ProxMox 4, отключаем платный репозиторий

Proxmox VE No-Subscription Repository

The pve-no-subscription repo can be used for testing and non-production use. Its not recommended to run on production servers as these packages are not always heavily tested and validated. As the name suggests, there is no Proxmox VE Subscription Key needed to access this repository.
In order to use the pve-no-subscription repository, check and adapt your sources.list:
nano /etc/apt/sources.list
deb http://ftp.debian.org/debian jessie main contrib

# PVE pve-no-subscription repository provided by proxmox.com, NOT recommended for production use
deb http://download.proxmox.com/debian jessie pve-no-subscription

# security updates
deb http://security.debian.org/ jessie/updates main contrib
Note:
To prevent error messages accessing the Proxmox VE Enterprise Repository (if you have no Subscription key), you can disable this repo by commenting out the following line:
nano /etc/apt/sources.list.d/pve-enterprise.list

# deb https://enterprise.proxmox.com/debian jessie pve-enterprise
Proxmox VE pvetest Repository

The pvetest repo is for testing only.
In order to use the pvetest repository, adapt your sources.list.d/pve-enterprise.list:
nano /etc/apt/sources.list.d/pve-enterprise.list
deb http://download.proxmox.com/debian jessie pvetest
#deb https://enterprise.proxmox.com/debian jessie pve-enterprise

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apt-get update && apt-get dist-upgrade