JH Net+ Ch5 Flashcards
What is DHCP server?P 139
Dynamic Host Configuration Protocol Server assigns IP addresses to hosts
What is DHCP relay?P 143
To configure and to provide IP addresses from a DHCP server to hosts that are not on the same LAN as DHCP server.
What is Multilayer Switch?P 144
It is a computer networking device that switches on Open Systems Interconnection ( OSI) Layer2 like an ordinary network switch but provides routing.
What is Load Balancer?P 145
Sends incoming packets to multiple machines hidden behind one IP address.
T/F? An average router just sends incoming packets to their specified IP addressP 145
T
What is DNS?P 145
Domain Name Service Server resolves an IP address for any given hostname is known as name resolution.
What FQDN stands for?P 145
FULLY QUALIFIED DOMAIN NAME.
What is FULLY QUALIFIED DOMAIN NAME?P 145
Consists of a hostname and a Domain name.
What level of the Internet domain would be for example .Com, .Edu, .Gov and son on?P 145
Top-level
Which top-level domain is the largest?P 146
The .Com domain
What is PTR?P 147
Pointer Record that keeps a record resolve hostnames to IP addresses.
What is Dynamic DNS?P 150
It is a method of automatically updating a name server in the Domain Name System (DNS), often in real time, with the active DDNS configuration of its configured hostnames, addresses or other information.
What is Proxy Server?P 150
It is a type of server that handles it client-machine requests by forwarding them on to other servers while allowing granular control over the traffic between the local LAN and the Internet.
What is Caching Proxy Server?P 151
A caching proxy server speeds up the network’s service requests by recovering information from a clients earlier request.
What is Web Proxy Server?P 151
A web proxy server is usually used to create a web cache.
