noun
request for forwarding address; PD PR
Computing term for a protocol data unit that requests a forwarding address, often used in network or email contexts.
このプロトコルでは、回送先住所要求パケットを送信して転送先を問い合わせる。
In this protocol, a request for forwarding address packet is sent to inquire about the forwarding destination.
Compound of 回送 (forwarding), 先 (destination), 住所 (address), and 要求 (request).