When I run, "apt-get update" on Ubuntu Vivid (15.04), I am getting 404 messages from both the azure.ubuntu.com and the us.ubuntu.com external repository sites.
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/vivid-security/multiverse/binary-amd64/Packages 404 Not Found [IP: 91.189.88.149 80]
I can run the command externally to my a VM verses my Azure VM, and the IP resolves just fine.
Everything seems to feel like a proxy setting in my Azure VM.
How do I set a proxy value in Linux to resolve to the Ubuntu repositories? I should be a bash profile setting like, export HTTP_proxy=HTTS::/username:password@proxy.azure.com::...