Dahua NVR6000 series User Manual

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Dahua NVR6000 series User Manual Manual pdf 173 page image

Parameter FunctionRead Community It is a string. It is a command between the manage processand the proxy process. It defined the authentication, accesscontrol and the management relationship between one proxyand one group of the managers. Please make sure the deviceand the proxy are the same.The read community will read all the objects the SNMPsupported in the specified name. The default setup is public.Write Community It is a string. It is a command between the manage processand the proxy process. It defined the authentication, accesscontrol and the management relationship between one proxyand one group of the managers. Please make sure the deviceand the proxy are the same.The read community will read/write/access all the objects theSNMP supported in the specified name. The default setup iswrite.Trap address The destination address of the Trap information from the proxyprogram of the device.Trap port The destination port of the Trap information from the proxyprogram of the device. It is for the gateway device and theclient-end PC in the LAN to exchange the information. It is anon-protocol connection port. It has no effect on the networkapplications. It is a UDP port not TCP port. The value rangesfrom 1 to 165535. The default value is 162.SNMP version  Check V1, system only processes the information of V1. Check V2, system only processes the information of V2.4.8.2.10 MulticastFrom main window->Setup->Network->Multicast, the multicast interface is shown as in Figure 4-36.Multicast is a transmission mode of data packet. When there is multiple-host to receive the same datapacket, multiple-cast is the best option to reduce the broad width and the CPU load. The source hostcan just send out one data to transit. This function also depends on the relationship of the group memberand group of the outer.Figure 4-364.8.2.11 RegisterFrom main window->Setup->Network->Register, the auto register interface is shown as below. SeeFigure 4-37.This function allows the device to auto register to the proxy you specified. In this way, you can use theclient-end to access the NVR and etc via the proxy. Here the proxy has a switch function. In the network163