1. What is the command netstat -r used for? to display the TCP sockets to renew

Question

1. What is the command netstat -r used for?

      to display the TCP sockets
       to renew the default gateway
       to release the assigned IP address
       to display the host routing table

6. Why is NAT not needed in IPv6?? (Points : 1)       

Any host or user can get a public IPv6 network address because the number of available IPv6 addresses is extremely large.?
       Because IPv6 has integrated security, there is no need to hide the IPv6 addresses of internal networks.?
       The problems that are induced by NAT applications are solved because the IPv6 header improves packet handling by intermediate routers.?
       The end-to-end connectivity problems that are caused by NAT are solved because the number of routes increases with the number of nodes that are connected to the Internet.

Explanation / Answer

1. What is the command netstat -r used for?1

The netstat -r command is often used to view the routing table for a system. A system uses a routing table to determine routing information for TCP/IP traffic.

6: Why is NAT not needed in IPv6??

you got them from your Internet Service Provider (ISP) such as ATT, Sprint, Comcast, or the like when you had your Internet connection line pulled into your building.

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