385 Edit: Click it to edit start address and end address. See Figure 5-168. System cancheck the IP address validity after the edit operation and implement IPv6 optimization. Default: Click it to restore default setup. In this case, the trusted sites and blockedsites are both null.Step 4 Click Save to complete setup. If you enabled trusted sites, only the IP in the trusted sites list can access thedevice. If you enabled blocked sites, the IP in the blocked sites cannot access thedevice.Figure 5-167Figure 5-1685.8 PlaybackClick Playback button, you can see an interface is shown as in Figure 5-169.