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Junos OS Hierarchy Levels


(Required) Specify the destination IPv4 or IPv6 address used for Junos OS probes. For specifying the target address for TWAMP control connections and tests, see control-connection (Junos OS Evolved).



For TWAMP managed control connections and test sessions, use the specified IPv4 or IPv6 address for the target host. MX Series and PTX Series Junos OS TWAMP Light test sessions support both IPv4 and IPv6 addresses.


Starting with Junos OS Release 14.2R2, the RPM client router (the router or switch that originates the RPM probes) can send probe packets to the RPM probe server (the device that receives the RPM probes) that contains an IPv6 address.

local-link IPv6-link-local-interface-name For TWAMP Light test sessions with IPv6 target addresses (where the control-type light statement is configured for the control connection), configure the link-local logical interface name for the egress interface.

Required Privilege Level

system—To view this statement in the configuration.

system-control—To add this statement to the configuration.

Release Information

Statement introduced before Junos OS Release 7.4.

Statement introduced in Junos OS Release 9.3 for EX Series switches.

Statement introduced in Junos OS Release 13.2 for PTX Packet Transport routers.

Support at the [edit services rpm twamp client control-connection control-client-name] hierarchy level introduced in Junos OS Release 15.1 for MX Series routers.

Statement introduced in Junos OS Release 18.1 for QFX Series switches.

Support for IPv6 addresses for TWAMP Light test sessions introduced in Junos OS Release 21.3R1 for MX Series and PTX1000, PTX3000, and PTX5000 routers.

local-link option for IPv6 TWAMP Light test sessions introduced in Junos OS Release 21.4R1.