Lucent Technologies DEFINITY Enterprise Communications Server And GuestWorks Property Management System Interface Specifications

DEFINITY ECS and GuestWorks Property Management System
Interface Specifications  555-231-601  Issue 2
December 1999
Feature Codes, Process Codes, and Operations 
89 Status Inquiry and Failure Management 
Recovery from Loss of Communication
In the case of a PMS failure, it is assumed that check-in/check-outs may need to 
be done manually and entered into the PMS system at a later time when the sys-
tem is again operational. The PMS should not resume transmission of the process 
code F Status Inquiry...

DEFINITY ECS and GuestWorks Property Management System
Interface Specifications  555-231-601  Issue 2
December 1999
Feature Codes, Process Codes, and Operations 
90 Status Inquiry and Failure Management 
The Database Exchange Procedure
If the switch has recognized the reestablishment of communication and 
responded with a process code 1 or process code 2 message to the PMS, the 
switch will not process any message type received from the PMS, except Status 
Inquiry messages, until the PMS initiates the...

DEFINITY ECS and GuestWorks Property Management System
Interface Specifications  555-231-601  Issue 2
December 1999
Feature Codes, Process Codes, and Operations 
91 Status Inquiry and Failure Management 
As mentioned previously, normal feature messages may be sent or received 
during the database room image exchange procedure. Care should be taken to 
insure that the most current status is always presented via message sequence 
for a particular room to the switch. For example, a status change done at a...

DEFINITY ECS and GuestWorks Property Management System
Interface Specifications  555-231-601  Issue 2
December 1999
Feature Codes, Process Codes, and Operations 
92 Status Inquiry and Failure Management 
Examples of Status Inquiry Message Activity
Ta b l e 2 7 is an example of the status inquiry message activity that might occur dur-
ing normal traffic to initialize the data link communication when a database swap 
is requested by the switch (the process code follows the status inquiry).
The following...

DEFINITY ECS and GuestWorks Property Management System
Interface Specifications  555-231-601  Issue 2
December 1999
Feature Codes, Process Codes, and Operations 
93 Status Inquiry and Failure Management  

DEFINITY ECS and GuestWorks Property Management System
Interface Specifications  555-231-601  Issue 2
December 1999
Feature Codes, Process Codes, and Operations 
94 Status Inquiry and Failure Management  

Acronyms and Glossary 
95 Acronyms 
DEFINITY ECS and GuestWorks Property Management System
Interface Specifications  555-231-601  Issue 2
December 1999
Acronyms and Glossary
Acronyms
This section contains acronym expansions related to the PMS interface specifica-
tion.
nACK — Acknowledge message (0x06)
nASCII — American Standard Code for Information Interchange
nBCC — Block check code
nBCD — Binary coded decimal
nCKI — Check-in (ASCII)
nCKO — Check-out (ASCII)
nCR — Controlled restriction (ASCII)
nDLE —...

DEFINITY ECS and GuestWorks Property Management System
Interface Specifications  555-231-601  Issue 2
December 1999
Acronyms and Glossary 
96 Glossary 
nRMI — Room data image (ASCII)
nRR — Data Link Release Reason Code
nRSN — Room station number
nSTS — Status inquiry (ASCII)
nSTX — Start of text message (0x02)
nV/O — Vacant/Occupied
Glossary
This section contains glossary terms related to the PMS interface specification.
nAttendant Console — Telephone equipment usually used at the front desk 
to answer...

DEFINITY ECS and GuestWorks Property Management System
Interface Specifications  555-231-601  Issue 2
December 1999
Acronyms and Glossary 
97 Glossary 
nRoom Numbering Plan — This is the numbering plan for the rooms and 
how they relate to the telephone extension numbers assigned for those 
rooms.
For example, in a hotel that has more than nine floors and no more than 99 
rooms on each floor, floors one through nine would use a prefix digit (for 
example, 3) prepended for each room extension number. For...

DEFINITY ECS and GuestWorks Property Management System
Interface Specifications  555-231-601  Issue 2
December 1999
Acronyms and Glossary 
98 Glossary