Thank you for reply Monica.
RPC over HTTP was enabled and ports 80, 25 and 443 were all allowed on my firewall.
To solve it I hadnt allowed RPC to use SSL in IIS. Ticked the tick box and it worked.
Thank you for reply Monica.
RPC over HTTP was enabled and ports 80, 25 and 443 were all allowed on my firewall.
To solve it I hadnt allowed RPC to use SSL in IIS. Ticked the tick box and it worked.