diff --git a/pkg/gateway/domain.go b/pkg/gateway/domain.go
index 185fd6a..475dbed 100644
--- a/pkg/gateway/domain.go
+++ b/pkg/gateway/domain.go
@@ -22,7 +22,6 @@ const (
 )
 
 type DomainGateway struct {
-	Domain  *model.Domain
 	DstAddr string // 10.0.0.1:3389
 
 	sshClient       *gossh.Client
@@ -92,25 +91,6 @@ func (d *DomainGateway) getAvailableGateway() bool {
 		d.sshClient = sshClient
 		return true
 	}
-	if d.Domain == nil {
-		return false
-	}
-	for i := range d.Domain.Gateways {
-		gateway := d.Domain.Gateways[i]
-		if !gateway.Protocols.IsSupportProtocol("ssh") {
-			continue
-		}
-		logger.Info("Try ssh dial gateway ", gateway.Name)
-		sshClient, err := d.createGatewaySSHClient(&gateway)
-		if err != nil {
-			logger.Errorf("Failed ssh dial %s: %s", gateway.Name, err.Error())
-			continue
-		}
-		logger.Infof("Dial gateway %s success", gateway.Name)
-		d.sshClient = sshClient
-		d.SelectedGateway = &gateway
-		return true
-	}
 	return false
 }
 func (d *DomainGateway) createGatewaySSHClient(gateway *model.Gateway) (*gossh.Client, error) {
diff --git a/pkg/jms-sdk-go/model/remote_app.go b/pkg/jms-sdk-go/model/remote_app.go
index 8d65c8e..d2211da 100644
--- a/pkg/jms-sdk-go/model/remote_app.go
+++ b/pkg/jms-sdk-go/model/remote_app.go
@@ -1,11 +1,5 @@
 package model
 
-type RemoteAppParameter struct {
-	Parameters       string `json:"parameters"`
-	Program          string `json:"program"`
-	WorkingDirectory string `json:"working_directory"`
-}
-
 type Applet struct {
 	Id   string `json:"id"`
 	Name string `json:"name"`
@@ -16,7 +10,7 @@ type AppletOption struct {
 	Applet          Applet                 `json:"applet"`
 	Host            Asset                  `json:"host"`
 	Account         Account                `json:"account"`
-	Gateway         Gateway                `json:"gateway"`
+	Gateway         *Gateway               `json:"gateway"`
 	RemoteAppOption RemoteAppCommandOption `json:"remote_app_option"`
 }
 
diff --git a/pkg/session/server.go b/pkg/session/server.go
index 4c588cf..62678af 100644
--- a/pkg/session/server.go
+++ b/pkg/session/server.go
@@ -76,8 +76,8 @@ func (s *Server) CreatByToken(ctx *gin.Context, token string) (TunnelSession, er
 		opts = append(opts, WithAppletOption(appletOpt))
 		logger.Infof("Connect applet(%s) use host(%s) account (%s)", connectToken.Asset.String(),
 			appletOpt.Host.String(), appletOpt.Account.String())
-		// 连接发布机，不需要网关
-		opts = append(opts, WithGateway(nil))
+		// 连接发布机，需要使用发布机的网关
+		opts = append(opts, WithGateway(appletOptions.Gateway))
 	}
 	return s.Create(ctx, opts...)
 }
diff --git a/pkg/session/session.go b/pkg/session/session.go
index ef0d392..f30b127 100644
--- a/pkg/session/session.go
+++ b/pkg/session/session.go
@@ -16,7 +16,6 @@ type TunnelSession struct {
 	Platform       *model.Platform       `json:"platform"`
 	RemoteApp      *model.Applet         `json:"remote_app"`
 	Permission     *model.Permission     `json:"permission"`
-	Domain         *model.Domain         `json:"-"`
 	Gateway        *model.Gateway        `json:"-"`
 	TerminalConfig *model.TerminalConfig `json:"-"`
 	ExpireInfo     model.ExpireInfo      `json:"expire_info"`
diff --git a/pkg/tunnel/server.go b/pkg/tunnel/server.go
index 47018a9..003f998 100644
--- a/pkg/tunnel/server.go
+++ b/pkg/tunnel/server.go
@@ -152,15 +152,11 @@ func (g *GuacamoleTunnelServer) Connect(ctx *gin.Context) {
 	for argName, argValue := range info.ExtraConfig() {
 		conf.SetParameter(argName, argValue)
 	}
-	// 设置网域网关，替换本地。 兼容云平台同步 配置网域，但网关配置为空的情况
-	if (tunnelSession.Domain != nil && len(tunnelSession.Domain.Gateways) != 0) ||
-		tunnelSession.Gateway != nil {
+	if tunnelSession.Gateway != nil {
 		dstAddr := net.JoinHostPort(conf.GetParameter(guacd.Hostname),
 			conf.GetParameter(guacd.Port))
 		domainGateway := gateway.DomainGateway{
-			Domain:  tunnelSession.Domain,
-			DstAddr: dstAddr,
-
+			DstAddr:         dstAddr,
 			SelectedGateway: tunnelSession.Gateway,
 		}
 		if err = domainGateway.Start(); err != nil {