[c-nsp] Basics !!!

[Chris Cappuccio]

any modern operating system can participate in multiple IP subnets on one 
physical interface

even windows xp can do this these days!

Gangasagar Amula [sagar_cisco at rediffmail.com] wrote:
>   
> Dear All,
> 
> Can anyone tell me is it possible to connect two PC in a switch with different network ips....say for e.g. 172.10.10.1 255.255.255.0 & 172.20.20.1 255.255.255.0 ( WITH NO ROUTER or L3SWITCH in picture)
> 
> Actually my confusion,is switch is L2 device...it doesnt understand ip addressing.
> 
> The frame from 172.10.10.1 will go to the switch and will throw this frame on all ports (if it is the 1st frame) and the port on which 172.20.20.1 is connected will reply to it (same process will happen..)
> 
> Th pc's will update their arp entries with their mac address and then their is no need to go to the all ports instead frame will be thrown to particular port.
> 
> 
> 
> Is it true?
> 
> 
> Also when for e.g. I have now l3 device.....and created the vlans...
> Now whether to communicate in between two n/ws....will it go to the L3 device.
> 
> 
> Regards,
> Sagar
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