Merlin Legend
Your Responsibility for Your System’s Security
Contents
Call-Handling Scenarios
Security
Troubleshooting
Customer Support Information
Voice/Fax Messaging Systems
Figures
Issue
Tables
Cross-Network Display Information
Touch-Tone Receiver Requirements
Issue
Release 6.1 Enhancements August
New Features and Enhancements
Centralized Voice Messaging
Smdr
PRI Switch Type Test
Private Networks
Release 6.0 Enhancements February
Merlin Legend Communications System Release
Queue Control
Group Calling Enhancements
Centrex Transfer via Remote Call Forwarding
Prompt-Based Overflow
Authorization Codes Remote Call Forwarding
Merlin Legend Communications System Release
Important Safety Instructions
Issue
Intended Audience
About This Book
Terms and Conventions Used
How to Use This Book
Lines, Trunks, and Facilities
Typographical Conventions
Product Safety Labels
Telephone User Support
Security
Related Documents
System Documents
Miscellaneous User Support
System Operator Support
Documentation for Qualified Technicians
How to Comment on This Book
Introduction
Networking Concepts
Merlin Legend Communications System Release
Benefits of Networking
Merlin Legend Communications System Release
Tandem Trunking and Tandem Switching1
ML D
Public Switched Telephone Network Pstn
DEF E
Network Configurations
ML B ML a ML C
Star Configuration Three Systems
Lines and Trunks
PRI
Call information indicating
Series Configuration Four Systems
P R I M L C
Tandem Trunking and Tandem Switching
Pstn
DEF E
ML C ML B
Software Defined Network SDN Configuration
Considerations
Uniform Dial Plan
Uniform Dial Plans
Centralized Voice Messaging System
Configuration Requirements
Tandem Facilities
Implementation of Centralized VMS/AA
T N
Example
Merlin Legend Communications System Release
Networking Voice Messaging Systems
Definity C
Call-Handling Scenarios
Non-Local Dial Plan
Networking Guidelines
Call-Handling Scenarios
Issue
Issue
Merlin Legend Communications System Release
Automatic Route Selection ARS
Programming Remote Access over Tandem Trunks
Remote Access
Security
SECURITYlALERT
Tandem Trunks
Programming Regular Remote Access
Issue
Security
SECURITYlALERT
Network Configuration Scenarios
Merlin Legend Communications System Release
Scenario 1 Two Systems, Tandem PRI Facilities
New York, NY
ML a
Merlin Legend Communications System Release
Merlin Legend Communications System Release
Non-Local Dial Plans and Facilities Planning
Merlin Legend Communications System Release
Route Pool=3362, tandem PRI trunks FRL=3, Data
Merlin Legend Communications System Release
VMS/AA
FRL
Routing for Outside Calls
On next
Merlin Network
Intersystem Calling
35,75
$1*/2
Company Needs
Scenario 2 Two Systems, Tandem Tie Facilities
Scenario 2 Company Floor Plans
General Needs
Work Group Needs
Work Group Needs
Work Group Needs
Individual Needs Staff Members
Individual Needs
General System Description
Company-Wide System Equipment and Features
Merlin Legend Communications System Release
Work Groups
Merlin Legend Communications System Release
Individuals
Non-Local Dial Plans and Facilities Planning
Network Planning
Scenario 2 Overview
Merlin Legend Communications System Release
Merlin Legend Communications System Release
Call-Handling Scenarios
ARS Access Code Switch
Page2-50 Issue 1 August
Routing for Outside Calls
Dials
Page2-53 Issue 1 August
Intersystem Calling
FRL=6 MLX-5D
Page2-56 Issue 1 August
Scenario 3 Four Systems in a Series, Mixed Facilities
ML J
Non-Local Dial Plans and Facilities Planning
August
13. UDP Extension Ranges Scenario
Scenarios
ARS Access Code Remote Access
QCC Coverage for Calling Group Overflow
Some
Tandem to Sys. K Local Pstn Tandem to Sys. M All
Routing for Outside Calls
System K
System M
Intersystem Calling
$7/5
System L. Calling
35,75
Scenario 4 Four Systems in a Star Mixed Facilities
ML E
Non-Local Dial Plans and Facilities Planning
Merlin Legend Communications System Release
Merlin Legend Communications System Release
On next
Page2-80 Issue 1 August
VMI conversion number for
Programmed on
Calls to Area Code
Page2-84
Routing for Outside Calls
Route 1, System G ARS absorbs no
System F
System G trunk
Scenario 5 Large System Hub
DEF a
Non-Local Dial Plans and Facilities Planning
August
23. UDP Extension Ranges Scenario
Programmed on This System Switch Identifiers
Routing for Outside Calls
Plus
Intersystem Calling
$52
August
Account Code Entry
Alarm
Auto Answer Intercom
Authorization Code
Allowed/Disallowed Lists
Auto Answer All
Automatic Route Selection ARS
Callback
Barge-In
Calling Restrictions
Caller ID
Centralized Voice Messaging Release 6.1 and Later Systems
Camp-On
Computer Telephony Integration CTI Link
Conference
Digital Data Calls
Coverage
Directories
Direct-Line Console DLC
Direct Station Selector DSS
Direct Voice Mail
Display
Extended Station Status
Do Not Disturb
Group Calling
Forward and Follow Me
Group Calling
Hfai
Hands Free Answer on Intercom
Labeling
HotLine
Messaging
Music On Hold
Night Service
Paging
Pools
Park
Personal Lines
Pickup
Primary Rate Interface PRI and T1
Queued Call Console QCC
Reminder Service
Remote Access
Signal/Notify
Service Observing
Smdr
Station Message Detail Recording
UDP Calls Recorded at All Systems
Extension to non-local extension
No UDP Calls Recorded at All Systems
Speed Dial
Transfer
System Renumbering
Voice Messaging Interface VMI
Voice Announce to Busy
Feature Interactions Voice Messaging Interface VMI
Security
Overview
Overview
On next
Facility Restriction Levels Remote Access
Remote Access Default Class-of-Restriction Settings
Merlin Legend Communications System Release
Merlin Legend Communications System Release
How Facility Restrictions Levels Work in a Network
Facility Restriction Levels Applied to Network Calls
Call Allowed?
Merlin Legend Communications System Release
Network Management
Pool Assignment
General Programming in Private Networks
Automatic Route Selection ARS
Setting Up ARS for Private Network Use
Facility Restriction Levels for Extensions
Remote Access with Barrier Codes
Clock Synchronization
Pstnpstn
System Date and Time
Did Trunks
Tie Trunks
Group Calling Enhancement
PRI
Centralized VMS/AA
Centralized Voice Messaging Programming
SECURITYlALERT
Centralized Automated Attendant Programming
Non-Local Dial Plan Numbering
Planning Guidelines
Valid Entries
Programming Instructions
Task List Non-Local Dial Plan Numbering
Switch Identifiers
Task List Switch Identifiers
To enter an identifier for a block of trunks
Programming Instructions
Tandem PRI Facilities
PRI Facilities Switch Type
Console Procedure PC Procedure
Task List Switch Type
Uniform Dial Plan Routing
Facility Restriction Levels
UDP Routes
Digit Absorption
Other Prepended Digits
Voice and/or Data Routing
Console Procedures PC Procedures To specify routes
Task List Display Preferences For Intersystem Calls
Display Preferences For Intersystem Calls
August
Troubleshooting
Troubleshooting Guidelines Preparation
Reviewing the Non-Local Dial Plan and Routing
Verifying Switch Identifiers
Call to a Non-Local Extension Unexpected Busy Tone
Call to Non-Local Extension Silence or Fast Busy Tone
Possible Cause 2 Callback Queuing is not used
SECURITYlALERT
Merlin Legend Communications System Release
System a LEGEND-PBX→System B LEGEND-Ntwk→System C LEGEND-PBX
Call to Non-Local Extension Warble Tone Error Tone
Merlin Legend Communications System Release
Calls to Non-Local Extensions Unexpected Busy Tone
Call to Non-Local Extension Reaches Wrong Extension
Transfer to Non-Local Extension Not Completed
Call to Non-Local Extension Message from CO
Transfer Call to Non-Local Extension Does Not Return
Did Calls Not Completed
Conference Cannot Add Call
Troubleshooting Did Calls Not Completed
ARS Calls Are Blocked
Callback Does Not Work
Network Call Transmission Level Volume Too Low or Too High
System B
Possible Cause 2 Call transferred to the extension
MLX Displays Network Call Display Problems
Possible Cause 4 Transfer completed too quickly
PassageWay Call Display Problems
Did or PRI Dial-Plan Routed Calls Not Completed
ARS Calls Go to System Operator Unassigned Extension
Possible Cause Clocks are not properly synchronized
Excessive Line Noise on Voice Data Calls
Operator Hears Tones
August
Merlin Legend Communications System Release
System a LEGEND-PBX→System B LEGEND-Ntwk→System C LEGEND-PBX
No Message Waiting Light Update
Hqhudo
Merlin Legend Communications System Release
Support Telephone Number
Customer Support Information
FCC Notification Repair Information
Merlin Legend Communications System Release
Installation Operational Procedures
DOC Notification Repair Information
DOC Certification No 4095A CSA Certification No. LR Load No
Merlin Legend Communications System Release
Merlin Legend
Security of Your System Preventing Toll Fraud
Toll Fraud Prevention
Preventive Measures
A-12
A-13
A-14
Security Risks Associated with the Remote Access Feature
Educating Users
Other Security Hints
Detecting Toll Fraud
Educating Operators
Establishing a Policy
Physical Security
Choosing Passwords
Limiting Outcalling
Limited Warranty Limitation of Liability
Limitation of Liability
Remote Administration Maintenance
August
Sample Reports
Table B-1 For See
Table B-2 Menu Option Report Name Description
B-4
Maintenance and Troubleshooting guide
Dial Plan for Pools
Dial Plan Report
B-7
Dial Plan Report B-8
Print Menu Option
Non-Local Dial Plan Report
Print Menu Option 7UXQN,QIRDQG7
Tie Trunk Information Report
Print Menu Option 7UXQN,QIRDQG
Did Trunk Information Report
Print Menu Option 7UXQN,QIRDQG*HQHUDO
General Trunk Information Report
DS1 Information Report
Print Menu Option 35,,QIR Sections
PRI Information Report
PRI Information Report B-15
OP/P
Both
Print Menu Option 5PRWH$FFHVV Sections
Remote Access Disa Information Report
Disallowed Lists Report
Access to Disallowed Lists Report
Print Menu Option LVDOORZ7R
Print Menu Option $56 Sections
Automatic Route Selection Report
Print Menu Option Wluhfw
Extension Directory Report
QIR plus extension number
Extension Information Report
Sample Reports Extension Information Report B-23
EXT # Label
Direct Group Calling Information Report Local Members Only
5300
Error Log Report
Print Menu Option 6ZLWFK
Switch 56 Data Information Report
Sample Reports Switch 56 Data Information Report B-28
Voice/Fax Messaging Systems
Merlin Legend Mail
Supported System Considerations
Merlin Legend System
Intuity Audix
Messaging
IS-III Audix Voice Power
Fax Messaging in a Centralized Voice Mail Configuration
System Requirements for Touch-Tone Receivers
Touch-Tone Receiver Requirements
Touch-Tone Receiver Requirements
Or more
Table D-5. Modules with TTRs No. of TTRs
Merlin Legend Communications System Release
Merlin Legend Communications System Release
Adds
Italics
Numerics
Accunet
Ascap
AMI
ANI
ARS
Barrier code
Backup
B8ZS
Bandwidth
BMI
BIS
CAT
BRI
Btmi
CAS
CMS
COR
Conversant
CRC
Check
CSU
CTI link
Cyclic redundancy
DHG
DFT
Did
DS0
DLC
Dnis
DOS
EIA
DSL
DSS
DTE
FCC
GPA
FRL
HFU
Hfai
Iclid
Isdn
Is II/III
LDN
LAN
LED
Merlin Legend
MFM
Multiplexing
Monitored
Multi-Function
Module Multiline
OPT
NI-1 BRI
OPX
PFT
PBX
PRI
RAM
QCC
ROM
Smdr
SAA
SDN
SID
Switchhook flash
Star configuration
Alert Adapter Switch
Switched
Tapi
TTR
Tsapi
UDP
VPN
VAC
VDC
VMI
Index
Call reaches wrong extension, 6-14 Call volume
Feature interactions, 3-10 Disallowed Lists Report, B-19
Index IN-4
Index IN-5
Index IN-6
Merlin Legend Communications System Release
IN-8
Programming, 5-23 troubleshooting, 6-9,6-10,6-28
IN-10
IN-11
Index IN-12
