diff --git a/dip.go b/dip.go
index 07390a5..b129902 100644
--- a/dip.go
+++ b/dip.go
@@ -75,33 +75,32 @@ func (group *DIPGroup) Choose(addr string) {
 		} else {
 
 			i := 0
-			for ; i < 3; i++ {
+			for ; i < 2; i++ {
 
 				imokURL := "http://" + dhost.Host + ":8800/pppoe/imok"
-				if _, err := requests.NewSession().Get(imokURL).Execute(); err != nil {
+				ses := requests.NewSession()
+				ses.SetConfig(requests.CRequestTimeout, 5)
 
+				if _, err := ses.Get(imokURL).Execute(); err != nil {
 					log.Println(err)
-
 				} else { // 如果ping 通下个切换的主机就切换
-
 					for ii := 0; ii < 3; ii++ {
 						restartURL := "http://" + group.Current.Host + ":8800/pppoe/restart"
-						if _, err := requests.NewSession().Get(restartURL).Execute(); err != nil {
+						if _, err := ses.Get(restartURL).Execute(); err != nil {
 							log.Println(err)
 						} else {
 							break // 可以切换 ii := 0; ii < 3; ii++
 						}
 					}
-
 					break //  for ; i < 3; i++ {
-
 				}
 			}
 
 			if i == 3 {
 				// 下个需要切换的DHost错误
+				group.Current.ActiveTime = now + 15
 				delete(group.Ready, ip)
-				continue // 不执行下面的 切换操作 for ip, dhost := range group.Ready
+				return // 不执行下面的 切换操作 for ip, dhost := range group.Ready
 			}
 
 		}