The Fn (Find Neighbors) Command - Digi DigiMesh XBee S2C User Manual

Network commissioning and diagnostics
You can send FN locally on a device in Command mode or you can use a local
0x08.
To use FN remotely, send the target node a
the name of the AT command.
The device you use to send FN transmits a zero-hop broadcast to all of its immediate neighbors. All of
the devices that receive this broadcast send an RF packet to the device that transmitted the FN
command. If you sent FN remotely, the target devices respond directly to the device that sent the FN
command. The device that sends FN outputs a response packet in the same format as an
Command Response frame -

The FN (Find Neighbors) command

The FN (Find Neighbors) command works exactly the same as the ND (Network Discover) command
except that it is limited to neighboring devices (devices that are only one hop away). See
Neighbors).
XBee S2C DigiMesh 2.4 User Guide
Remote AT Command Request frame - 0x17
0x88.
Node discovery
AT Command frame -
using FN as
AT
FN (Find
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