Digital Equipment MUXserver 100 User manual

EK-DSRZA-RM-~)02
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MUXserve'r 100
Network
ReferenC'9 Manual·

MUXserver 100 Network
Reference Manual

© Digital Equipment Corporation 1986
All Rights Reserved
2nd Edition, November 1986
The information in this document
is subject to change without notice and should not be
construed as a commitment by Digital Equipment Corporation. Digital Equipment
Corporation assumes no responsibility
for any errors that may appear in this document.
Printed in U.S.A.
This document was set on a DIGITAL DEC set Integrated Publishing System.
The following are trademarks of Digital Equipment Corporation:
~DmDDmDTM
DECUS
RSTS
DECwriter
RSX
DEC
DIBOL
Scholar
DECmate
MASSBUS
ULTRIX
DECmux
MUXserver
UNIBUS
DECset
PDP
VAX
DECsystem-l0
P/OS
VMS
DECSYSTEM-20
Professional VT
Rainbow Work Processor

CONTENTS
Page
CHAPTER 1 THE MUXserver 100 I~NVIRONMENT
1.1 GENERAL INFORMATION .................... 1-1
1.2 LOCAL AREA NETWORKS AND THE LAT ARCHITECTURE . 1-3
1.3 WIDE AREA NETWORKS AND STATISTICAL
MULTIPLEXERS ..... .1-3
1.3.1
1.3.2
1.3.3
1.3.4
1.4
1.4.1
1.4.2
1.5
1.6
1.6.1
1.6.2
Statistical Multiplexing. .
Composite Links . . . . . .
Multiplexer Configuration
Asynchronous
Ports -Mapping ..
THE SERVER MANAGER ENVIRONMENT ..
The Supervisor Ports . . . . . . . . . . . .
Privileged
and Non-Privileged Commands
DATABASES ON THE MUXserver 100 .....
THE TERMINAL USER ENVIRONMENT
Local Mode ................ .
Service Mode . . . . . . . . . . . . . . .
... 1-4
· .1-5
· .1-5
.1-8
· .1-8
· .1-9
.... 1-10
1-11
1-12
· 1-12
· 1-12
CHAPTER 2 SETTING UP THE MUXserver 100 AND ITS TERMINALS
2.1 ENTERING PRIVILEGED STATUS ........... : ... 2-2
2.2
SETTING UP THE PRIVILEGED PASSWORD ......... 2-2
2.2.1
Setting Up the Privileged Password On the MUXserver 100 ... 2-2
2.2.2
Setting Up the Password On the DECmux II .......... 2-3
CONTENTS 1

2.3
2.4
2.4.1
2.4.2
2.4,3
2.5
2.5.1
2.5.1.1
2.5.2
2.6
2.7
2.7.1
2.7.2
2.7.3
2.7.4
2.7.5
2.8
2.9
2.9.1
2.9.2
2.10
SETTING UP THE LOGIN PASSWORD ...... .
SETTING UP THE SERVER CHARACTERISTICS
Network Operation Characteristics ..
Loading and Dumping Characteristics ...... .
Server Administration Characteristics . . . . . . .
SETTING UP THE COMPOSITE LINK PARAMETERS.
Setting Link Speed and Line Type on the MUXserver 100 .
Switch Selection of RS-232 or RS-422 Long Line Drive .
Setting Link Speed and Line Type on the DECmux II Unit
SETTING UP THE NETWORK MAP . . . . . . .
SETTING UP THE PORT CHARACTERISTICS
Session Control Characteristics
Port Data Characteristics ..
Flow Control Characteristics . .
Switch Characteristics . . . . .
Port Administration Characteristics
MUXserver 100 INITIALIZATION ..
SETTING CHARACTERISTICS TO FACTORY
SPECIFICATIONS . . . . . . . . . . . . . . . .
Resetting the MUXserver 100 to Factory Settings.
Page
· .2-8
· .2-8
· . 2-10
2-11
· 2-12
2-13
2-13
2-16
2-18
· 2-20
2-22
· 2-26
2-29
· 2-30
2-32
2-33
· 2-35
2-37
2-37
· 2-38
Resetting the DECmux II Unit to Factory Settings
SETTING UP PRINTERS . . . . . . . . . . . . . . ... 2-39
CHAPTER 3 MANAGING AND MONITORING
3.1
3.1.1
3.1.2
3.1.3
3.1.4
3.1.4.1
3.1.4.2
3.2
3.2.1
3.2.2
3.2.3
3.2.4
3.2.5
MANAGING
THE MUXserver 100 ..
Security Management ....... .
Service Mode Management . . . . . .
Communication with Terminal
Users .
Remote Management of the MUXserver 100
(By Means of the Ethernet) . . . . . . . . . .
Setting Up a Remote Console . . . . . . .
· .3-1
· .3-2
· .. 3-3
· .. 3-3
· .. 3-4
· .3-6
Using MUXserver 100 Commands on a Remote Console
MONITORING THE MUXserver 100 (By Means of the Network
Remote Console or Supervisor Port Terminal)
· .3-7
.3-8
Show Counters
Show Nodes.
Show Server
Show Port ..
Show Users.
· .3-9
· . 3-10
· 3-10
· . 3-11
· 3-11
2 CONTENTS

3.2.6
3.3
3.3.1
3.3.2
3.3.2.1
3.3.2.2
Show Queue ....................... .
MONITORING THE REMOTE DECmux II NETWORK
Show Communications
Communications
Status
Map ..... .
Page
· 3-11
· 3-12
· 3-12
.. 3-13
3-13
3-13
CHAPTER 4 MUXserver 100 TROUB]~ESHOOTING
4.1
4.2
4.2.1
4.2.2
4.2.2.1
4.2.2.2
4.2.2.3
4.2.2.4
4.2.3
4.2.4
4.2.4.1
4.2.4.2
4.2.5
4.2.6
4.3
4.3.1
4.3.2
4.3.3
4.3.4
4.3.5
4.3.5.1
4.3.5.2
4.4
4.4.1
4.4.2
4.4.3
4.4.4
4.5
4.5.1
WHAT TO DO
FIRST .................... .4-6
PROBLEMS AFFECTING ALL PORTS . . . . 4-7
Server Green Light Off . . . . . . . . . . .4-8
Error Messages on the Supervisor Port Terminal ........ 4-9
nnn1 - Server Paranleters Checksum Error . . . .. 4-9
nn1n -Hardware Revision Level Checksum Error . . . 4-10
n1nn - Ethernet Loopback Error . . . . . . . . . . . . 4-10
1nnn - Ethernet Heartbeat Error. . ....... 4-12
No Supervisor
Port Messages ... . 4-12
Down-line Loading Problelns . . . . . . 4-13
Down-line Load
Starts, Then Fails ....... 4-13
Down-line Load Does Not
Start . 4-14
Message Number 913 Appears . . . .
......... 4-17
Terminal
Port or Terminal Hardware Problems ..... . 4-19
PROBLEMS INVOLVING THE COMPOSITE LINKS . 4-20
Check
the GREEN Light of the DECmux II . . . . .. .. 4-22
Green
LED on Steady, DSR Light Off (RS-232 Lines ONLY)
(This Applies to Both the lVlUXserver 100 and the
DECmux II). . . . . . . . . . . . . . . . . . . . . . .. . 4-22
All Indicators OK -Check Composite Link
Parameters .... 4-23
Error Message -'Synchronous Port Connection Error' . . 4-23
Diagnostic
Tests . . . . . . . . . . . . . . . . . . . . 4-24
Diagnostic
Tests with the Composite Link Installed ..
· 4-24
Diagnostic
Tests Using LOOPBACK Connectors
PROBLEMS AFFECTING INDIVIDUAL PORTS.
Terminal Display is W ronl~ . . . . . . . . . .
Error Messages Displayed, Green Light ON . .
PC File Transfer Fails ............ .
A Line
Printer Fails at a Remote Access Port
.. 4·26
· 4-28
...... 4-28
· 4-33
· 4·34
· 4-34
PROBLEMS INVOLVING SERVICE NODES.
. . . . .. . 4-36
Message Timing Problem . . . . . . . . . . . .
.... 4-36
CONTENTS 3

4.5.2
4.5.3
4.5.4
4.5.5
4.6
4.7
4.7.1
4.7.2
4.7.3
Page
LAT Protocol Errors . . . . . . . . ....... 4-37
Group Codes
Mismatch. . . . . . . . . 4-38
Service Node Software Not Running . . . . . 4-39
Service Node Not Available. . . . . . . ...... 4-39
PROBLEMS INVOLVING THE ETHERNET .......... 4-40
DIGITAL SERVICE ...... ,.......... . 4-40
Before you Contact DIGITAL .....
Repackaging the Server for Shipment
Forwarding Up-line Dump Data ....
· 4-41
· 4-41
· 4-41
CHAPTER 5 MUXserver 100 COMMAND DESCRIPTIONS
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
5.9
5.10
5.11
5.12
5.13
5.14
5.15
5.16
5.17
5.18
5.19
5.20
5.21
5.22
5.23
5.24
5.25
5.26
5.27
5.28
4
BACKWARDS ... . ·
.5-2
BROADCAST .... . .
... 5-3
COMMUNICATIONS ..... . ·
.5-4
CONNECT ........... . .
.... 5-5
CONNECT (Part of the Communications Sub-directory) .... 5-7
DEFINE SET -PORT ... . . . . . . . . . . . . . . 5-9
DEFINE SET - SERVER. . . . . . . . . . . . . . . . . . 5-17
DISCONNECT . . . . . . . . . . . . . . . . . . . . . . . . . . 5-23
DISCONNECT (Part of the Communications Sub-directory). . 5-25
FORWARDS . . . . . . . . 5-25
HELP. . . .. ........... . ......... 5-26
INITIALIZE. . . . . . . . . . . . . . . . 5-27
LOCK. . . . .................. 5-29
LOGOUT . . . . . . . . . . . . . . . 5-30
LOOP. . . . . . . . . . . . . . . . . . . . . .. . 5-30
MAP. . . . . . . . . . . . . . . . . .. 5-32
MAPHELP (Part of the Communications Sub-directory) .. 5-38
MONITOR COMMUNICATIONS .. 5-35
MONITOR COUNTERS . . . . . . . . . 5-36
MONITOR QUEUE. . . . . . . . . . . . . . . . . . . . 5-36
REMOVE
QUEUE . . . . . . . . . . . . . . . . . . .. .. 5-37
RESTART (Part of the Communications Sub-directory) . . 5-38
RESUME . . . . . . . . . . . . . . . . . . . . . . . . . 5-39
SAVE (Part of the Communications Sub-directory) . . . . . 5-40
SET NOPRIVILEGED . . . . . . . . 5-40
SET PRIVILEGED . . . . . . . . 5-41
SET SESSION . . . . . . . . . . . . . . . . . 5-42
SHOW COMMUNICATIONS . . . . . . . . . . . . 5-43
CONTENTS

5.29
5.30
5.31
5.32
5.33
5.34
5.35
5.36
5.37
5.38
5.39
5.40
5.41
5.42
5.43
SHOW COUNTERS
SHOWNODES ..
SHOWPORTS ..
SHOW QUEUE .
SHOW SERVER
SHOW SERVICES
SHOW
SESSIONS
SHOWUSERS ..
SHOW (Part of the Communications Sub-directory)
STATUS (Part of the Communications Sub-directory)
START TEST ..................... .
STOP TEST PORT . . . . . . . . . . . . . . . . . .
SYSTEM (Part of the ComlTlUnications Sub-directory)
TEST (Part of the Communications Sub-directory) . .
ZERO COUNTERS . . . . . . . . . . . . . . . . . .
Page
5-44
· 5-48
5-51
· 5-52
5-53
· 5-56
5-59
· 5-60
· 5-61
... 5-62
· 5-62
.. 5-64
5-64
... 5-66
· 5-68
CHAPTER 6 DECmux II OPERATION
6.1
6.1.1
6.1.1.1
6.1.1.2
6.1.2
6.2
6.2.1
6.2.2
6.2.3
6.2.3.1
6.2.4
6.3
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
6.3.6
6.3.6.1
6.3.6.2
6.3.6.3
6.3.7
CONTROLS AND INDICA~rORS
Indicators . . . . . . . . . .
Start-Up Indicator . . . . .
Data
Set Ready Indicators .
Controls
......... .
OPERATION ........ .
Starting Your DECmux IJ[
Master/Slave . . . . . . . .
Multiplexer Network . . .
Remote Supervisor Commands
DECmux II Off-Line
Diag~nostic ..
· .6-1
· .. 6-1
· .6-1
· .6-2
.6-2
.6-4
.6-4
· .. 6-4
.
........... 6-5
.......... 6-5
.6-5
DECmux II COMMAND PItOCESSOR SUMMARY ·
.6-6
.6-6
CONNECT Command .. .....
COpy Command . . . . .
DISCONNECT Command
EXIT Command
HELP Command . . . . .
MAP Command. . . . . . .
Link Selection (Only possible on
the MASTER)
Port Selection ....... .
Exiting
the MAP Conllnand
MAP HELP Command . . . . .
· .6-7
· .. 6-8
.6-8
· .. 6-9
... 6-10
· . 6-11
· . 6-12
· . 6-12
· . 6-13
CONTENTS 5

6.3.8
6.3.9
6.3.10
6.3.11
6.3.12
6.3.13
6.3.14
6.3.15
6.3.16
6.4
PASSWORD Command
PORT Command . . .
RESTART Command ..
SAVE Command . .
SHOW Command. .
STATUS Command
SYSTEM Command
HALT Command . .
TEST Command ..
ASYNCHRONOUS PORT MODEM CONTROL.
Page
6-14
· 6-15
· 6-18
6-18
6-19
.. 6-20
... 6-21
6-23
6-23
6-24
CHAPTER 7 DIAGNOSTICS
7.1
7.1.1
7.1.1.1
7.1.1.2
7.1.1.3
7.1.2
7.1.2.1
7.1.2.2
7.1.3
7.1.3.1
7.1.3.2
7.1.3.3
7.2
7.2.1
7.2.2
7.2.2.1
7.2.2.2
7.2.2.3
7.2.2.4
7.2.2.5
7.2.2.6
7.2.2.7
7.2.2.8
DIAGNOSTIC MODULES . . . . . . . . . . . . 7-1
Module A - Server Memory and Tinler Tests . . 7-2
Module B - UART Transmit/Receive
Test .7-2
Module C - Network Interface (NI) Transmit/Receive Tests . . 7-3
Module D - Hardware Exerciser
Error Types . .
Soft Errors .
Hard Errors
ODT ..... .
Examine (E) Command.
Examine Byte (EB) Command .
Register Dunlp
(R) Conlmand .....
TESTING DECmux II . . . . . . .
TEST Command ....... .
DECmux II Diagnostic Summary
Offline Test 1 - Basic Option Test
Offline Test 2 - Asynchronous Port External Test
Offline Test 3 - Asynchronous Internal Logic Test ..
Offline Test 4 - Composite External Port Test . .
Offline Test 5 - Composite Internal Logic Test .
Offline
Test 6 - Broadcast Test .....
Offline Test 7 - Echo Test . . . . . . .
Offline
Test 8 - Modem Control Test .
.7-4
.7-4
· .7-4
.7-7
7-10
· 7-11
· 7-12
· 7-13
7-13
· 7-15
7-16
· 7-16
· 7-17
· 7-19
7-19
· 7-21
7-21
.. 7-23
7-23
6 CONTENTS