Cisco Catalyst IR1800 Series Installation Manual page 63

GNSS Field Replaceable Unit Module
This chapter contains the following sections:
Overview of the GNSS FRU Module
The IR1833 and IR1835 have a slot for a dedicated GNSS field-replaceable unit (FRU) module, which will be
used in addition to the one integrated in the LTE module, for more accurate dead reckoning performance. The
part number is IRM-GNSS-ADR.
GNSS Specifications
The following table shows the GNSS details.
Technology
GNSS
The features that are available on the module are:
The following figure shows a GNSS FRU module.
Overview of the GNSS FRU Module, on page 55
GNSS Specifications, on page 55
Installation and Removal of a GNSS FRU Module, on page 56
RF Band Receive (Rx) Band MHz
GPS 1575.42 +/- 1.023
GLONASS 1597.52 - 1605.92
Galileo 1575.42 +/- 2.046
BeiDou 1561.098 +/- 2.046
Time synchronization: GNSS data can be used as a source clock by NTP server services, thus reducing
WAN traffic and latency.
Location: For geo-fencing and asset tracking.
GNSS data streaming to applications: Data streams, such as NMEA, are being sent to one or multiple
destinations.
C H A P T E R
Cisco Catalyst IR1800 Rugged Series Router Hardware Installation Guide
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