NS1000 Version 2
Document for SE and Sales Training
Network Survivability
(Easy Explanation Edition)
Rev 1.1C December 15, 2012
Panasonic System Networks
PBX SE team
Specifications and schedule are subject to change without notice.
1. Introduction
Back-up is available automatically for SIP trunk incl E1 / PRI
adapter, KX-NT/UT IP-phone and one look connection.
PRI/E1 or SIP Provider
Trunk Adaptor
SIP Trunk
KX-NS1000 (2nd)
Back-up Master
One-Look AK
One-Look AK
KX-NS1000 (1st)
Master
KX-NT
KX-UT
KX-NT
Back-up master PBX
works as slave PBX
usually.
But it works as
master PBX after
master PBX stops
working.
KX-UT
PRI/E1 or SIP Provider
Trunk Adaptor
After master PBX stops working,
KX-NS1000
Back-up Master
SIP Trunk
One-Look AK
One-Look AK
KX-NS1000
Master
KX-NT
KX-UT
KX-NT
KX-UT
2
2. Table of Contents
Chapter
Explanation
1
Specifications
2
Programming for Back-up Master
3
Programming for Back-up of SIP trunk
4
Programming for Back-up of KX-NT/UT phone
5
Programming for Isolated mode
3
Chapter 1
Specifications
4
11. Back-up of SIP trunk and KX-NT/UT
Alternative
Solution for
W-CPU
W-Power Supply
Back-up is available automatically for SIP trunk incl
E1 / PRI adapter and KX-NT/UT IP-phone.
IP address of SIP server is
pre-programmed to 2nd PBX
also for back-up during
working.
PRI/E1 Adapter
Trunk Adaptor
or SIP Provider
SIP Trunk
IP address of 1st PBX (Master)
and 2nd PBX (Back-up) can be
assigned to NT.
1st PBX informs IP address of
2nd PBX to UT during working.
One-Look AK
One-Look AK
KX-NS1000 (1st)
Master
KX-NS1000 (2nd)
Back-up Master
KX-NT
KX-UT
PRI/E1
Trunk Adaptor
After master PBX stops working,
SIP Trunk
or SIP Provider
KX-NS1000
Back-up Master
One-Look AK
One-Look AK
2nd
If
PBX cannot
communicate with 1st
PBX, 2nd PBX starts
working for SIP provider.
KX-NS1000
Master
If NT/UT cannot communicate
with 1st PBX, NT/UT starts
working with 2nd PBX.
KX-NT
KX-UT
5
12. Back-up of One-look
Back-up is available for One-look network also.
One-Look AK
One-Look AK
One-Look AK
KX-NS1000
Master
KX-NS1000
Slave
One-Look AK
KX-NS1000
Back-up Master
Back-up is available for Activation Key automatically.
It works for 10 days as temporal AK after master PBX stops working.
One-Look AK
KX-NS1000
Master
Other AK
Temporal AK
One-Look AK
KX-NS1000
Back-up Master
All AK of 1st PBX is
informed to 2nd PBX
during working.
6
13. Back-up of Analog CO and AK
Back-up is available for Analog CO by parallel cabling.
Telephone Company
KX-NS1000
Master
KX-NS1000
Back-up Master
7
14. Conditions for Back-up
Conditions
- Left message in Built-in VM for Master PBX cannot be transferred
to Back-up PBX.
It is recommended to use VM to E-mail feature always.
- IP address of Master PBX and Back-up PBX is not same.
So CTI application cannot work automatically.
- Max. one Back-up Master can be assigned.
- Because one IP phone is registered as two extensions for back-up,
Max. 500 IP phones can work with Back-up feature. (Not all 1000)
Max. 128 SIP trunk (incl E1/PRI adapter) for Back-up (Not all 256)
One-Look AK
One-Look AK
KX-NS1000 (1st)
Master
101
EXT 101 in 1st PBX
EXT 301 in 2nd PBX
102
EXT 102 in 1st PBX
EXT 303 in 2nd PBX
301
302
201
EXT 201
in 2nd PBX
202
KX-NS1000 (2nd)
Back-up Master
EXT 202
in 2nd PBX
Ext 3xx in 2nd PBX works as Ext 1xx after master PBX stops working.
Walking extension feature works automatically.
8
15. Isolated Mode
When Back-up PBX also stops working, or Back-up PBX is not
prepared, or communication between Slave PBX and Master PBX
(incl Back-up PBX) stops, Slave PBX starts working independently.
IP CH AK
in Slave PBX
IP CH AK
in Master PBX
Master
Slave
IP CH AK
in Slave PBX
IP CH AK
in Master PBX
Master
Slave
Conditions
- AK for IP ch in Master PBX is not transferred to slave PBX.
- AK for other such as Cellular Link feature is transferred to slave PBX.
It works for 10 days as temporal AK after master PBX stops working.
- If extension in slave PBX uses VM mail box in master PBX,
VM cannot work. VM in same PBX should be used.
9
16. Return to Normal mode
Back-up Master mode or Isolated mode does not stop automatically
after communication with master PBX works again.
Manual operation is required to Master PBX.
This specification does not allow unexpected return before complete
trouble shooting of network.
Automatic return mode is under study for version 3.
10
17. Other conditions
- System data is copied to slave PBX (Back-up Master / Isolated).
System data is data which can be programmed by web
maintenance console such as speed dial, ARS and so on.
- Data in SRAM is not copied to slave PBX (Back-up / Isolated).
SMDR / Charge / Error Log / Timed Reminder / Extension Dial Lock /
Check-In Check-Out / Clean Up status / Login Logout / Ready Not Ready
- When communication between master PBX does not work for 40
seconds (programmable), slave PBX restarts automatically, and
Back-up Master mode or Isolated mode starts.
- When back-up Master mode or Isolated modes starts,
error log can be sent from slave PBX by e-mail.
11
Chapter 2
Programming for
Back-up Master
12
Programming
for Master
21. Programming - 1
Back-up master mode can be assigned when
slave unit is added in “Add Site Wizard”.
KX-NS1000
Master
KX-NS1000
Other Slave
KX-NS1000
Back-up Master
(Slave)
13
Programming
for Master
22. Programming - 2
KX-NS1000
Other Slave
Back-up master mode can be changed
to other slave PBX.
KX-NS1000
Master
KX-NS1000
Back-up Master
(Slave)
Note:
New back-up master unit will be restarted automatically.
14
Programming
for Master
23. Programming - 3
KX-NS1000
Other Slave
Timer can be adjusted for back-up feature.
KX-NS1000
Master
KX-NS1000
Back-up Master
(Slave)
1.“Multisite Keep alive Time-out time” value is used for Alive check for
both Master and Slave.
2.”Multisite startup monitoring time” is used for Slave how long wait reply
from Master whether start with Master/Backup Master or Isolated mode.
15
Chapter 3
Programming for Back-up of
SIP Trunk incl E1/PRI adapter
16
Programming
for Slave
31. Programming - 1
SIP server registration has to be
pre-programmed to slave unit also.
“Back-up mode” has to be programmed
to work this only when communication
between master PBX is disabled.
PRI/E1 Adapter or
SIP server
Trunk Adaptor
KX-NS1000
Other Slave
TRG 1
for example
KX-NS1000
Master
KX-NS1000
Back-up Master
(Slave)
This program is available to other slave unit (Isolated mode).
But Back-up Master is recommended because AK for IP channels is
transferred to Back-up Master only.
17
Chapter 4
Programming for Back-up of
KX-NT / KX-UT Phone
18
Programming
for Slave
41. Programming - 1
Make extension as “Secondary”.
This is dummy extension for
walking extension.
Dummy extension number such as 301
should be unused number for real
extension now and in future.
KX-NS1000
Other Slave
KX-NS1000
Master
KX-NS1000
Back-up Master
(Slave)
EXT 101 in 1st PBX
EXT 301 in 2nd PBX
301
302
303
Virtual IP Extension card is required for back-up of KX-NT phone.
Virtual UT Extension card is required for back-p of KX-UT phone.
19
Programming
for Master
42. Programming - 2
KX-NS1000
Other Slave
Assign 2ndary extension to 1st extension.
101
102
103
:
301
302
303
:
KX-NS1000
Master
KX-NS1000
Back-up Master
(Slave)
EXT 101 in 1st PBX
EXT 301 in 2nd PBX
2ndary PBX IP address has to
be assigned to KX-NT phone
manually.
KX-NT returns to Master PBX
automatically when Master
starts again.
2ndary PBX IP address is
informed to KX-UT from master
PBX automatically.
KX-UT software has to be latest.
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43. Programming - 3
Technically any back-up combination is available.
But Master to Back-up Master is recommended because AK for IP
channels is transferred from Master to Back-up Master only.
KX-NS1000
Other Slave
Real EXT 105 in Other Slave PBX
Dummy EXT 305 in Master PBX
Real EXT 106 in Other Slave PBX
Dummy EXT 306 in Back-up Master PBX
KX-NS1000
Master
KX-NS1000
Back-up Master (Slave)
Recommend
Real EXT 101 in Master PBX
Dummy EXT 301 in Back-up Master PBX
Real EXT 103 in Back-up Master PBX
Dummy EXT 303 in Other Slave PBX
Real EXT 102 in Master PBX
Dummy EXT 302 in Other Slave PBX
Real EXT 104 in Back-up Master PBX
Dummy EXT 304 in Master PBX
21
Programming
for Master
44. Programming - 4
Programming
for Slave
Result can be confirmed as follows.
Information of
Clarify assign as
Pair EXT.
Primary/Secondary PBX
22
Chapter 5
Programming for
Isolated mode
23
Programming
for Slave
51. Programming - 1
KX-NS1000
Other Slave
Isolated mode has to be enabled.
(Default is disable.)
KX-NS1000
Master
KX-NS1000
Back-up Master
(Slave)
24
Thank you !
The END
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