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6 votes
2 answers
3k views

Can a single subnet work across several switches?

New to networking and studying hard but limited access to a kit to try things at the moment... My question is - if I had, for example, two Layer-2 switches cable connected, could I have devices on ...
ICSOTSecurityEngineer's user avatar
0 votes
3 answers
518 views

Bridges, hubs, switches and repeaters in subnetting

I'm learning to subnet and I'm constantly doing exercises on paper about this topic. I'm trying to breakdown a network into smaller subnets, given the number of hosts for each one. For now, I only ...
aculf's user avatar
  • 3
4 votes
1 answer
1k views

Same Vlan Name / ID on different switches network subnet same or different?

I have several switches (some on same floor and another on other floors) all connected to core layer 3 switches through trunk links. One of the vlan id / name is repeated along the switches. May I ...
Novice Programmer's user avatar
8 votes
3 answers
56k views

Why can't devices in different subnets talk with each other?

I know that the layer 2 doesn't understand IP, and the broadcast domain is same. Why can't devices talk, how does it happen?
Nina's user avatar
  • 430
2 votes
1 answer
743 views

VLAN vs Subnet in switch

For VLAN communication we need a layer 3 device. For internetwork communication, we also need a layer 3 device. Then why did concept of VLAN emerge?
Shubham Saroha's user avatar
1 vote
4 answers
4k views

Accessing devices on different subnets using a switch

I have two devices which come up with default IP addresses: Device 1 - 192.168.168.168 mask 255.255.255.0 Device 2 - 192.168.1.254 mask 255.255.255.0 I can commonly deduce that both the devices ...
Kingkong Jnr's user avatar