多元 たげん接続 せつぞく方式 ほうしきじゃなかったです
tagensetsuzokuhōshikijanakattadesu

Noun
Desu Copula

The polite, past negative form of 多元接続方式

1. Wasn't multi-link.; Wasn't diverse connection.

Past/Perfective
Negative
Polite
Casual Register
Telecommunications