ProxyError: HTTPSConnectionPool(host='api.alliance.carbonblack.com', port=443): Max retries exceeded with url: /api/v2/reputation/module/meta (Caused by ProxyError('Cannot connect to proxy.', error('Tunnel connection failed: 407 Proxy Authentication Required',)))
1. Change cb.conf:
FROM:
"AllianceClientProxyUrl=http://proxy_url:port"
TO:
"AllianceClientProxyUrl=http://proxy_usrename:proxy_password@proxy_url:port"
2. Restart services