System Description

TD 93025US
9 May 2019 / Ver. I 6
System Description
teleCARE IP
2.2 DHCP Requirements
2.3 Network Expectations
NUREP 2.4GHz (outdoor) 985/300 feet/meters
NILF (for LF) 9/2.7 feet/meters
NILF (for NIRX in NILF) 1/0.3 100/30 feet/meters
Planning and capacity
Number of wireless PD's per NISM
Note: This includes NIRX units in an NILF as well
500 #
Number of NIRX’s per NISM 50 #
Number of repeaters per wireless gateway
Note: gateway requires 1 repeater and supports 3 strings
of 4 repeaters each
1+3*4 #
Number of wireless gateways per NISM 50 #
Number of transceivers per NIRC3 (NIRX) 50 #
Number of transceivers per NUREP 50 #
Number of calls per second NISM2 2 #
Supervision heartbeat
Heartbeat PD's (default) 240 seconds
Heartbeat repeaters (fixed default) 5 seconds
PD lost report timing (default) 60 minutes
Retries
Number of retries transceivers 4 #
Number of retries repeaters 10 #
DHCP Requirements
The teleCARE IP system requires a DHCP server
The teleCARE IP system should be in one broadcast domain
When an NISM is not included a permanent IP address assignment is required with
DHCP reservation
Network Expectations
The LAN installation must be certified and tested in accordance with
ANSI/TIA/EIA-568-A
Practical engineering parameters (wireless) Min. Max. Unit