Networking Protocols Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

SNMP (49)
TCP IP (421)
UDP (47)
SS7 (31)

Protocols AllOther (111)

Networking Protocols Interview Questions

Questions Answers Views Company eMail

How do I check if a port is open?

1063

How do I check if my firewall is blocking a port?

1078

How do I check if port 22 is open?

1081

How do I find my server port?

1032

How do I find out what program is using a port?

1141

How do I find out what service is using a port?

1081

How do I find what ports are being used on my mac?

1135

How do I know if my ftp port 21 is blocked?

970

How do I stop pid 4 from using port 80?

1072

How do I unblock a port?

1156

Is port 80 open on my network?

1052

Is port forwarding dangerous?

1104

Is port forwarding necessary?

1054

What is port address?

1058

What is port 135 commonly used for?

1111

Un-Answered Questions { Networking Protocols }

What is tcp ip in networking?

1092

Explain how names are translated (resolved) into ip address?

1148

Draw diagrams for the waveforms you would expect when the bit sequence 10111001 is transmitted on IEEE 802.3

3178

Do I use tcp or udp?

969

Explain how can we detect that the other end of a tcp connection has crashed? Can we use "keepalives" for this?

1241

How can I tell if port 445 is open?

1022

In which layer SMTP is used?

1224

Can the IP address same for 2 pcs?

1085

What is IP address range?

1133

What two things constitute a tcp ip socket?

1205

What is the role of health and safety committee

2654

What is the difference between unidirectional and bidirectional?

1074

How do applications coexist over tcp and udp?

1353

What is the core naming mechanism?

1208

How are semaphores used?

1144

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