Applies to all BCS and PCL levels Standard 02.02 August 1997297-1001–350DMS-100 FamilyDigital Switching SystemsPower and Grounding Routine MaintenanceManual

Nortel DMS-100 Series Maintenance Manual

ethernet interface unit

about this document

Chapter 1: Introduction to the EIU

Overview of the EIU

System architecture

DMS-bus interface and expansion

Inter-message switch links required with LPP

Hardware description

Figure 4 Link interface shelf, with 2-slot EIU locations

Figure 5 SSLPP, with 2-slot EIU locations

Ethernet interface card (NT9X84)

Ethernet physical interfaces

Grounding requirements

EIU hardware capabilities and limitations

System-wide limitations

Limitations associated with protocols

Feature packaging

EIU provisioning requirements

DMS-bus external MS provisioning

EIU provisioning

Billing

Logs, alarms, and OMs

Chapter 2: EIU messaging protocols

Software architecture

Figure 11 SuperNode TCP/ IP protocol stack

Supported protocols

Addressing

Figure 14 An example SuperNode Ethernet

Table 3 IP routing table

Protocol engineering

Table 5 TCP connection limits by SuperNode subsystem

FTP session control

Table 7 Buffer allocation per end point

IP throttling

IP throttling for SSLPP

Table 10 Summary of data schema tables required for EIU provisioning

Chapter 3: EIU datafill

Table 11 Field descriptions for table LIUINV for EIU datafill

EIU MAC addresses

IP addresses

Table 12 Field descriptions for table IPNETWRK for EIU datafill

Supplementary information

Datafill

Table IPHOST

Table 14 Field descriptions for table IPHOST for EIU datafill

Table 15 Field descriptions for conditional datafill for NODENAME = AP

Table 16 Field descriptions for conditional datafill for NODENAME = APU

Table 17 Field descriptions for conditional data for NODENAME = CM

Table 18 Field descriptions for conditional datafill for NODENAME = EIU

Table 19 Field descriptions for conditional datafill for NODENAME = ELIU

Table 20 Field descriptions for conditional datafill for NODENAME = FP

Table IPTHRON

Table 22 Field descriptions for table IPTHRON for EIU datafill

Table IPPROTO

Table 23 Field descriptions for table IPPROTO for EIU datafill

Table ENSITES

Standard 03.01 August

Table 26 Field descriptions for table EXNDINV for EIU datafill

Chapter 4: EIU maintenance

EIU MAP level

In-service diagnostics

EIU overload control

EIU sparing requirements

Automated system maintenance

Manual system maintenance

Logs relevant to EIU OA&M

Appendix A: EIU installation checklist

Table 28 EIU installation checklist

Appendix B: EIU troubleshooting

Tools

Appendix C: Using FTP

Automatic Record Length Detection

Volume listing

Table 33 FTP commands on the DMS-100 switch

Obtaining the IP address of the SuperNode host

Tutorial: basic FTP operations

Tutorial: advanced operations

FTP operations reference

Appendix D: Using telnet

Telnet access to a switch

Appendix E: Understanding IP and IP addressing

What is routing

Planning overview

Figure 26 Simple network map

Choosing IP addresses

Figure 28 IP address structure

Figure 29 IP addressing: class A

Figure 30 Subnet mask: class A

Figure 31 IP addressing: class B

Figure 32 Subnet mask: class B

Figure 33 IP addressing: class C

Address masks

Network numbering example

DMS-100 Series

DMS-100 ringing overview

Normal and immediate ringing

ANI and coin functions

Superimposed ringing

Coded ringing

Distinctive ringing

Ringing characteristics

Provisioning ringing generators

Audible ring back signal

Ringing in the UEN

Ringing in Series I peripherals

LM and RLM ringing hardware

Line module power converter

LM and RLM processors associated with ringing

SP and RGI interactions

Ringing takeover

Ringing take back

Ringing generator capacity

Ringing generator takeover and take back

Ringing in Series II peripherals

Ringing hardware

SCM-100R

RCT ringing hardware

SCM-100S ringing hardware

RCS hardware

Detailed ringing schematic

Ringing signals

ANI/coin signals

Ringing process

Ringing and ANI/coin messaging

Ringing in the Universal Edge 9000

Ringing in the Remote Line Concentrating Module

Administration of DMS ringing

Ringing generators

Table LMRNG

Line cards

Assigning ringing to SCM-100U

Setting immediate ring enable

Ringing system maintenance

RG overload control - Series II peripherals

Ringing generator status

Ringing generator alarms