D-Link DCS-1100 - mydlink-enabled Wired Network Camera Uživatelský manuál stáhnout pdf (Strana 32)

125

Summary

 Ethernet is the most widely used physical and link layer protocol. Fast

Ethernet provides transmit rate up to 100 Mbps and Gigabit Ethernet

provides transmit rate up to 1 Gbps.

 Power over Ethernet provides the capability of delivering electrical power

over the same network cable of a device for sending data traffic.

 Streaming is the ability of viewing multimedia data while it is being delivered

by a streaming provider. There are three types of streaming technology:

RTP, RTCP, and RTSP.

 In general, D-Link IP Cameras support UPnP feature that provides

automatic IP configuration and dynamic discovery of devices when added to

a network so that it can work immediately.

 PPPoE is a layer 2 protocol often used for connecting to the Internet using

ADSL services. This protocol should be configured in the IP Camera.

 Dynamic DNS (Domain Name Service) is a feature where a device with

dynamic IP address can have its DNS hosted.

IP Networking Essential

• Summary

126

Questions and Answers

1. Which of the following are the technology used for data streaming? (Choose

three)

a. RTP

b. RTCP

c. RTSP

d. RSTP

e. STP

2. At which layer does PPPoE work?

a. Layer 2

b. Layer 3

c. Layer 4

d. Layer 5

IP Networking Essential

• IP Networking Essential Q&A

127

Questions and Answers

3. Which of the following wireless standard works in both 2.4GHz and 5GHz

frequency?

a. 802.11n

b. 802.11a

c. 802.11b

d. 802.11g

IP Networking Essential

• IP Networking Essential Q&A

128128

DCS – IP Surveillance

Appendix – Bandwidth &

Storage Consideration

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