1134.5.5 UpgradeIt is to update the network camera.From main menu->setting->camera->remote, the interface is shown as below. See Figure 4-24.Click Browse button and then select the upgrade file. Then select a channel (or you can select devicetype filter to select several devices at the same time.)Click Begin button to upgrade. You can see the corresponding dialogue once the upgrade is finish.Figure 4-244.5.6 UPNPImportantDo not connect the switch to the PoE port, otherwise the connection may fail!Please connect the IPC to the PoE port of the device rear panel (Figure 4-25), system can auto connectto the network camera. Please note the following figure is for reference only.Figure 4-254.5.7 Built-in Switch SetupThe built-in switch function is for product of PoE port.From Main menu->Setting->Network->Switch, you can set switch IP address, subnet mask, gateway and