Fail to install source iso

[david_huang]

my Board ：LS1021A

 When I install the source iso and execute the command "./sources/meta-freescale/scripts/host-prepare.sh", I get the error below; and I'm suere my net is well, what should I do then?

"Get:19 http://security.ubuntu.com/ubuntu/ precise-security/main libx11-doc all 2:1.4.99.1-0ubuntu2.3 [2,433 kB]
Err http://security.ubuntu.com/ubuntu/ precise-security/main libx11-doc all 2:1.4.99.1-0ubuntu2.3
Connection failed [IP: 91.189.91.26 80]
Fetched 13.0 kB in 1min 15s (172 B/s)
Failed to fetch http://us.archive.ubuntu.com/ubuntu/pool/main/s/slang2/libslang2-dev_2.2.4-3ubuntu1_amd64.deb Something wicked happened resolving 'us.archive.ubuntu.com:http' (-5 - No address associated with hostname)
Failed to fetch http://us.archive.ubuntu.com/ubuntu/pool/main/libc/libcaca/libcaca-dev_0.99.beta17-2.1ubuntu2_amd64.... Something wicked happened resolving 'us.archive.ubuntu.com:http' (-5 - No address associated with hostname)
Failed to fetch http://security.ubuntu.com/ubuntu/pool/main/libx/libx11/libx11-dev_1.4.99.1-0ubuntu2.3_amd64.deb Connection failed [IP: 91.189.91.23 80]
Failed to fetch http://security.ubuntu.com/ubuntu/pool/main/libs/libsdl1.2/libsdl1.2-dev_1.2.14-6.4ubuntu3.1_amd64.d... Connection failed [IP: 91.189.88.161 80]
Failed to fetch http://security.ubuntu.com/ubuntu/pool/main/libx/libx11/libx11-doc_1.4.99.1-0ubuntu2.3_all.deb Connection failed [IP: 91.189.91.26 80]
Failed to fetch http://us.archive.ubuntu.com/ubuntu/pool/main/s/screen/screen_4.0.3-14ubuntu8_amd64.deb Connection failed [IP: 91.189.91.26 80]
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
ERROR: Fail to install pkgs on host! See message above...
"

[alexander_yakov]

According to error log you submitted, your Linux workstation can not connect to server with Ubuntu security updates. This problem is specific to your network settings and not related to our SDK. Please contact your IT team for support.

Have a great day,
Alexander
TIC

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