Use the correct default port to match Rserve
Use the correct default port to match Rserve

Default to port 6311, that is the value Rserve uses.

atifaziz/RserveCLI2,atifaziz/RserveCLI2,SurajGupta/RserveCLI2,SurajGupta/RserveCLI2,atifaziz/RserveCLI2,atifaziz/RserveCLI2,atifaziz/RserveCLI2,atifaziz/RserveCLI2,atifaziz/RserveCLI2,atifaziz/RserveCLI2,SurajGupta/RserveCLI2,SurajGupta/RserveCLI2,SurajGupta/RserveCLI2,SurajGupta/RserveCLI2,atifaziz/RserveCLI2,SurajGupta/RserveCLI2,SurajGupta/RserveCLI2,SurajGupta/RserveCLI2