[c-nsp] 3550 as a internet distribution switch

Paul Stainton paul.stainton at talktalk.net
Tue Apr 14 19:23:22 EDT 2009


Hi,

 

Is this possible?

 

I want to configure a 3550 as follows,

 

1 port as a default gateway,  this will be connected to a internet  router.
e.g.  a WAN connection

 

Any number of other the other ports to be assigned an IP address that can be
connected to a cable NAT Router and all outbound traffic be sent to the
default gateway of the 3350

 

e.g.

 

Vlan 2  WAN connection to the internet assigned an IP address of the
internet router

 

Vlan 3, assign IP address 192.168.1.1  255.255.255.0, therefore a cable NAT
router can be connected to this Vlan which could have the IP address
192.168.1.2 Default Gateway 192.168.1.1

All internet traffic will then be directed from the cable Nat router to
192.168.1.2, to 19.168.1.1 on Vlan 3 which in turn will forward the internet
traffic to vlan 2 the WAN connection and out to the internet router

 

Vlan 4 assign IP address 192.168.2.1 255.25.255.0 then as above except for
the 192.168.2 subnet

 

Vlan 5 assign IP address 192.168.3.1 etc, etc

 

Have tried several ways but can never get out on the internet.

 

Any help would be appreciated.

 

Regards

Paul Stainton



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