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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 53461. 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 116231. 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,
2771One 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 6898What is the difference between process and thread ? also what is the difference between process and service >
ABC,
2 6072I 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 6560Post New Networking AllOther Questions
Define CableServe
What do you mean by link to link layers of OSI reference model? Explain their functions briefly?
Discuss the different factors affecting congestion control algorithms. ?
What is the minimum and maximum length of the header in the TCP segment and IP datagram
I am using vm ware In my system and I am using 2003server in vm ware ( my o.s is XP ) Now I would like to install .zip in my 2003server machine .how can I do this
What is multicast routing
What is region
What is the range of addresses in the classes of internet addresses
Explain The ATM reference model
Which layer is used to run services like FTP, Telnet etc.
What is tdm?
when I issue the "show ip route bgp" command, I see my routes being learned via ospf and bgp. How can I verify on the nx-os which one will always be used and which one is a backup?
Compare satellite with fiber as a communication medium and enumerate the application areas where satellite still holds a niche(or special)marker.
What is passive topology
Contrast link state and distance vector routing protocols, giving an example of each.
