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somewhere in the todd lammle's CCNA 640-801 book...i found a review question :what does EIGRP use to deliver routing information throughtout the internetwork?A. DUALB. RTPC. RTPMD. PDM.In answer section, I found answer "A"- Dual is correct. But my qu...
hi,I am not clear the difference between RIP's Invalid timer and holddown timer . I am following todd lammle's ccna book as my preparation. and the invalid timer and holddown is appearing same to me. plz help me to get it clear.Thanks
Well, I know a switch breaks up collusion domain...but what happens when multiple pc wants to contact with a particular pc on a switch simultaneously, how the collusion is managed? Is there any time sharing or queuing of frame take place on switch po...
I come to know from this site : http://www.networknewz.com/2004/0317.html that vtp pruning restricts unncessary packet travalling accross trunk link. This is good, but imagine a situation where;|----------|switch -1 (marketing and salse VLAN)|-------...
hi,I want to know why an unicast is a category of broadcast? Why its not a broadcast frame itself?As we know there are 4 types of broadcast:1.layer 2 broadcast2.layer 3 broadcast3.unicast4.multicastAs i know when a pc wants to contact other pc on loc...
so why in hub/repeater environment collusion domain creates? In hub there is also CSMA/CD....and pc sense the carrier before fream transmission ... yet its create collusion??
Hi David,Thanks for ur reply. ok, I assume when client comes to DHCP for renewal, It may send unicast. If so, can't we say each point to point conversation within Lan is unicast ?Is my idea right? when a pc knows destination's pc's IP and MAC address...
I got this:"A designated port is the connection used to send and receive packets on a SPECIFIC SEGMENT."from this site:http://computer.howstuffworks.com/lan-switch14.htmSo, isn't a root port of any (non-root bridge) also a designated port - for the s...
