User Manual

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current value and reboot or can click the Cancel button to terminate the current modification.
Before the modification, you can check the MTU of the gateway; the MTU of the DVR should be
the same or lower than the MTU of the gateway. This way, packets can be reduced, and the
network transmission efficiency be enhanced. The following MTU values are for reference only.
1500: Ethernet information packet maximum value and it is also the default value. It is the
typical setup when there is no PPPoE or VPN. It is the default setup of some routers, switches,
and network adapters.
1492: Recommend value for PPPoE.
1468: Recommend value for DHCP. Preferred DNS server: This field allows the user to enter the
DNS server IP address.
Click Test to test the TCP/IP connection. Click OK to modify the NIC settings. Click Cancel to exit the
interface.
To refresh the interface, click the Refresh button. Click OK to save the settings.
Connection
This screen allows users to configure port connections. It is important that the system is rebooted if any
changes are made to the settings on this screen. Also, ensure that port values do not conflict.
Below is a screenshot of the connection screen: