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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 53591. 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 116401. 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,
2775One 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 6914What is the difference between process and thread ? also what is the difference between process and service >
ABC,
2 6094I 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 6571Post New Networking AllOther Questions
Differentiate between Optical fibre and twisted pair
Describe and distinguish between FDMA, TDMA, and CDMA.
Explain FDDI
When you look at a Cisco switch like Cisco 2950, why are the ports labeled with an 'X' behind the number? Like 1x, 2x.....23x, 24x, and what does it mean when there is no 'X'?
What do you understand by the term ‘structured cabling’. State the main rules that should be used when installing a cable. 31. Show that maximum cabling area for LAN for horizontal cabling runs is approximately 200m.
What is count to infinity problem ?
If the transmitted code word is 10011000 and the received code word is 11001001. What is the error word ? Write transmitted code word , received code word and error word as polynomials.
What MAU?
What is OSPF
Explain Network Topologies and their uses.
Outline and discuss the main fields in Ethernet IEEE 802.3 frame. What are the main objectives of preamble ?
Hi i need one website name.Which is used to identify or find the system or person who or which are logged in to the Internet or working with Internet.We can watch and access their drives(memory) also through that website.Could you please tell me which is that website.Please answer me.Advance thanks
Explain pure-ALOHA and slotted- ALOHA systems. Give the expression for throughout for each,clearly explaining the various terms.
What is ISO-OSI reference model ? Compare it with TCP/IP reference model.
When creating a static route, what is the gateway used to define?
