Dahua nvr4208-8p User Manual

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You can view all connected network adapter names (including Ethernet, PPPoE, WIFI, and 3G), you can
click the button on the right panel to begin Sniffer. Click the grey stop button to stop. Please note
system can not Sniffer several network adapters at the same time.
After Sniffer began, you can exit to implement corresponding network operation such as login WEB,
monitor. Please go back to Sniffer interface to click stop Sniffer. System can save the packets to the
specified path. The file is named after “Network adapter name+time”. You can use software such as
Wireshark to open the packets on the PC for the professional engineer to solve complicated problems.
Figure 4-145
4.14.2.2 Network Load
From main menu->Info-Network->Load, network load is shown as in Figure 4-146. Here you can view the
follow statistics of the device network adapter.
Here you can view information of all connected network adapters. The connection status is shown as
offline if connection is disconnected. Click one network adapter, you can view the flow statistics such as
send rate and receive rate at the top panel

Dahua nvr4208-8p Specifications

General

Operating System	Embedded LINUX
IP Camera Input	8 channel
Two-way Talk	1 channel Input, 1 channel Output, RCA
Interface	1 HDMI, 1 VGA
OSD	Camera title, Time, Video loss, Camera lock, Motion detection, Recording
Record Interval	1 ~ 120 min (default: 60 min), Pre-record: 1 ~ 30 sec, Post-record: 10 ~ 300 sec
Ethernet	1 RJ-45 Port (10/100/1000Mbps)
Max. User Access	128 users
Smart Phone	iPhone, iPad, Android
HDD Bays	1
Operating Temperature	-10°C ~ +55°C (+14°F ~ +131°F)
Main Processor	Dual-core embedded processor
Multi-screen Display	1/4/9
Video Detection and Alarm	Motion Detection, MD Zones: 396 (22 x 18), Video Loss, Camera Blank
Alarm input	4
Relay Output	2
Compression	H.265, H.264
Recording Resolution	Up to 8MP
Record Mode	Manual, Schedule (Regular, Continuous), MD (Video detection: Motion Detection, Camera Blank, Video Loss)
PoE	8 ports (IEEE802.3af/at)
Protocols	HTTP, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP, Alarm Server, IP Search (Support Dahua IP camera, DVR, NVS, etc.)
USB Interface	2 USB2.0
Power Supply	AC 100~240V, 50/60 Hz
Power Consumption	NVR: <10W (without HDD), PoE: Max 25.5W for single port, 130W total
Operating Humidity	10%~90% RH