Collecting datetime Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', OSError('Tunnel connection failed: 407 Proxy Authentication Required ( Forefront TMG requires authorization to fulfill the request. Access to the Web Proxy filter is denied.
Mar 11, 2005 Opera Browser Can't Connect to Internet Solved - Windows 7 Jul 09, 2018 407 Proxy Authentication Required: What It Is and How to In these situations, the server (or a proxy server, in some cases) is still the network object that is producing the 407 Proxy Authentication Required and returning it as the HTTP response code to the client, but it could be that the client is causing the issue in some way.
I have here an acer 510 tablet with android 4.1.2 and firefox stable. Very often I get the message "proxy-server denied connection, firefox was configured to use a proxy server that denied the connection" (or something like that, the device is non-english).
Opera Proxy - How to Configure Opera 10 to Use a Proxy Opera proxy alternatives. If you are unhappy with the proxies you find you may switch to hide IP Opera alternatives: Opera proxy add-ons or VPN services. The Opera proxy add-ons are easy to install and use add-ons that allow you to connect to premium proxies without any manual configuration. You may find such add-ons here.
The ArcGIS Server post-installation creates two special groups, the agsusers and agsadmin groups, which are given permissions to access ArcGIS Server. Users that need to access ArcGIS Server should be added to the agsusers group. Users that need to administer ArcGIS Server (creating SOCs for instance) should be added to the agsadmin group.
This is for reference because I couldn't find anything describing this (using Google). This is using zabbix_proxy 2.2.8. I kept getting this message in the zabbix_proxy logfile: Unable to connect to the server [