diff --git a/install/install.py b/install/install.py
index 74b5afb09..70dcb2b78 100644
--- a/install/install.py
+++ b/install/install.py
@@ -126,7 +126,7 @@ class PreSetup(object):
             smtp.quit()
             return True
 
-        except (SMTPAuthenticationError, socket.timeout), e:
+        except (SMTPAuthenticationError, socket.timeout, socket.gaierror), e:
             color_print(e, 'red')
             return False
 
diff --git a/install/next.py b/install/next.py
index 8f53b92eb..95ad3bc1b 100644
--- a/install/next.py
+++ b/install/next.py
@@ -57,6 +57,7 @@ class Setup(object):
     def start(self):
         print "开始安装Jumpserver, 要求环境为 CentOS 6.5 x86_64"
         self._sync_db()
+        self._input_admin()
         self._create_admin()