How Zigbee CIE and IAS device work.

The following steps show how Zigbee CIE and IAS device work:

1. ZC (act as CIE) enable permit join to allow IAS Zone device to join.

2. ZC does binding to IAS zone.

3. ZC sends a write attribute request to the joined IAS zone device to write the CIE IEEE Address attribute.

4. The joined IAS Zone device sends an IAS Zone Enrollment request to ZC (the CIE).

5. IAS zone device can send IAS Zone status report to ZC (the CIE) and ZC (the CIE) can receive IAS Zone report.