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If we have a firewall in our network then how to connect a VPN server through internet and therefore which port to open in the firewal?
2 52331. What is the difference between layer 2 and layer 3 in the OSI model? 2. What is the difference between a hub, switch, and router? 3. What is a VLAN? 4. What is the difference between TCP and UDP? 5. How do you distinguish a DNS problem from a network problem? 6. What is a runt, Giant, and collision? 7. What is a broadcast storm? 8. What is the purpose of VRRP? 9. What is a VPN? 10. What information about a peer would I need to establish a VPN? 11. What is a full-class C in CIDR notation? 12. What is a default route? 13. What is a metric? 14. What is a MAC address? 15. What is ARP/RARP? 16. Describe a TCP connection sequence 17. What is MTU? 18. What other TCP setting can you modify besides MTU to shorten packets?
2 114621. What ports does FTP traffic travel over? 2. What ports does mail traffic utilize? 3. What ports do HTTP and HTTPS use? 4. Why is NTP required in an NFS network? 5. Name some common mal software on the server side 6. What is CPAN? How do you access it? 7. What is PEAR? 8. What advantages does mod_perl have over a perl CGI? 9. What is required to do SSL in Apache 1.x? 10. What is Tcl? 11. What is a servlet engine/container? 12. What is BIND? 13. Name the steps to setup a slave zone in BIND 14. Name the steps to setup a primary zone in BIND 15. What commands would you use under Solaris or Linux to modify/view an LDAP tree?
TCS,
2731One of my friend told that M.C.A people are not prefered by the companies for networking side requirement is it true? please post your answer.because i want to make my career at networking side.
4 6732What is the difference between process and thread ? also what is the difference between process and service >
ABC,
2 5929I have 2 networks. One is LAN & other is Tata Indicom Modem which is connected to USB. The problem is that When USB Modem is using, i am unable to use LAN. And when we use LAN, we cannot use USB Modem. kindly help me.
2 6428Post New Networking AllOther Questions
Define CableServe
What are the two reasons for using layered protocols?
We can use Office Communication server instead of any dialer?
In which of the 7 layers of OSI will a service handling conversion of characters is from EBCDIC to ASCII be normally implemented ?
What does ‘data transparency’ mean ? With the help of a flow chart, explain the process of bit de-stuffing at the receiver’s end.
Why transport layer protocols like TCP and UDP are called end-to-end protocols. What is the difference between them?
What is packet switching ? Explain two different approaches of packet switching. ?
What do you mean by link to link layers of OSI reference model? Explain their functions briefly?
Why is a data link layer switch preferred over a hub ?
How do cryptography-based keys ensure the validity of data transferred across the network?
How to make a port to a dedicated port through dll registration in a windows system
Why does ATM use the cell of small and fixed length ?
Differentiate between static and dynamic channel allocation.
Explain Token ring
what are the two sub layers of data link layer called ?
