networking

i need short answer for these questions:

 

1- Explain the three different tunneling protocols developed for transmission of IPv6 packets over or through an IPv4 network.​ 

  

2. Describe the difference between dynamic ARP table entries and static ARP table entries.​ 

3. Compare the three categories of routers. 

4. Describe the OSPF routing protocol.​  

5. List some examples of routing metrics that might be used to determine the best path for data. 

6.  What is the difference between static and dynamic routing?  

7.  Explain the difference between an inverter and a rectifier.  

8.  Describe the three different types of cabling recognized by TIA/EIA as acceptable for horizontal wiring.​  

9.  What steps should be taken to manage documentation at a cabling plant?​  

11. Describe the differences between a brownout and a blackout.​  

12.   Explain how equipment should be configured in a rack to best optimize airflow and temperature.​