port modem interne
/ˈpɔʁ modˈɛm ɛ̃tˈɛʁn/
n
English: internal modem port · 内置调制解调器端口
Sens：Connector used to attach the internal modem (a two-way digital signal changing device) to a telephone line.
English: internal modem port · 内置调制解调器端口