You can configure orderwire for NEs by using the U2000 Web LCT.
Provisioning Orderwire
To provide the maintenance personnel with a dedicated express orderwire channel, you can configure orderwire for NEs.
Configuring Express Orderwire
In the case of two NEs without a fiber connection, you can configure the express orderwire to provide the maintenance personnel with an express orderwire channel between the NEs.