Top Networking Protocols Interview Questions :: ALLInterview.com http://www.allinterview.com Top Networking Protocols Interview Questions en-us Difference between TCP/IP and IP protocol? http://www.allinterview.com/showanswers/1447.html The difference is that TCP is responsible for the data delivery of a packet and IP is responsible for the logical addressing. In other words, IP obtains the address and TCP guarantees delivery of data to that address. what is DNS & Active diretory ? http://www.allinterview.com/showanswers/29017.html DNS: service that translates domain names into IP addresses. Because domain names are alphabetic, they're easier to remember. The Internet however, is really based on IP addresses. Every time you use a domain name, therefore, a DNS differnt type of port number and theire uses? http://www.allinterview.com/showanswers/16429.html the differnt types of port nos and its uses are http 80/tcp World Wide Web HTTP https 443/tcp http protocol over TLS/SSL smtp 25/tcp Simple Mail Transfer snmp 161/tcp SNMP ftp-data What is VTP? http://www.allinterview.com/showanswers/18065.html VTP stands for VLAN Trunking Protocol, a protocol used for configuring and administering VLANs on Cisco network devices. What is the role of TCP protocol and IP protocol. http://www.allinterview.com/showanswers/32220.html TCP and IP are two of the protocols in this suite. (They will be described below.) Because TCP and IP are the best known of the protocols, it has become common to use the term TCP/IP or IP/TCP to refer to the whole family. It is probably not What's the meaning of ARP in TCP/IP? http://www.allinterview.com/showanswers/17021.html The "ARP" stands for Address Resolution Protocol. The ARP standard defines two basic message types: a request and a response. a request message contains an IP address and requests the corresponding hardware address; a replay contains bo Give 4 examples which belongs application layer in TCP/IP architectur http://www.allinterview.com/showanswers/17020.html FTP, TELNET, HTTP and TFTP what is used for knowing its own ip address http://www.allinterview.com/showanswers/5349.html In unix machine we can use the vs lookup hostname command we can get ip address of the particular machine. Not an exact Give an example of Real-time application for TCP and UDP? http://www.allinterview.com/showanswers/509.html TCP - HTTP UDP - video conferencing What is TACACS? Radius? http://www.allinterview.com/showanswers/18069.html terminal access controller access control system remote access dial in user service security enabled by aaa authentication, authorization, accounting provides a means of validation of users gaining access to a router accounting not used with What are Ports?There functions. http://www.allinterview.com/showanswers/1416.html TCP and UDP TCP is a connection oriented protocol UDP is a connection less protocol What is IPSec? http://www.allinterview.com/showanswers/9064.html IPSec is a set of IP extensions that provide security services, such as encryption, authentication, and data integrity. IPSec is typically used with a VPN. How many Layers in Network Layer ? http://www.allinterview.com/showanswers/56413.html 7 Layers 1 application layer 2 Presentation layer 3 Section layer 4 Transport layer 5 Network layer 6 Data link layer 7 physical layer what is the different between TCP and UDP? http://www.allinterview.com/showanswers/3608.html TCP (transmission control protocol)-connection oriented protocol,slow,needs acknowlegement (ie reliable),needs no reordering of packets. UDP-fast('coz needs no acknowlegement),connectionless,unreliable ,needs reordering of packets How TCP stablish connection? http://www.allinterview.com/showanswers/1415.html Visit the site.www.freesoft.org/CIE/Course/Section4/10.htm