Ppp or pointtopoint protocol is a type of layer 2 protocol datalink layer used mainly for wan. But before we start configuring it we must know what chap is and why we configure. Ccna qualified engineers can plan, install and troubleshoot small to mediumsized networks for companies. When you first enable ppp on a pos or serial interface, no authentication is enabled on the interface until you configure a chap, mschap. In this sample chapter from connecting networks v6 companion guide, identify branch connection options for small to mediumsized businesses, basic configuration. How do you configure oneway authentication using chap with. The only authorized lab manual for the cisco networking academy connecting networks course in the ccna routing and switching curriculum connecting networks lab manual contains all the labs and class activities from the cisco networking academy course. That username is configured for the interface by the cisco ios ppp chap hostname or ppp pap sentusername command, or defaults to the globally configured hostname or stack group name, if this interface is a stack group bidding protocol, or sgbp, group member. Ccent ccna icnd1 100101 official cert guide, academic edition and ccna icnd2 200101 official cert guide, academic edition have been completely revised to align to cisco s new ccna. Pointtopoint protocol ppp is also data link protocol used on serial links just like hdlc. But before we start configuring it we must know what chap is and why we configure it. You can configure ppp on synchronous serial interfaces. Intentionally break and restore ppp pap and chap authentication. So to assist you, below we will discuss one of the more difficult ccna concepts.
Test connectivity between computers and the web server. Cisco ccna routing and switching icnd2 200101 official. How to configure ppp with pap in cisco packet tracer duration. The main purpose of ppp is to transport layer 3 packets over a data link layer pointtopoint link.
Cisco asa firewalls do not support termination of pptp on the firewall itself. The cisco 910 industrial router can be configured as a pppoe client. Ccna routing and switching 200120 official cert guide. Ppp allows you to authenticate connections using either password authentication protocol papor the more effective challenge handshake authentication protocol chap. Ppp supports the assignment of ip address information to a device at the remote end of a ppp link. Ntec224 ccna 4 v5 chapter 3 ppp chapter 3 lecture for the ntec 224 cisco ccna. Rick has authored multiple books for cisco press and multiple online courses for. This field indicates the authentication protocol, either pap or chap. To migrate from a configuration that only uses ppp, to a configuration. Cisco series connected grid routers scada software. However, you can perform any labs that are unlocked for additional practice.
Configuring ppp on the cisco asr 9000 series router information about ppp. Which two statements about using the chap authentication mechanism in a ppp link are true. In 2008 free ccna workbook originally started as a sharable pdf but quickly evolved into the largest ccna training lab website on the net. The cisco 910 industrial router can be configured as a pppoe. The website was founded in late 2009 with the goal of providing free cisco ccna. Configure ppp with chap for the cisco ccna youtube. Chap configuration on cisco routers learn linux ccna. Ccna icnd2 200101 official cert guide, academic edition, is a comprehensive textbook and study package for an intermediatelevel networking course. Pap sends the password in cleartext for authentication so chap. We will introduce you to the most important ppp concepts and proceed to do some real ppp configuration. Cisco ccna is the gold standard of networking exams. The cisco certified network associate ccna routing and switching composite exam 200125 is a 90minute, 6070 question assessment that is associated with the ccna.
However ppp is has more advanced features when compared with hdlc which is quite primitive. In this article you will learn how ppp works and how to configure it on cisco ios routers. Configure ppp pap and chap authentication intentionally break and restore ppp pap and chap authentication scenario in this lab, you will learn how to configure ppp encapsulation on serial links using the network. Pppoe combines ethernet and ppp, to provide an authenticated method of assigning ip addresses to client systems. To enable a router calling a collection of routers to configure a common challenge handshake authentication protocol. This book is designed to provide information about the cisco certified network. Broadband solutions provide teleworkers with highspeed connection options to business locations and to the internet.
This clip is an extract for an online interactive class. Connecting networks companion guide cisco networking academy cisco press 800 east 96th street indianapolis, indiana 46240 usa. Cisco 910 industrial router software configuration guide. In this chapter you will also learn about the key concepts of serial communications and how to configure and troubleshoot a ppp serial connection on a cisco. If chap, the username must be the hostname of the other router and the passwords must be the same in each routers username configuration. Configure ppp 152 basic ppp configuration with options 152. This book has been completely revised to align to cisco s new ccna. Around 50% of your exam score will be based on your handson configuration.
Pap sends the password in cleartext for authentication so chap is preferred and will be discussed in this article. Ccna icnd2 200101 official cert guide, academic edition is a comprehensive textbook and study package for an intermediatelevel networking course. As an alternative, the password could be configured on an external authentication, authorization, and accounting aaa server outside the router. The labs included in this book have been selected as companions to the boson curriculum. Using packet tracer, i demonstrate how to configure serial interfaces for ppp encapsulation and chap authentication. Chapter 6, configuring a switchcommands to configure catalyst 2960. Pptp configuration on cisco routers networks training.
Ppp is one of the wan protocols that you can configure on cisco ios routers. Configure ppp with chap for the cisco ccna all certifications tutorials. Perform this task to override or change the default endpoint discriminator. The configuration uses a password configured on each router. Configure the cust1 router background scenario isps often use pointtopoint protocol over ethernet pppoe on dsl links to their customers.
Ppp over the serial port provides ip connectivity to downstream systems within the supervisory control and data acquisition scada system. The new edition of bestselling ccna 200120 cert guide library, academic edition by wendell odom textbook and study package for a beginner to intermediatelevel networking course. In preparation of your ccna exam, we want to make sure we cover the various concepts that we could see on your cisco ccna exam. The pointtopoint over ethernet pppoe is a network protocol for encapsulating ppp frames inside ethernet frame. Ppp features two methods of authentication pap password authentication protocol and chap challenge handshake authentication protocol a c0nnection is established between two peers only after authentication succeeds. Configuring ppp on the cisco asr 9000 series router. Mpls basic configuration guide cisco asr 920 series ppp and. Cisco certified network associate 200125 exam description. That username is configured for the interface by the cisco ios ppp chap hostname or ppp pap sentusername command, or defaults to the globally configured hostname or stack. Challenge handshake authentication protocol chap, microsoft challenge. Configure ppp with chap for the cisco ccna duration. This challenge lab is designed to test you on configuration and verification of common ccna. We will take a look how ppp works and how to configure it.
Configuring ppp and multilink ppp on the cisco asr 903. In this lab, you will learn how to configure ppp encapsulation on serial links using. Pointtopoint protocol ppp is an open standard protocol that is mostly used to provide connections over pointtopoint serial links. Cisco series connected grid routers hereafter referred to as the cisco cgos router or cgr. Chap configuration on cisco routers learn linux ccna ceh. Chap configuration and verification cisco ccna routing. Chap is an authentication scheme used by point to point protocol servers to validate the identity of remote. First we need to enable ppp encapsulation, then specify if pap or chap will be used with the ppp authentication pap or ppp authentication chap command. To configure compression over ppp, enter the following commands. Lab configuring a router as a pppoe client for dsl. Cisco asr 9000 aggregation services router interface and hardware component configuration.
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