我版本：Ubuntu 6.06 LTS
发现这里的几个地址无法访问，但用浏览器却可以，不知道原因出在哪里。
错误信息如下：
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Failed to fetch http://archive.ubuntu.org.cn/ubuntu/dis ... ackages.gz 403 Forbidden
Reading package lists... Done
E: Some index files failed to download, they have been ignored, or old ones used instead.
谁能告诉我为什么阿？
