Wsus Synchronization problems

[pickman]

Trying to work out what the issue is with my wsus update sync

 

IS it the server or my smoothwall that are causing this issue.

 

all ports are open for this server on the smoothwall.

 

here the error i get from wsus

 

WebException: The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure channel. ---> System.Security.Authentication.AuthenticationException: The remote certificate is invalid according to the validation procedure.

at System.Web.Services.Protocols.WebClientProtocol.GetWebResponse(WebRequest request)

at System.Web.Services.Protocols.HttpWebClientProtocol.GetWebResponse(WebRequest request)

at Microsoft.UpdateServices.ServerSync.ServerSyncCompressionProxy.GetWebResponse(WebRequest webRequest)

at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters)

at Microsoft.UpdateServices.ServerSyncWebServices.ServerSync.ServerSyncProxy.GetAuthConfig()

at Microsoft.UpdateServices.ServerSync.ServerSyncLib.InternetGetServerAuthConfig(ServerSyncProxy proxy, WebServiceCommunicationHelper webServiceHelper)

at Microsoft.UpdateServices.ServerSync.ServerSyncLib.Authenticate(AuthorizationManager authorizationManager, Boolean checkExpiration, ServerSyncProxy proxy, Cookie cookie, WebServiceCommunicationHelper webServiceHelper)

at Microsoft.UpdateServices.ServerSync.CatalogSyncAgentCore.SyncConfigUpdatesFromUSS()

at Microsoft.UpdateServices.Serve

[dapaulio]

Proxy exception for your wsus server?

[dapaulio]

My apologies. Thought you were meaning client side. After re reading it is upstream your having problems with. Edited May 17, 2017 by dapaulio

[dapaulio]

Do you have issues accessing other secure sites when surfing the net. Time and date on the server and on your smooth wall is correct/ within the tolerance.