Network
Tiered Networks
 Using the Route Command
NMT Execute Commands
AutoRoute
AutoRoute Least Cost Routing
 Least Cost Routing Configuration
Weight of the trunk to be
Preferred and Directed Routes
Any site can have a least cost or
 Pnni Routing
Preferred and Directed Route Configuration
Partitioned AutoRoute/PNNI Network
Directed Routes
 Build Sites Command
Fail Analysis Command
 Optimize Command
Message
Optimize Informatory Messages
 Possible Causes for Connections not Routed Over Links
NMT Command Results
 CONFIG/UTILITIES/CLEAR Data menu
Changing the Least Cost Weights does not effect the routes
Links have an unbalanced load when routed with AutoRoute
Calls
 OL-10426-01, Rev. A0
 Site Report
NMT Reports
Link Report
Network Summary Report
 Link Load Report
 Data & Voice Ports Report or Voice & Data Ports Report
ATM & FR Ports Report or Bursty Data Ports Report
Connection Routes Report
Failed Connections Report
 Resource Report/Card Statistics Report
Parts List Report
 Using the Map Tool
Pnni Topology Report
View Summary
 Map
Update
Options
Utility
 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
 File
Access
Groups
Background
 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
 Remote CET Extracts
You are using CWM 9.2.09 and do not have patch 10 applied
%UTIL values extracted are bad
Apply patch 10 to CWM
 Configuration Extraction Tool Remote CET Extracts
 Either Informix is not installed on the remote host, or
Troubleshooting
If Informix is installed, perform of the Setup Procedure
Perform in 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
 Cisco Network Designer Importer
Installing the NMT2CND file
CND PC Import Utilities
NMT2CND
 Nmt2Cnd Operating Instructions
Installing The DBF2Cnd Utility
 12-3
DBF2Cnd Operating Instructions
 12-4
CND PC Utilities
 Alternative Route command 5-4AutoRoute
Access feeders
Cabinet field Cd field CET Commands
Command line commands Comment field
 Nmthome
Environment variables
Microsoft Excel
Explicit feeders BC field Creating in NMT Type field
 SSI
NMT
 Third Party Interface. See TPI
TPI, how to use Tpi2nmt command
TPI
Trunk Card field Trunk utilization field Type field