Multicast; Auto Register - Dahua NVR4108-P User Manual

Parameter
Read Community
Write Community
Trap address
Trap port
SNMP version

5.8.2.12 Multicast

The multicast interface is shown as in Figure 5-39.
Multicast is a transmission mode of data packet. When there is multiple-host to receive the same data
packet, multiple-cast is the best option to reduce the broad width and the CPU load. The source host
can just send out one data to transit. This function also depends on the relationship of the group member
and group of the outer.

5.8.2.13 Auto Register

The auto register interface is shown as below. See Figure 5-40.
This function allows the device to auto register to the proxy you specified. In this way, you can use the
client-end to access the NVR and etc via the proxy. Here the proxy has a switch function. In the network
service, device supports the server address of IPv4 or domain.
Function
It is a string. It is a command between the manage process
and the proxy process. It defined the authentication, access
control and the management relationship between one proxy
and one group of the managers. Please make sure the device
and the proxy are the same.
The read community will read all the objects the SNMP
supported in the specified name. The default setup is public.
It is a string. It is a command between the manage process
and the proxy process. It defined the authentication, access
control and the management relationship between one proxy
and one group of the managers. Please make sure the device
and the proxy are the same.
The read community will read/write/access all the objects the
SNMP supported in the specified name. The default setup is
write.
The destination address of the Trap information from the proxy
program of the device.
The destination port of the Trap information from the proxy
program of the device. It is for the gateway device and the
client-end PC in the LAN to exchange the information. It is a
non-protocol connection port. It has no effect on the network
applications. It is a UDP port not TCP port. The value ranges
from 1 to 165535. The default value is 162.

Check V1, system only processes the information of V1.

Check V2, system only processes the information of V2.
Figure 5-39
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