Q&A

CCNA Practice Questions

Test your CCNA skills with these practice questions. The Q&A is a preview from the book – CCNA Interview questions and answers Question 1 How many collision domains are available respectively on 5 port and 8 port hub? Explanation On a hub, all the ports belong to

Basic networking interview questions

The following are basic networking interview questions, which is a sample from the Ebook – 250 Networking Interview questions and answers —————————————————————————————————————— Buy from Amazon Q1 – On which port do a DNS client and server work. Q2 – How does a FTP server differentiate between two

TCP/IP Protocols Interview Questions

Take a self assessment on TCP/IP protocols. Buy from Amazon 1.What is the destination mac-address of an ARP request frame 2.Is ARP used on a PPP link 3.Does ARP contain an IP header 4.What does a switch do when it receives an ARP request frame on one

TCP IP Interview questions

TCP/IP Interview questions and answers Buy from Amazon 1 .Two users are accessing a Network application simultaneously. Which fields in the TCP/IP header would the server use to distinguish between the connections. a. Source IP address in the IP header. b. Destination IP address in the IP

Network Troubleshooting interview questions

The following network troubleshooting interview questions is a sample preview from the Ebook – 250 + Network engineer interview questions and answers Buy from Amazon A network administrator incorrectly configures manually the DNS server IP address on the clients TCP/IP adapter setting. The default gateway of the

Network Security Interview questions

The following network security interview questions is a preview from the Book - Network Security interview questions and answers Buy from Amazon How can a brute force attack on a router be prevented A limit for the maximum number of login attempts can be setup on the

IPSEC Interview questions

The following IPSEC based interview questions is a preview from the ebook – 250 Networking Interview questions and answers Buy from Amazon Q1 – In which IPSEC Phase is the keys used for data encryption derived. Q2 – In IPSEC, If ESP provides both encryption and authentication,

Interview questions on VLAN

The following interview questions is a preview from the Ebook – 250 Networking Interview questions and answers Buy from Amazon Q1 – How does a switch forward traffic from a trunk port to appropriate VLAN. Q2 – Which feature would allow a VLAN to be sent untagged

Interview questions on switching

The following switching interview questions is a preview from the ebook – 250 Networking interview questions and answers Buy from Amazon ——————————————————————————————————————- Q1-Which feature would allow a VLAN to be sent untagged on a trunk port. Q2-Three switches sw1, sw2 and sw3 transmit STP BPDU packets with

Interview questions on routing

Can routers check ethernet frames Routers look for information inside the IP packet header for routing the packets. But the packets itself would be encapsulated inside frames like ethernet, PPP etc. For example, if the IP packet is encapsulated inside an ethernet frame, the router would first