Example: pvc switching configuration, Example: pvc switching configuration -30 – AIS Router AI2524 User Manual

Page 346

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AI2524 Router Card User’s Manual

Page 13-30

August 1997

2524UM

Example: PVC Switching Configuration

You can configure your router as a dedicated, DCE-only Frame Relay
switch. Switching is based on DLCIs. The incoming DLCI is exam-
ined, and the outgoing interface and DLCI are determined. Switching
takes place when the incoming DLCI in the packet is replaced by the
outgoing DLCI, and the packet is sent out the outgoing interface.

In this example, the router switches two PVCs between interface serial
1 and 2. Frames with DLCI 100 received on serial 1 will be transmitted
with DLCI 200 on serial 2 (see

Figure 13-4

).

Figure 13-4:PVC Switching Configuration

Configuration for Router A

frame-relay switching

!

interface Ethernet0

ip address 131.108.160.58 255.255.255.0

!

interface Serial1

no ip address

encapsulation frame-relay

keepalive 15

frame-relay lmi-type ansi

frame-relay intf-type dce

frame-relay route 100 interface Serial2 200

frame-relay route 101 interface Serial2 201

clockrate 2000000

!

interface Serial2

encapsulation frame-relay keepalive 15

frame-relay intf-type dce

frame-relay route 200 interface Serial1 100

frame-relay route 201 interface Serial1 101

clockrate 64000

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