diff --git a/internal/bbsimctl/config/config.go b/internal/bbsimctl/config/config.go
new file mode 100644
index 0000000..caf0601
--- /dev/null
+++ b/internal/bbsimctl/config/config.go
@@ -0,0 +1,105 @@
+/*
+ * Portions copyright 2019-present Open Networking Foundation
+ * Original copyright 2019-present Ciena Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package config
+
+import (
+	log "github.com/sirupsen/logrus"
+	"io/ioutil"
+	"net"
+	"os"
+	"fmt"
+	"time"
+	"gopkg.in/yaml.v2"
+)
+
+var (
+	Version 	string
+	BuildTime  	string
+	CommitHash 	string
+	GitStatus	string
+)
+
+var GlobalOptions struct {
+	Config   string `short:"c" long:"config" env:"BBSIMCTL_CONFIG" value-name:"FILE" default:"" description:"Location of client config file"`
+	Server   string `short:"s" long:"server" default:"" value-name:"SERVER:PORT" description:"IP/Host and port of XOS"`
+	//Protoset string `long:"protoset" value-name:"FILENAME" description:"Load protobuf definitions from protoset instead of reflection api"`
+	Debug    bool   `short:"d" long:"debug" description:"Enable debug mode"`
+}
+
+type GrpcConfigSpec struct {
+	Timeout time.Duration `yaml:"timeout"`
+}
+
+type GlobalConfigSpec struct {
+	Server   string        `yaml:"server"`
+	Grpc     GrpcConfigSpec
+}
+
+var GlobalConfig = GlobalConfigSpec{
+	Server: "localhost:50070",
+	Grpc: GrpcConfigSpec{
+		Timeout: time.Second * 10,
+	},
+}
+
+func ProcessGlobalOptions() {
+	if len(GlobalOptions.Config) == 0 {
+		home, err := os.UserHomeDir()
+		if err != nil {
+			log.Printf("Unable to discover the users home directory: %s\n", err)
+		}
+		GlobalOptions.Config = fmt.Sprintf("%s/.bbsim/config", home)
+	}
+
+	info, err := os.Stat(GlobalOptions.Config)
+	if err == nil && !info.IsDir() {
+		configFile, err := ioutil.ReadFile(GlobalOptions.Config)
+		if err != nil {
+			log.Printf("configFile.Get err   #%v ", err)
+		}
+		err = yaml.Unmarshal(configFile, &GlobalConfig)
+		if err != nil {
+			log.Fatalf("Unmarshal: %v", err)
+		}
+	}
+
+	// Override from environment
+	//    in particualr, for passing env vars via `go test`
+	env_server, present := os.LookupEnv("BBSIMCTL_SERVER")
+	if present {
+		GlobalConfig.Server = env_server
+	}
+
+	// Override from command line
+	if GlobalOptions.Server != "" {
+		GlobalConfig.Server = GlobalOptions.Server
+	}
+
+
+	// Generate error messages for required settings
+	if GlobalConfig.Server == "" {
+		log.Fatal("Server is not set. Please update config file or use the -s option")
+	}
+
+	//Try to resolve hostname if provided for the server
+	if host, port, err := net.SplitHostPort(GlobalConfig.Server); err == nil {
+		if addrs, err := net.LookupHost(host); err == nil {
+			GlobalConfig.Server = net.JoinHostPort(addrs[0], port)
+		}
+	}
+}
\ No newline at end of file