공유기

In a sentence

• 이 방에는 공유기가 설치되어 있어요.

  A router is installed in this room.

  Here, '공유기' is used to denote a device that enables wireless internet sharing.

• 공유기가 고장나서 인터넷 연결이 불안정해요.

  The router broke, so the internet connection is unstable.

  In this sentence, '공유기' refers to the router as a central device for maintaining network stability.

• 새로운 공유기를 사야 할 것 같아요.

  I think we need to buy a new router.

  Here, '공유기' is used to indicate a device considered for replacement to meet functional requirements.