User guide

Contents

1 Overview 1

1.1 PPP-Encapsulated Circuits and Binding 1

1.2 PPP Oversubscription 3

1.3 Single-Stack and Dual-Stack Support 3

1.4 PPP Keepalive Checks 4

1.5 PPPoE Features 6

1.6 Using IPCP Option 144 to Reserve IP Addresses and

Install Subnet Routes 6

2 Multilink PPP 9

3 Configuration Tasks 11

3.1 Configuring PPP 11

3.1.1 Configure PPP Global Attributes 11

3.1.2 Configure a PPP-Encapsulated Port 12

3.1.3 Configure a PPP-Encapsulated ATM PVC 12

3.1.4 Configure a Subscriber Record for PPP 13

3.1.5 Configure an Interface for Static PPP Peer Router IP

Address Assignment 13

3.1.6 Configure MLPPP on ATM PVCs 13

3.1.7 Example: MLPPP Configuration on ATM PVCs 14

3.1.8 Configure MLPPP for L2TP Subscribers 14

3.1.9 Example: MLPPP Configuration for L2TP Subscribers 15

3.2 Configuring PPPoE 15

3.2.1 Configure PPPoE Global and 802.1Q Profile Attributes 15

3.2.2 Configure a PPPoE-Encapsulated Ethernet Port 16

3.2.3 Configure a PPPoE-Encapsulated ATM PVC 17

3.2.4 Configure a PPPoE-Encapsulated 802.1Q PVC 17

3.2.5 Configure a PPPoE-Encapsulated Child Circuit on an ATM

PVC 18

3.2.6 Configure a PPPoE-Encapsulated Child Circuit on an

802.1Q PVC 19

3.2.7 Configure a Subscriber Record for PPPoE 19

3.2.8 Configure IPCP Netmask Negotiation 20

3.2.9 Configure MLPPP over PPPoE 20

3.2.10 Example: MLPPP Configuration on PPPoE 21

4 Operations Tasks 23

5 Configuration Examples 25

5.1 PPP Examples 25

5.1.1 PPP Configuration with Dynamic Binding 25

64/1543-CRA 119 1170/1 Uen K | 2012-12-04