diff --git a/backend/app/api/v1/host.go b/backend/app/api/v1/host.go
index 4755bade9..7bd794138 100644
--- a/backend/app/api/v1/host.go
+++ b/backend/app/api/v1/host.go
@@ -8,7 +8,6 @@ import (
 	"github.com/1Panel-dev/1Panel/backend/constant"
 	"github.com/1Panel-dev/1Panel/backend/global"
 	"github.com/1Panel-dev/1Panel/backend/utils/copier"
-	"github.com/1Panel-dev/1Panel/backend/utils/ssh"
 	"github.com/gin-gonic/gin"
 )
 
@@ -74,33 +73,9 @@ func (b *BaseApi) TestByInfo(c *gin.Context) {
 		helper.ErrorWithDetail(c, constant.CodeErrBadRequest, constant.ErrTypeInvalidParams, err)
 		return
 	}
-	if req.AuthMode == "password" && len(req.Password) != 0 {
-		password, err := base64.StdEncoding.DecodeString(req.Password)
-		if err != nil {
-			helper.ErrorWithDetail(c, constant.CodeErrBadRequest, constant.ErrTypeInvalidParams, err)
-			return
-		}
-		req.Password = string(password)
-	}
-	if req.AuthMode == "key" && len(req.PrivateKey) != 0 {
-		privateKey, err := base64.StdEncoding.DecodeString(req.PrivateKey)
-		if err != nil {
-			helper.ErrorWithDetail(c, constant.CodeErrBadRequest, constant.ErrTypeInvalidParams, err)
-			return
-		}
-		req.PrivateKey = string(privateKey)
-	}
 
-	var connInfo ssh.ConnInfo
-	_ = copier.Copy(&connInfo, &req)
-	connInfo.PrivateKey = []byte(req.PrivateKey)
-	client, err := connInfo.NewClient()
-	if err != nil {
-		helper.SuccessWithData(c, false)
-		return
-	}
-	defer client.Close()
-	helper.SuccessWithData(c, true)
+	connStatus := hostService.TestByInfo(req)
+	helper.SuccessWithData(c, connStatus)
 }
 
 // @Tags Host
diff --git a/backend/app/service/host.go b/backend/app/service/host.go
index 6ad56e7be..5286c5312 100644
--- a/backend/app/service/host.go
+++ b/backend/app/service/host.go
@@ -1,6 +1,7 @@
 package service
 
 import (
+	"encoding/base64"
 	"fmt"
 
 	"github.com/1Panel-dev/1Panel/backend/app/dto"
@@ -15,6 +16,7 @@ type HostService struct{}
 
 type IHostService interface {
 	TestLocalConn(id uint) bool
+	TestByInfo(req dto.HostConnTest) bool
 	GetHostInfo(id uint) (*model.Host, error)
 	SearchForTree(search dto.SearchForTree) ([]dto.HostTree, error)
 	SearchWithPage(search dto.SearchHostWithPage) (int64, interface{}, error)
@@ -27,6 +29,42 @@ func NewIHostService() IHostService {
 	return &HostService{}
 }
 
+func (u *HostService) TestByInfo(req dto.HostConnTest) bool {
+	if req.AuthMode == "password" && len(req.Password) != 0 {
+		password, err := base64.StdEncoding.DecodeString(req.Password)
+		if err != nil {
+			return false
+		}
+		req.Password = string(password)
+	}
+	if req.AuthMode == "key" && len(req.PrivateKey) != 0 {
+		privateKey, err := base64.StdEncoding.DecodeString(req.PrivateKey)
+		if err != nil {
+			return false
+		}
+		req.PrivateKey = string(privateKey)
+	}
+	if len(req.Password) == 0 && len(req.PrivateKey) == 0 {
+		host, err := hostRepo.Get(hostRepo.WithByAddr(req.Addr))
+		if err != nil {
+			return false
+		}
+		req.Password = host.Password
+		req.AuthMode = host.AuthMode
+		req.PrivateKey = host.PrivateKey
+	}
+
+	var connInfo ssh.ConnInfo
+	_ = copier.Copy(&connInfo, &req)
+	connInfo.PrivateKey = []byte(req.PrivateKey)
+	client, err := connInfo.NewClient()
+	if err != nil {
+		return false
+	}
+	defer client.Close()
+	return true
+}
+
 func (u *HostService) TestLocalConn(id uint) bool {
 	var (
 		host model.Host