EverFocus NVR User Manual page 48

6. After selecting one of searched routers, click the
port-forwarding to this router automatically. You will find ports of setting,
liveview, playback and CMS are listed.
For security reason, the privilege of UPnP port-forwarding is LOWER than
port-forwarding configured on router. Therefore, if the ports have been used on
router, we are unable to know before finding out access failure.
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icon to set up