Routing to radius server

[Dan Williams]

On Fri, 2015-01-30 at 23:30 +0530, Sarah Thomas wrote:
> Hi,
> 
>   If its a switch(wired) on which 802.1x has to be run and if the radius
> server is not local to the switch, how can the routing happen? Radius
> Protocol is Layer 3 and switch is at layer 2, so, how will it route the
> packet to the radius server?.

The switch must be smart enough to have IP capabilities and it will
communicate with the RADIUS server via UDP.  So as long as the switch
can reach the RADIUS server via IP routing things will work.

Dan

> If thats the case, should we have a router connected to the switch to route
> the radius packet thats constructed by the switch?