Cannot connect to other SMSMSE servers using assets. Error The request failed with HTTP status 405: Method not Allowed

Products

• Mail Security for Microsoft Exchange

Issue/Introduction

You have multiple Windows 2012 Servers within the same subnet with Symantec Mail Security installed but when you try to change the assets from the SMSGUI to manage multiple servers you get a prompt to Authenticate and after you enter the credential successfully you get the error as below

Resolution

Open the IIS Manager of each of the Server with SMSMSE and  install the ASP.NET 4.5 as below