tunnel
Syntax
tunnel {
allow-fragmentation;
backup-destination address;
destination destination-address;
do-not-fragment;
key number;
routing-instance {
destination routing-instance-name;
}
source source-address;
traffic-class traffic-class-value;
ttl number;
}
Hierarchy Level
[edit interfaces interface-name unit logical-unit-number], [edit logical-systems logical-system-name interfaces interface-name unit logical-unit-number]
Description
Configure a tunnel. You can use the tunnel for unicast and multicast traffic or just for multicast traffic. You can also use tunnels for encrypted traffic or virtual private networks (VPNs).
The remaining statements are explained separately. See CLI Explorer.
Options
encapsulation ipip ( source | address) —(Optional)
Configure IP-IP encapsulation type. To configure an IP-in-IP tunnel
at an FTI, use the encapsulation ipip option at the [edit interfaces interface-name unit logical-unit-number tunnel] hierarchy level. The source and destination options support IPv4 addresses. You can also specify interface
name instead of source address.
Required Privilege Level
interface—To view this statement in the configuration.
interface-control—To add this statement to the configuration.
Release Information
Statement introduced before Junos OS Release 7.4.