我在AWS上有一个全新设置的EC2实例，但是看来它无法连接到互联网...我进行了广泛搜索，发现的所有内容都没有改变。这是我遇到的错误，请告诉我是否需要更多信息。
Err:1 http://security.ubuntu.com/ubuntu bionic-security InRelease
Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1360:8001::21). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1560:8001::11). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1560:8001::14). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1562::16). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1562::19). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1360:8001::17). - connect (101: Network is unreachable) Could not connect to security.ubuntu.com:80 (91.189.88.149), connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.162), connection timed out Could not connect to security.ubuntu.com:80 (91.189.91.23), connection timed out Could not connect to security.ubuntu.com:80 (91.189.91.26), connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.24), connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.31), connection timed out
Err:2 http://us-east-1.ec2.archive.ubuntu.com/ubuntu bionic InRelease
Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (34.201.250.36), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (34.229.132.181), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (34.229.150.131), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (34.237.137.22), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (52.73.36.184), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (52.91.65.63), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (52.207.133.243), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (54.152.129.43), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (54.165.17.230), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (54.172.25.22), connection timed out
Err:3 http://us-east-1.ec2.archive.ubuntu.com/ubuntu bionic-updates InRelease
Unable to connect to us-east-1.ec2.archive.ubuntu.com:http:
Err:4 http://us-east-1.ec2.archive.ubuntu.com/ubuntu bionic-backports InRelease
Unable to connect to us-east-1.ec2.archive.ubuntu.com:http:
Reading package lists... Done
Building dependency tree
Reading state information... Done
All packages are up to date.
W: Failed to fetch http://us-east-1.ec2.archive.ubuntu.com/ubuntu/dists/bionic/InRelease Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (34.201.250.36), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (34.229.132.181), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (34.229.150.131), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (34.237.137.22), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (52.73.36.184), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (52.91.65.63), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (52.207.133.243), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (54.152.129.43), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (54.165.17.230), connection timed out Could not connect to us-east-1.ec2.archive.ubuntu.com:80 (54.172.25.22), connection timed out
W: Failed to fetch http://us-east-1.ec2.archive.ubuntu.com/ubuntu/dists/bionic-updates/InRelease Unable to connect to us-east-1.ec2.archive.ubuntu.com:http:
W: Failed to fetch http://us-east-1.ec2.archive.ubuntu.com/ubuntu/dists/bionic-backports/InRelease Unable to connect to us-east-1.ec2.archive.ubuntu.com:http:
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/bionic-security/InRelease Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1360:8001::21). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1560:8001::11). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1560:8001::14). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1562::16). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1562::19). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1360:8001::17). - connect (101: Network is unreachable) Could not connect to security.ubuntu.com:80 (91.189.88.149), connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.162), connection timed out Could not connect to security.ubuntu.com:80 (91.189.91.23), connection timed out Could not connect to security.ubuntu.com:80 (91.189.91.26), connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.24), connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.31), connection timed out
W: Some index files failed to download. They have been ignored, or old ones used instead.