실행 sudo apt-get update
하면 다음과 같은 오류가 발생합니다.
Err archive.ubuntu.com quantal InRelease
Err archive.ubuntu.com quantal-updates InRelease
Err archive.ubuntu.com quantal-backports InRelease
Err archive.ubuntu.com quantal-security InRelease
Err archive.ubuntu.com quantal Release.gpg
Unable to connect to archive.ubuntu.com:http: [IP: 91.189.92.177 80]
Err archive.ubuntu.com quantal-updates Release.gpg
Unable to connect to archive.ubuntu.com:http: [IP: 91.189.92.177 80]
Err archive.ubuntu.com quantal-backports Release.gpg
Unable to connect to archive.ubuntu.com:http: [IP: 91.189.92.177 80]
Err archive.ubuntu.com quantal-security Release.gpg
Unable to connect to archive.ubuntu.com:http: [IP: 91.189.92.177 80]
Reading package lists... Done
W: Failed to fetch archive.ubuntu.com/ubuntu/dists/quantal/InRelease
W: Failed to fetch archive.ubuntu.com/ubuntu/dists/quantal-updates/InRelease
W: Failed to fetch archive.ubuntu.com/ubuntu/dists/quantal-backports/InRelease
W: Failed to fetch archive.ubuntu.com/ubuntu/dists/quantal-security/InRelease
W: Failed to fetch archive.ubuntu.com/ubuntu/dists/quantal/Release.gpg Unable to connect to archive.ubuntu.com:http: [IP: 91.189.92.177 80]
W: Failed to fetch archive.ubuntu.com/ubuntu/dists/quantal-updates/Release.gpg Unable to connect to archive.ubuntu.com:http: [IP: 91.189.92.177 80]
W: Failed to fetch archive.ubuntu.com/ubuntu/dists/quantal-backports/Release.gpg Unable to connect to archive.ubuntu.com:http: [IP: 91.189.92.177 80]
W: Failed to fetch archive.ubuntu.com/ubuntu/dists/quantal-security/Release.gpg Unable to connect to archive.ubuntu.com:http: [IP: 91.189.92.177 80]
W: Some index files failed to download. They have been ignored, or old ones used instead.
우분투 12.04를 사용하고 있습니다. 이것은 윈도우 설치 프로그램에서 Ubuntu를 설치 한 후 사용한 명령입니다. 내 노트북이 인터넷에 연결되어 있다고 확신합니다. 내가 지금 무엇을 할 수 있을까?