Panasonic WJ-ND400 Resolution, Router, SD memory recording, SD memory data, Smtp authentication

Glossary

Resolution

Indicates the smoothness of the image quality and the size of the images recorded from the camera. Indicates the number of dots used in the image displayed on the screen. A horizontal resolution of

720dots and a vertical resolution of 480 dots is expressed as 720-

Router

Placed in between different networks, a router sends data to the proper destination via network. If data on the network is addressed to an external network, routers send the data to the outside of the network after judging the optimum sending route.

SD memory recording, SD memory data

SD memory recording is a camera function that saves images in the camera's internal SD memory when communication with the camera is disconnected within the time table recording time set on the recorder. SD memory data refers to those images recorded on the card.

SMTP

A protocol for sending e-mail on the Internet or an Intranet. Used when transferring mail between servers or when clients send mail to the server.

SMTP authentication

SMTP mail transfer protocol appended with a user authentication function. It authenticates passwords and user accounts between SMTP servers and clients. Both SMTP servers and clients must support SMTP authentication.

SMTP Server

A server that supports SMTP, currently the most widely used mail transfer protocol.

SNMP

A protocol for monitoring and managing networked communications devices, such as routers, PCs, cameras and Network Disk Recorders via a network.

Schedule Recording

Function that automatically starts video and audio recording on a preset time schedule.

Secondary Server

DNS servers usually have more than 2 systems and the secondary server is the sub system. If there is trouble with the primary server, the secondary server takes over.

Sequence

Function that automatically switches the camera image in a preset order. Sequence is available on the recorder when live images are displayed.

Subnet

A small network used as a unit of administration when a larger network is divided into smaller networks. Large networks in corporations, for example, the network can be broken down into smaller networks called "subnets" to make the network more manageable and lines used more efficiently. In this case, these smaller networks are called subnets.

Subnet mask

Subnet mask consists of 32-bit numeric values. According to the values, devices can determine which part of the address is the network address and which part is the host address.

System Administrator

Person with the responsibility for setting up and monitoring the recorder.

TCP/IP

The standard network protocol for the Internet and Intranets.

URL

An address for locating information resources such as documents and images on the Internet.

Unicast

Way to send data to a single IP address on a network.

VPN

Service used to make public lines as private lines. Many companies are using this as a new medium of communication instead of costly private lines. Depending on service, VPN also provides a secure line using authentication technology and encryption.

Video Motion Detection (VMD)

Function that automatically detects objects moving in video images.

The main unit records the VMD information sent from the camera and has a VMD search function (*) to find images for only the time and date at which motion was detected.

*Refer to the readme.txt for information about cameras that support VMD search.

WAN

Allows physically separated PCs, such as between the head office and a branch office, to connect via a phone line or private line data for exchanging.

Web Browser

Application software necessary for viewing web pages. The software downloads HTML, image, and sound files from the Internet and displays them after analyzing them. Microsoft Internet Explorer is one of the web browsers.

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