cloud foundry多节点安装出现问题，请帮忙解决
我在安装cloud foundry（4个节点）过程中出现如下问题和疑问，麻烦帮忙解决：Install Rest of the Components 出现错误：
执行~/dev_setup$ bin/vcap_dev_setup -c deployments/sample/multihost_mysql/rest.yml
出现错误：
Get:11 http://us.archive.ubuntu.com lucid-updates/restricted Sources [2,196B]
Get:12 http://us.archive.ubuntu.com lucid-updates/universe Packages [314kB]
Get:13 http://security.ubuntu.com lucid-security/restricted Sources [1,267B]
Get:14 http://security.ubuntu.com lucid-security/universe Packages [164kB]
Get:15 http://us.archive.ubuntu.com lucid-updates/universe Sources [105kB]
Get:16 http://security.ubuntu.com lucid-security/universe Sources [42.9kB]
Get:17 http://us.archive.ubuntu.com lucid-updates/multiverse Packages [11.5kB]
Get:18 http://security.ubuntu.com lucid-security/multiverse Packages [5,364B]
Get:19 http://us.archive.ubuntu.com lucid-updates/multiverse Sources [5,834B]
Get:20 http://security.ubuntu.com lucid-security/multiverse Sources [2,354B]
Fetched 2,276kB in 38s (58.6kB/s)
Reading package lists... Done
Installing wget...
Reading package lists...
Building dependency tree...
Reading state information...
wget is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 129 not upgraded.
Checking web connectivity.
Giving up. Cannot connect to the web. Check your proxy settings if you are behind a proxy.
这是怎么回事，请帮忙解决，谢谢！
补充：云计算 , Cloud Foundry
