Thanks for responding ... checked your link.
My username is in the Administrators group on the server and the client. On both the server and client, the following are verified:
1) On MsDtsServer, Launch and Activation Permission, Administrators group is allowed for Local Launch, Remote Launch, Local Activation, Remote Activation.
2) On MsDtsServer, Access Permission, Administrators group is allowed for Local Access, Remote Access.
3) Added my username to DCOM group on both the client and server.
4) Restarted SSIS service on both client and server.
Error. Message is
Cannot connect to <servername>.
Additional Information: Failed to retrieve data for this request (Microsoft.SqlServer.Management.Sdk.Sfc)
Connect to SSIS Service on machine "<servername>" failed:
The RPC server is unavailable.