1. Home Device Caching & Replacement Group Name: WG1 Source: KETI, ETRI, SK Telecom, nTels, KCA, Kaonmedia Meeting Date: 2014-07-dd Agenda Item: Discussion

2. Introduction Caching – In home domain use cases, many devices are used depend on seasons and long disconnected devices are turned on again, they might need to be registered again. Replacement – Because of low battery and any other reasons, device replacement in home domain is important scenario and Replace of a device from an existing network followed by remove procedure and add new device procedure

3. Device caching CSEBase Application 2 (device 2) Application 1 Node 2 (device 2) SUMMER Application 2 (device 2) Node 1 (device 1) Resource bin Application 2 (device 2) Node 2 (device 2) Application 2 (device 2) WINTER

4. Replacement Replace because of low battery Replace gateway because a user finds a better one Siren Gateway