Hi All  I want to understand whats this ip igmp snooping optimise-multicast-flood command does , as in the explanation it says if you disable the command it will flood the unknown multicast traffic . My doubt is if we disable igmp snooping  also  al...

Is there any particular reason to limit the maximum number of ports to 8  in an ether channel .  Could any one can explain the reason for that

Hi all i have a doubt regarding area 0 which is known to be backbone area and all other areas attached to backbone area by an ABR . Why can we make any other areas as backbone say area 1 is made as backbone and all other areas connected to this area ...

Hi all i have doubt regarding the ospf lsa refresh time interval . why this is set as default by 30 minutes . is there any particular reason for this ? Please let me know

  If there are there switches connected in a full mesh topology say A ,B, C having same bridge priority . After stp convergence  A has become the root bridgeif i change the bridge priority of B , how this information will be conveyed, to my knowledge...