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mask the default gateway.
Default gateway: Here you can input the default gateway. Please note
system needs to check the validity of all IPv6 addresses. The IP address
and the default gateway shall be in the same IP section. That is to say, the
specified length of the subnet prefix shall have the same string .
DHCP: It is to auto search IP. When enable DHCP function, you can not
modify IP/Subnet mask/Gateway. These values are from DHCP function.
If you have not enabled DHC P function, IP/Subnet mask/Gateway display
as zero. You need to disable DHCP function to view current IP information.
Besides, when PPPoE is operating, you can not modify IP/Subnet mask
Gateway. MTU: It is to set MTU value of the network adapter. The value
ranges from 1280 -7200. The default setup is 1500 bytes. Please note
MTU modification may result in network adapter reboot and network
becomes off. That is to say, MTU modification can affect current network
service. System may pop up dialog box for you to confirm setup when you
want to change MTU setup. Click OK button to confirm current reboot, or
you can click Cancel button to terminate current modification. Before the
modification, you can check the MTU of the gateway; the MTU of the DVR
shall be the same as or is lower than the MTU of the gateway. In this way,
you can reduce packets and enhance network transmission efficiency.
1500: Ethernet information packet max 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 router, switch or the network adapter.
1492: Recommend value for PPPoE.
1468: Recommend value for DHCP.
Preferred DNS server: DNS server IP address.
Alternate DNS server: DNS server alternate address.
Transfer mode: Here you can select the priority between fluency/video
qualities.
LAN download: System can process the downloaded data first if you
enable this function. The
download speed is 1.5X or 2.0X of the normal speed.
LAN download: System can process the downloaded data first if you
enable this function. The download
5X or 2.0X of the normal speed.
After completing all the setups please click save button, system goes back
to the previous menu.
Network service