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Principe PPPoE

PPPoA. PPPoA. Tunnel. PPP. Tunnel. Tunnel. PPP. PPP. Principe PPPoE. Réseau large bande. Serveur PPPoE. Serveur PPPoE. Client PPPoE. Client PPPoE. Tunnel. PPP. Tunnel. PPP. PPPoE avec ATU-R. Internet. BAS (Serveur PPPoE). Réseau large bande. Réseau large bande.

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Principe PPPoE

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  1. PPPoA PPPoA Tunnel PPP Tunnel Tunnel PPP PPP Principe PPPoE Réseau large bande Serveur PPPoE Serveur PPPoE Client PPPoE Client PPPoE

  2. Tunnel PPP Tunnel PPP PPPoE avec ATU-R Internet BAS (Serveur PPPoE) Réseau large bande Réseau large bande Client PPPoE Bridging modems Client PPPoE

  3. Protocoles d’authentification CHAP PAP LCP NCP IPX AppleTalk IP PPPoE EthV2 ou IEEE/LLC/SNAP 10BaseT Situation du protocole PPPoE Réseau Liaison PPP RS 232, RS422, ... Physique

  4. (Broadcast) « PADI:PPPoE_Active Discover Initiation » «PADO: PPPoE_Active Discovery offer(services) » «PADO: PPPoE_Active Discovery offer (services)» Phase découverte «PADR: PPPoE_active Discovery Request » «PADS:  PPPoE Active Discovery Session confirm [Session_Id] » Phase session PPP «PADT: PPPoE_Active Discovery Terminate » Les deux phases de PPPoE Concentrateur d’accès2 Client Concentrateur d’accès1 (BAS)

  5. Trame Ethernet Trame Ethernet @MAC src: (b) Type:8863 (PPPoE Discovery) @MAC src: (a) Type:8863 (PPPoE Discovery) @MAC dest: ) @MAC dest: * (Broadcast) Paquet PPPoE Code:09 (PADI) version: 01/ Type: 01 Session ID: (0) Paquet PPPoE Code:07 (PADO) version: 01/ Type: 01 Session ID:( 0) Nom du concentrateur d’accès/ Services offerts/... Phase Discovery (1) @IP: B Client Concentrateur d’accès 1 @MAC: b @MAC: a Concentrateur d’accès 2

  6. Trame Ethernet Trame Ethernet @MAC src: (b) Type:8863 (PPPoE Discovery) @MAC src: (a) Type:8863 (PPPoE Discovery) @MAC dest: ) @MAC dest: Paquet PPPoE Code:19 (PADR) version: 01/ Type: 01 Session ID: (0) Paquet PPPoE Code:65 (PADS) version: 01/ Type: 01 Session ID:(n) Phase Discovery (2) @IP: B Client Serveur 1 @MAC: b @MAC: a Serveur 2

  7. Trame Ethernet Trame Ethernet @MAC src: (b) Type 8864 (PPPoE session PPP) @MAC src: (a) Type:8864 (PPPoE session PPP) @MAC dest: ) @MAC dest: Paquet PPPoE Code:00 (PPP) version: 01/ Type: 01 Session ID: (n) Paquet PPPoE Code:00 (PPP) version: 01/ Type: 01 Session ID: (n) Phase Session PPP @IP: B Client Serveur 1 @MAC: b @MAC: a Serveur 2 Trame PPP Trame PPP

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