TCP/IP Interview Questions
- What is IP?
- What is IPSec?
- What are sockets?
- What is TCP/IP model?
- How is TCP/IP defined?
- Why we have to use router?
- How is data send by IP layer?
- TCP/IP has how many layers?
- DNS uses which protocol? Why?
- Which layer is closer to the user?
- How Is IP Carried On A Network?
- ARP resolves what? Address or IP?
- RARP resolves what? Address or IP?
- Error control is down in which layer?
- Name 4 example of application layer?
- How does ARP response the request?
- Does IP Protect Data On The Network?
- Where do I find assigned port numbers?
- What is the data unit of “Transport layer”?
- What is the upper layer name of OSI layer?
- What is the port number of Telnet and DNS?
- What is the port number of ftp(data) and ftp?
- Switch operates on which layer of OSI model?
- What is the full form of OSI and TCP/IP model?
- Can the TCP keep alive timeouts be configured?
- What is the way to establish a TCP connection?
- How does TCP try to avoid network meltdown?
- What are the difference between TCP and UDP?
- How do applications coexist over TCP and UDP?
- How can I measure the performance of an IP link?
- What are the differences between OSI and TCP/IP model?
- What is the difference between flow control and error control?
- What are the differences among router, switch, bridge and hub?
- You have one IP: 192.168.10.29. In which layere this IP works?
- Differentiate between forward lookup and reverse lookup in DNS?
- What IP addresses should I assign to machines on a private internet?
- Should we deploy IPSEC-based security or certificate-based security?
- What is the Role of TCP/IP in data transmission from source to destination?
- You are in home. But you need to access the office server router. How can you do that?
- How can I detect that the other end of a TCP connection has crashed? Can I use “keep lives” for this?