Conntecting frame switches together

[red888]

Hello, simple question (i think). How would I go about connecting two or more frame switches together? By frame switch I mean 3620 configured as such. I googled this though did not turn up anything useful.

Thanks for any responses.

 

[Minue]

Hello
Cisco said it's routers can act as NNI.I have never tested them.Below is a example conf,give it a try and let me know.

SW#show running-config
Building configuration...
<output omitted>
!
hostname SW
!
<output omitted>
!
frame-relay switching
!
interface Serial2/1
no ip address
encapsulation frame-relay
clockrate 64000
frame-relay intf-type dce
frame-relay route 100 interface Serial2/3 300
!
interface Serial2/3
no ip address
encapsulation frame-relay
clockrate 64000
frame-relay intf-type nni
frame-relay route 300 interface Serial2/1 100

SW2#show running-config
Building configuration...
<output omitted>
!
hostname SW2
!
<output omitted>
!
frame-relay switching
!
interface Serial3/1
no ip address
encapsulation frame-relay
clockrate 64000
frame-relay intf-type dce
frame-relay route 200 interface Serial3/3 300
!
interface Serial3/3
no ip address
encapsulation frame-relay
clockrate 64000
frame-relay intf-type nni
frame-relay route 300 interface Serial3/1 200

Regards