Avaya Configuring BFE Services Manuel d'utilisateur télécharger pdf (Page 28)

Configuring GRE, NAT, RIPSO, and BFE Services

2-4

305753-A Rev 00

Figure 2-2. GRE Tunnel Encapsulating the IP Protocol

Router 2

Router 1

Router

interface

Router

interface

Tunnel

interface

Tunnel

interface

Key

IP0064A

Internet/Intranet

10.0.0.1

8.0.0.2

data

MAC header

Source IP address

Destination IP address

11.0.0.10

11.0.0.20

10.0.0.1

8.0.0.2

MAC header

Source IP address

Destination IP address

GRE header

Source IP address

Destination address

10.0.0.1

8.0.0.2

data

MAC header

Source IP address

Destination IP address

Transport protocol

Passenger protocol

Host

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Avaya Configuring BFE Services Manuel d'utilisateur Page 28