[c-nsp] Sub Interfaces on 3660

Richey richey at americainter.net
Wed Apr 11 15:47:51 EDT 2007


I am trying to setup Ethernet sub internfaces on a 3660.   I can create the
interface and ping it from the router but when I connect my laptop up to the
port and try and ping the same IP I get nothing.  I am sure I am missing
more.    The Google lottery turns up some stuff about bridge groups but it's
turning up more sales type documents than how tos.

 

What I am trying to do is  I physically connecting FA0/1 to a Radio that
sends a point to point link to a building where I have 3 separate networks.
I am coming out of the Radio on the far side into a switch and then out to 3
networks (Which are the 3 sub interfaces)    After I get this working I will
relace the private IPs with smaller subnets of public IPs.

 

!

interface FastEthernet0/1

 ip address 10.100.1.1 255.255.255.0

 duplex auto

 speed auto

!

interface FastEthernet0/1.100

encapsulation isl 100

 ip address 10.100.100.1 255.255.255.0

no ip redirects

!

interface FastEthernet0/1.101

encapsulation isl 101

 ip address 10.100.101.1 255.255.255.0

no ip redirects

!

interface FastEthernet0/1.102

encapsulation isl 101

 ip address 10.100.102.1 255.255.255.0

no ip redirects

!

 

Thanks

-Richey

 



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