diff --git a/spug_api/apps/setting/views.py b/spug_api/apps/setting/views.py
index d13532f..d88db82 100644
--- a/spug_api/apps/setting/views.py
+++ b/spug_api/apps/setting/views.py
@@ -47,14 +47,17 @@ def ldap_test(request):
 
 def email_test(request):
     form, error = JsonParser(
-        Argument('server'),
-        Argument('port', type=int),
-        Argument('username'),
-        Argument('password'),
+        Argument('server', help='请输入邮件服务地址'),
+        Argument('port', type=int, help='请输入邮件服务端口号'),
+        Argument('username', help='请输入邮箱账号'),
+        Argument('password', help='请输入密码/授权码'),
     ).parse(request.body)
     if error is None:
         try:
-            server = smtplib.SMTP_SSL(form.server, form.port)
+            if form.port == 465:
+                server = smtplib.SMTP_SSL(form.server, form.port)
+            else:
+                server = smtplib.SMTP(form.server, form.port)
             server.login(form.username, form.password)
             return json_response()
         except Exception as e:
diff --git a/spug_api/libs/mail.py b/spug_api/libs/mail.py
index 3a71ac2..54acec0 100644
--- a/spug_api/libs/mail.py
+++ b/spug_api/libs/mail.py
@@ -6,13 +6,16 @@ import smtplib
 class Mail:
     def __init__(self, server, port, username, password, nickname=None):
         self.host = server
-        self.port = port
+        self.port = int(port)
         self.user = username
         self.password = password
         self.nickname = nickname
 
     def _get_server(self):
-        server = smtplib.SMTP_SSL(self.host, self.port)
+        if self.port == 465:
+            server = smtplib.SMTP_SSL(self.host, self.port)
+        else:
+            server = smtplib.SMTP(self.host, self.port)
         server.login(self.user, self.password)
         return server