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Cisco IOS in a Nutshell, 2nd Edition by James Boney

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Name

tunnel mode — interface

Synopsis

tunnel mode type
no tunnel mode type

Configures

The type of tunnel

Default

General Routing Encapsulation (GRE)

Description

This command sets the encapsulation mode for a tunnel. Values for type are given in Table 17-28. Both ends of the tunnel must use the same encapsulation type.

Table 17-28. Tunnel types

Tunnel type

Meaning

aurp

AppleTalk Update Routing Protocol

cayman

Cayman TunnelTalk with AppleTalk encapsulation

dvmrp

Distance Vector Multicast Routing Protocol

eon

EON-compatible CLNS tunnel

gre ip

General Route Encapsulation (GRE) protocol over IP

nos

KA9Q/NOS-compatible over IP

gre multipoint

Multipoint General Encapsulation (GRE) protocol

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