Testing the Communication Link and Establishing a Mesh Network
Digi XBee 865/868 LP Development Kit Getting Started Guide
10
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Note
The remote radio requires a P8 jumper on the XBIB loopback header.
CAUTION!
Ensure that the P8 jumper is not bridging the two pins together on the
base radio. This could cause XCTU to stall if the jumper is populated and
requests are sent to the radio.