enable proxy settings in SharePoint web.config to view RSS Viewer Web Part
Open your web.config on the site you want
to do this just tell the web.config that you have an internet access with a proxy:
i have few notes here:
- you cannot have authenticated RSS feeds unless you enable Kerberos
- if you have your proxy as IP address like 192.168.1.3 and port 8080, your node still looks like
<proxy proxyaddress="https://192.168.1.3:8080" bypassonlocal="true" />
- you need to retart iis