diff --git a/core/commands/commands_test.go b/core/commands/commands_test.go
index b955b1ee8..2d48b9a38 100644
--- a/core/commands/commands_test.go
+++ b/core/commands/commands_test.go
@@ -94,6 +94,8 @@ func TestCommands(t *testing.T) {
 		"/config/show",
 		//"/config/profile",
 		//"/config/profile/apply",
+		"/config/storage-host-enable",
+		"/config/sync-chain-info",
 		"/config/optin",
 		"/config/optout",
 		"/dag",
diff --git a/core/commands/config.go b/core/commands/config.go
index 7dabeee0f..41f04a11e 100644
--- a/core/commands/config.go
+++ b/core/commands/config.go
@@ -8,8 +8,10 @@ import (
 	"io/ioutil"
 	"os"
 	"os/exec"
+	"strconv"
 	"strings"
 
+	"github.com/bittorrent/go-btfs/chain"
 	"github.com/bittorrent/go-btfs/core/commands/cmdenv"
 	"github.com/bittorrent/go-btfs/repo"
 	"github.com/bittorrent/go-btfs/repo/fsrepo"
@@ -64,8 +66,10 @@ Set the value of the 'Datastore.Path' key:
 		"edit":    configEditCmd,
 		"replace": configReplaceCmd,
 		//"profile": configProfileCmd,
-		"optin":  optInCmd,
-		"optout": optOutCmd,
+		"storage-host-enable": storageHostEnableCmd,
+		"sync-chain-info":     SyncChainInfoCmd,
+		"optin":               optInCmd,
+		"optout":              optOutCmd,
 	},
 	Arguments: []cmds.Argument{
 		cmds.StringArg("key", true, false, "The key of the config entry (e.g. \"Addresses.API\")."),
@@ -303,6 +307,54 @@ can't be undone.
 	},
 }
 
+var storageHostEnableCmd = &cmds.Command{
+	Helptext: cmds.HelpText{
+		Tagline: "host is or not.",
+	},
+	Arguments: []cmds.Argument{
+		cmds.StringArg("enable", true, false, "host is or not."),
+	},
+	Run: func(req *cmds.Request, res cmds.ResponseEmitter, env cmds.Environment) error {
+		enable, err := strconv.ParseBool(req.Arguments[0])
+		if err != nil {
+			return err
+		}
+
+		cfgRoot, err := cmdenv.GetConfigRoot(env)
+		if err != nil {
+			return err
+		}
+
+		err = SetConfigStorageHostEnable(cfgRoot, enable)
+		if err != nil {
+			return err
+		}
+
+		fmt.Println("set storage-host-enable =", enable)
+		return nil
+	},
+}
+
+var SyncChainInfoCmd = &cmds.Command{
+	Helptext: cmds.HelpText{
+		Tagline: "sync chain info.",
+	},
+	Run: func(req *cmds.Request, res cmds.ResponseEmitter, env cmds.Environment) error {
+		cfgRoot, err := cmdenv.GetConfigRoot(env)
+		if err != nil {
+			return err
+		}
+		chainInfo := chain.ChainObject
+		err = SyncConfigChainInfo(cfgRoot, &chainInfo)
+		if err != nil {
+			return err
+		}
+
+		fmt.Println("sync chain info ok.")
+		return nil
+	},
+}
+
 var configProfileCmd = &cmds.Command{
 	Helptext: cmds.HelpText{
 		Tagline: "Apply profiles to config.",
@@ -542,6 +594,53 @@ func transformConfig(configRoot string, configName string, transformer config.Tr
 	return oldCfg, newCfg, nil
 }
 
+func SyncConfigChainInfo(configRoot string, chainInfo *chain.ChainInfo) error {
+	r, err := fsrepo.Open(configRoot)
+	if err != nil {
+		return err
+	}
+	defer r.Close()
+
+	cfg, err := r.Config()
+	if err != nil {
+		return err
+	}
+	cfg.ChainInfo.ChainId = chainInfo.ChainID
+	cfg.ChainInfo.CurrentFactory = chainInfo.Chainconfig.CurrentFactory.Hex()
+	cfg.ChainInfo.PriceOracleAddress = chainInfo.Chainconfig.PriceOracleAddress.Hex()
+	cfg.ChainInfo.Endpoint = chainInfo.Chainconfig.Endpoint
+
+	cfg.Identity.BttcAddr = chainInfo.OverlayAddress.Hex()
+
+	err = r.SetConfig(cfg)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func SetConfigStorageHostEnable(configRoot string, enable bool) error {
+	r, err := fsrepo.Open(configRoot)
+	if err != nil {
+		return err
+	}
+	defer r.Close()
+
+	cfg, err := r.Config()
+	if err != nil {
+		return err
+	}
+	cfg.Experimental.StorageHostEnabled = enable
+
+	err = r.SetConfig(cfg)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
 func getConfig(r repo.Repo, key string) (*ConfigField, error) {
 	value, err := r.GetConfigKey(key)
 	if err != nil {