User's Manual
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● Disable the port mapping function of the router to avoid direct access to the intranet
devices from external network.
● The network should be partitioned and isolated according to the actual network needs. If
there are no communication requirements between two sub networks, it is suggested to
use VLAN, network GAP and other technologies to partition the network, so as to
achieve the network isolation effect.
● Establish the 802.1x access authentication system to reduce the risk of unauthorized
access to private networks.
Summary of Contents for NVR41 series
Page 1: ...Dahua Network Video Recorder User s Manual ZHEJIANG DAHUA VISION TECHNOLOGY CO LTD V4 5 1...
Page 103: ...User s Manual 89 The following figure is for reference only Figure 3 51...
Page 122: ...User s Manual 108 Figure 4 21 Step 3 Set parameters See Table 4 5...
Page 139: ...User s Manual 125 Figure 4 33 Step 3 Set record type See Figure 4 34...
Page 295: ...User s Manual 281 Figure 4 182 Figure 4 183...
Page 416: ...User s Manual...
