New answers tagged layer2
2
votes
Accepted
Understanding IPv4 model of operation
An IP packet (OSI layer 3) isn't encapsulated by another IP packet but by a data link layer frame (OSI layer 2).
It is that frame that is addressed to the next-hop destination - either the gateway ...
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If all subnets are a part of same vlan, then the network segregation using subnets does not make sense
Agreed with what was stated above, using different subnet ranges in the same VLAN is unconventional - typically you'll want a subnet per VLAN. If you think about it VLAN is a 'virtual LAN' - at the ...
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2
votes
Accepted
If all subnets are a part of same vlan, then the network segregation using subnets does not make sense
if all the subnets are part of the same Vlan, does the above advantage still make sense?
Not really. If there's no L2 segregation by VLANs (or separate switches) then any host can join any subnet ...
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5
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If all subnets are a part of same vlan, then the network segregation using subnets does not make sense
So, does Vlan and Subnetting go hand in hand? What I meant is, if we need to use subnetting, the do we need to also make sure each subnet is part of a different vlan?
In 98% of the cases, YES. You ...
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2
votes
Accepted
how can a STP switch time out MAC addresses from the table in Listening state?
A switch can have learned MACs from other interfaces. So when a blocked port transitions to listening, there are already MAC addresses in the table and any MACs received on the listening port won't ...
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