- LG Software Innovations Coffeemaker User Manual
Table Of Contents
- Title Page
- Revision history
- Contents
- About this guide
- Description
- System requirements
- List of ITG ISDN components
- Ordering rules and guidelines
- ITG ISL Trunk card description
- ITG ISL Trunk card physical description
- ISDN Signaling Link
- Dialing plans
- Quality of Service
- Fallback to alternate facilities
- Type of Service
- Fax support
- Remote Access
- Per-call statistics support using RADIUS Client
- SNMP MIB
- Codec profiles
- Security passwords
- ITG Engineering Guidelines
- Introduction
- Network engineering guidelines overview
- ITG traffic engineering
- Configuration of Meridian 1 routes and network translation
- Assess WAN link resources
- QoS Evaluation Process Overview
- Set QoS
- Measure intranet QoS
- Implement QoS in IP networks
- ITG Trunk DSP profile settings
- Post-installation network measurements
- Estimate QoS level
- ITG MAT PC management configuration
- Install and configure ITG ISL Trunk node
- Before you begin
- Installation Procedure Summary
- Create the ITG Trunk Installation Summary Sheet
- Install and cable ITG trunk cards
- Install NTCW84JA Large System I/O Panel 50-Pin filter adapter
- Install NTMF94EA and NTCW84KA cables
- D-channel cabling for the NT0961AA 24-Port ITG Trunk card
- Set NT6D80 MSDL switches
- Install filter and NTND26 cable (for MSDL and DCHIP cards in same Large System equipment row)
- Install filter and NTND26 cable (for MSDL and DCHIP cards in different Large System equipment rows)
- Configure ITG Trunk data on the Meridian 1
- Configure dialing plans within the corporate network
- Configure ITG Trunk data on MAT
- Transmit ITG trunk card configuration data from MAT to the ITG trunk cards
- Set date and time for the ITG ISL Trunk node
- Change the default ITG shell password to maintain access security
- Change default ESN5 prefix for non-ESN5 IP telephony gateways
- Check card software
- Configure MAT Alarm Management to receive SNMP traps from ITG ISL Trunk cards
- Make test calls to the remote ITG nodes
- Upgrade an ITG Trunk 1.0 node to support ISDN signaling trunks
- Upgrade procedure summary
- Before you begin
- Install the DCHIP hardware upgrade kit
- Upgrade the 8-port ITG basic trunk software to ITG ISL trunk software
- Remove ITG 1.0 configuration data from Meridian 1
- Configure the Meridian 1 ITG ISL Trunk data: upgrade considerations
- Verify ROM-BIOS version
- Upgrade Troubleshooting
- OA&M using MAT applications
- OA&M using the ITG shell CLI and overlays
- Maintenance
- Appendix A: Calbe description and NT8D81BA cable replacement
- NTMF94EA E - LAN, T - LAN and Serial Port cable
- NTCW84KA E-LAN, T-LAN, DCH & Serial cable
- NTAG81CA Faceplate Maintenance cable
- NTAG81BA Maintenance Extender cable
- NTCW84EA DCH PC Card Pigtail cable
- NTMF04BA MSDL extension cable
- NTCW84LA and NTCW84MA upgrade cables
- Prevent ground loops on connection to external customer LAN equipment
- Replace cable NT8D81BA with NT8D81AA
- Tools list
- NT8D81BA cable removal procedures
- Appendix B: Environmental and electrical regulatory data
- Appendix C: Subnet mask conversion from CIDR to dotted decimal format
- Appendix D: Configure a Netgear RM356 modem router for remote access
- Index
- Back

Contents Page 7 of
378
ITG Trunk 2.0 ISDN Signaling Link (ISL) Description, Installation and Operation
Disable silence suppression at tandem nodes . . . . . . . . . . . . . . . . . 78
Simultaneous voice traffic with silence suppression . . . . . . . . . . . . 79
T-LAN traffic calculations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
General LAN and WAN engineering considerations . . . . . . . . . . . 84
Fax engineering considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Configuration of Meridian 1 routes and network translation . . . . . . . . 86
Configure the IP router on the T-LAN . . . . . . . . . . . . . . . . . . . . . . 87
Leader And DCHIP Card Real Time Engineering . . . . . . . . . . . . . 88
Provisioning ITG ISL TIE trunks and routes . . . . . . . . . . . . . . . . . 94
WAN route engineering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Assess WAN link resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Link utilization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Estimate network loading caused by ITG traffic . . . . . . . . . . . . . . . 102
Route Link Traffic Estimation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Decision: Enough capacity? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Insufficient link capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Other intranet resource considerations . . . . . . . . . . . . . . . . . . . . . . 107
QoS Evaluation Process Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Set QoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Measure intranet QoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Measure end-to-end network delay . . . . . . . . . . . . . . . . . . . . . . . . . 114
Measure end-to-end packet loss . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Adjust ping measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Network delay and packet loss evaluation example . . . . . . . . . . . . 116
Other measurement considerations . . . . . . . . . . . . . . . . . . . . . . . . . 118
Obtain QoS measurement tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Decision: does the intranet meet expected ITG QoS? . . . . . . . . . . . 118
Fine-tune Network QoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Components of delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Reduce link delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Reduce hop count . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Adjust jitter buffer size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Reduce packet errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Routing issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Network modeling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125