What list of calls are used to establish a tcp and/or udp socket connection?
TCP/IP hdr checksum : what method is used ?
describe the various connectivity devices that operate at the various layers of the OSI MODEL. also state the challenges an admnistrator faces while using these devices
what is active Directory? what is main role in windows 2003 server?
How can I tell if port 25 is open?
What are the different types of osi layer?
How do I know if my ftp port 21 is blocked?
What is shared memory in os?
Does ip change with wifi?
What is codec ? What is the use of that?
How can we measure the performance of an ip link?
Explain how can we detect that the other end of a tcp connection has crashed? Can we use "keepalives" for this?
How does a messaging queue work?