diff --git a/apps/assets/forms/asset.py b/apps/assets/forms/asset.py
index c8afa6306..62f9748be 100644
--- a/apps/assets/forms/asset.py
+++ b/apps/assets/forms/asset.py
@@ -116,6 +116,8 @@ class AssetUpdateForm(OrgModelForm):
             'nodes': _("Node"),
         }
         help_texts = {
+            'hostname': _('Only Numbers, letters, and characters ( {} ) '
+                          'are allowed').format(" ".join(['.', '_', '@'])),
             'admin_user': _(
                 'root or other NOPASSWD sudo privilege user existed in asset,'
                 'If asset is windows or other set any one, more see admin user left menu'
diff --git a/apps/locale/zh/LC_MESSAGES/django.mo b/apps/locale/zh/LC_MESSAGES/django.mo
index 785d29df7..753a93327 100644
Binary files a/apps/locale/zh/LC_MESSAGES/django.mo and b/apps/locale/zh/LC_MESSAGES/django.mo differ
diff --git a/apps/locale/zh/LC_MESSAGES/django.po b/apps/locale/zh/LC_MESSAGES/django.po
index c9fd58168..fe241d0fc 100644
--- a/apps/locale/zh/LC_MESSAGES/django.po
+++ b/apps/locale/zh/LC_MESSAGES/django.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Jumpserver 0.3.3\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-09-23 16:46+0800\n"
+"POT-Creation-Date: 2019-09-24 11:11+0800\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: ibuler <ibuler@qq.com>\n"
 "Language-Team: Jumpserver team<ibuler@qq.com>\n"
@@ -86,7 +86,7 @@ msgstr "运行参数"
 #: assets/templates/assets/system_user_list.html:55 audits/models.py:19
 #: audits/templates/audits/ftp_log_list.html:44
 #: audits/templates/audits/ftp_log_list.html:74
-#: perms/forms/asset_permission.py:79 perms/models/asset_permission.py:78
+#: perms/forms/asset_permission.py:79 perms/models/asset_permission.py:80
 #: perms/templates/perms/asset_permission_create_update.html:45
 #: perms/templates/perms/asset_permission_list.html:52
 #: perms/templates/perms/asset_permission_list.html:121
@@ -452,7 +452,7 @@ msgstr "更新"
 #: assets/templates/assets/label_list.html:40
 #: assets/templates/assets/system_user_detail.html:30
 #: assets/templates/assets/system_user_list.html:86 audits/models.py:34
-#: authentication/templates/authentication/_access_key_modal.html:65
+#: authentication/templates/authentication/_access_key_modal.html:64
 #: ops/templates/ops/task_list.html:69
 #: perms/templates/perms/asset_permission_detail.html:34
 #: perms/templates/perms/asset_permission_list.html:179
@@ -510,7 +510,7 @@ msgstr "创建远程应用"
 #: assets/templates/assets/system_user_list.html:60 audits/models.py:38
 #: audits/templates/audits/operate_log_list.html:47
 #: audits/templates/audits/operate_log_list.html:73
-#: authentication/templates/authentication/_access_key_modal.html:30
+#: authentication/templates/authentication/_access_key_modal.html:33
 #: ops/templates/ops/adhoc_history.html:59 ops/templates/ops/task_adhoc.html:64
 #: ops/templates/ops/task_history.html:65 ops/templates/ops/task_list.html:18
 #: perms/forms/asset_permission.py:21
@@ -538,7 +538,7 @@ msgstr "动作"
 
 #: applications/templates/applications/user_remote_app_list.html:52
 #: assets/templates/assets/user_asset_list.html:32
-#: perms/models/asset_permission.py:30
+#: perms/models/asset_permission.py:32
 msgid "Connect"
 msgstr "连接"
 
@@ -587,7 +587,7 @@ msgstr "端口"
 #: assets/models/user.py:110 assets/templates/assets/asset_detail.html:190
 #: assets/templates/assets/asset_detail.html:198
 #: assets/templates/assets/system_user_assets.html:83
-#: perms/models/asset_permission.py:79
+#: perms/models/asset_permission.py:81
 #: xpack/plugins/change_auth_plan/models.py:74
 #: xpack/plugins/gathered_user/models.py:31
 #: xpack/plugins/gathered_user/templates/gathered_user/task_list.html:17
@@ -603,7 +603,7 @@ msgstr "节点"
 msgid "Admin user"
 msgstr "管理用户"
 
-#: assets/forms/asset.py:61 assets/forms/asset.py:109 assets/forms/asset.py:148
+#: assets/forms/asset.py:61 assets/forms/asset.py:109 assets/forms/asset.py:150
 #: assets/templates/assets/asset_create.html:48
 #: assets/templates/assets/asset_create.html:50
 #: assets/templates/assets/asset_list.html:85
@@ -620,7 +620,7 @@ msgid "Domain"
 msgstr "网域"
 
 #: assets/forms/asset.py:68 assets/forms/asset.py:103 assets/forms/asset.py:116
-#: assets/forms/asset.py:151 assets/models/node.py:403
+#: assets/forms/asset.py:153 assets/models/node.py:403
 #: assets/templates/assets/asset_create.html:42
 #: perms/forms/asset_permission.py:82 perms/forms/asset_permission.py:89
 #: perms/templates/perms/asset_permission_list.html:53
@@ -635,11 +635,11 @@ msgstr "网域"
 msgid "Node"
 msgstr "节点"
 
-#: assets/forms/asset.py:71
+#: assets/forms/asset.py:71 assets/forms/asset.py:119
 msgid "Only Numbers, letters, and characters ( {} ) are allowed"
-msgstr ""
+msgstr "只允许包含数字，字母，特殊字符（ {} ）"
 
-#: assets/forms/asset.py:74 assets/forms/asset.py:120
+#: assets/forms/asset.py:74 assets/forms/asset.py:122
 msgid ""
 "root or other NOPASSWD sudo privilege user existed in asset,If asset is "
 "windows or other set any one, more see admin user left menu"
@@ -647,16 +647,16 @@ msgstr ""
 "root或其他拥有NOPASSWD: ALL权限的用户, 如果是windows或其它硬件可以随意设置一"
 "个, 更多信息查看左侧 `管理用户` 菜单"
 
-#: assets/forms/asset.py:77 assets/forms/asset.py:123
+#: assets/forms/asset.py:77 assets/forms/asset.py:125
 msgid "Windows 2016 RDP protocol is different, If is window 2016, set it"
 msgstr "Windows 2016的RDP协议与之前不同，如果是请设置"
 
-#: assets/forms/asset.py:78 assets/forms/asset.py:124
+#: assets/forms/asset.py:78 assets/forms/asset.py:126
 msgid ""
 "If your have some network not connect with each other, you can set domain"
 msgstr "如果有多个的互相隔离的网络，设置资产属于的网域，使用网域网关跳转登录"
 
-#: assets/forms/asset.py:131 assets/forms/asset.py:135
+#: assets/forms/asset.py:133 assets/forms/asset.py:137
 #: assets/forms/domain.py:17 assets/forms/label.py:15
 #: perms/templates/perms/asset_permission_asset.html:78
 #: xpack/plugins/change_auth_plan/forms.py:55
@@ -1186,7 +1186,7 @@ msgstr "登录模式"
 #: audits/models.py:20 audits/templates/audits/ftp_log_list.html:52
 #: audits/templates/audits/ftp_log_list.html:75
 #: perms/forms/asset_permission.py:85 perms/forms/remote_app_permission.py:40
-#: perms/models/asset_permission.py:80 perms/models/remote_app_permission.py:16
+#: perms/models/asset_permission.py:82 perms/models/remote_app_permission.py:16
 #: perms/templates/perms/asset_permission_detail.html:140
 #: perms/templates/perms/asset_permission_list.html:54
 #: perms/templates/perms/asset_permission_list.html:75
@@ -1464,7 +1464,7 @@ msgstr "获取认证信息错误"
 
 #: assets/templates/assets/_asset_user_auth_view_modal.html:97
 #: assets/templates/assets/_user_asset_detail_modal.html:23
-#: authentication/templates/authentication/_access_key_modal.html:143
+#: authentication/templates/authentication/_access_key_modal.html:141
 #: authentication/templates/authentication/_mfa_confirm_modal.html:53
 #: settings/templates/settings/_ldap_list_users_modal.html:92
 #: templates/_modal.html:22
@@ -1754,7 +1754,7 @@ msgid "Date joined"
 msgstr "创建日期"
 
 #: assets/templates/assets/asset_detail.html:150 authentication/models.py:15
-#: authentication/templates/authentication/_access_key_modal.html:28
+#: authentication/templates/authentication/_access_key_modal.html:31
 #: perms/models/base.py:51
 #: perms/templates/perms/asset_permission_create_update.html:55
 #: perms/templates/perms/asset_permission_detail.html:120
@@ -2197,7 +2197,7 @@ msgid "Success"
 msgstr "成功"
 
 #: audits/models.py:32
-#: authentication/templates/authentication/_access_key_modal.html:38
+#: authentication/templates/authentication/_access_key_modal.html:21
 #: xpack/plugins/vault/templates/vault/vault.html:46
 msgid "Create"
 msgstr "创建"
@@ -2310,7 +2310,7 @@ msgid "Search"
 msgstr "搜索"
 
 #: audits/templates/audits/login_log_list.html:56
-#: authentication/templates/authentication/_access_key_modal.html:26
+#: authentication/templates/authentication/_access_key_modal.html:29
 #: ops/templates/ops/adhoc_detail.html:49
 #: ops/templates/ops/adhoc_history_detail.html:49
 #: ops/templates/ops/task_detail.html:56
@@ -2329,7 +2329,7 @@ msgid "City"
 msgstr "城市"
 
 #: audits/templates/audits/login_log_list.html:65
-#: authentication/templates/authentication/_access_key_modal.html:29
+#: authentication/templates/authentication/_access_key_modal.html:32
 #: ops/templates/ops/task_list.html:16
 msgid "Date"
 msgstr "日期"
@@ -2494,23 +2494,23 @@ msgstr "使用api key签名请求头，每个请求的头部是不一样的"
 msgid "docs"
 msgstr "文档"
 
-#: authentication/templates/authentication/_access_key_modal.html:27
+#: authentication/templates/authentication/_access_key_modal.html:30
 msgid "Secret"
 msgstr "密文"
 
-#: authentication/templates/authentication/_access_key_modal.html:48
+#: authentication/templates/authentication/_access_key_modal.html:47
 #: users/templates/users/_granted_assets.html:75
 msgid "Show"
 msgstr "显示"
 
-#: authentication/templates/authentication/_access_key_modal.html:66
+#: authentication/templates/authentication/_access_key_modal.html:65
 #: users/models/user.py:330 users/templates/users/user_profile.html:94
 #: users/templates/users/user_profile.html:163
 #: users/templates/users/user_profile.html:166
 msgid "Disable"
 msgstr "禁用"
 
-#: authentication/templates/authentication/_access_key_modal.html:67
+#: authentication/templates/authentication/_access_key_modal.html:66
 #: users/models/user.py:331 users/templates/users/user_profile.html:92
 #: users/templates/users/user_profile.html:170
 msgid "Enable"
@@ -3135,27 +3135,27 @@ msgstr "用户和用户组至少选一个"
 msgid "Asset or group at least one required"
 msgstr "资产和节点至少选一个"
 
-#: perms/models/asset_permission.py:29 settings/forms.py:143
+#: perms/models/asset_permission.py:31 settings/forms.py:143
 msgid "All"
 msgstr "全部"
 
-#: perms/models/asset_permission.py:31
+#: perms/models/asset_permission.py:33
 msgid "Upload file"
 msgstr "上传文件"
 
-#: perms/models/asset_permission.py:32
+#: perms/models/asset_permission.py:34
 msgid "Download file"
 msgstr "下载文件"
 
-#: perms/models/asset_permission.py:33
+#: perms/models/asset_permission.py:35
 msgid "Upload download"
 msgstr "上传下载"
 
-#: perms/models/asset_permission.py:81
+#: perms/models/asset_permission.py:83
 msgid "Actions"
 msgstr "动作"
 
-#: perms/models/asset_permission.py:85 templates/_nav.html:72
+#: perms/models/asset_permission.py:87 templates/_nav.html:72
 msgid "Asset permission"
 msgstr "资产授权"
 
diff --git a/apps/locale/zh/LC_MESSAGES/djangojs.mo b/apps/locale/zh/LC_MESSAGES/djangojs.mo
index 2d0fc71a4..4bd390695 100644
Binary files a/apps/locale/zh/LC_MESSAGES/djangojs.mo and b/apps/locale/zh/LC_MESSAGES/djangojs.mo differ
diff --git a/apps/locale/zh/LC_MESSAGES/djangojs.po b/apps/locale/zh/LC_MESSAGES/djangojs.po
index 549f1cd45..6e75dd502 100644
--- a/apps/locale/zh/LC_MESSAGES/djangojs.po
+++ b/apps/locale/zh/LC_MESSAGES/djangojs.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-06-20 16:30+0800\n"
+"POT-Creation-Date: 2019-09-24 11:05+0800\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -17,58 +17,58 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 
-#: static/js/jumpserver.js:263
+#: static/js/jumpserver.js:259
 msgid "Update is successful!"
 msgstr "更新成功"
 
-#: static/js/jumpserver.js:265
+#: static/js/jumpserver.js:261
 msgid "An unknown error occurred while updating.."
 msgstr "更新时发生未知错误"
 
-#: static/js/jumpserver.js:329 static/js/jumpserver.js:366
-#: static/js/jumpserver.js:369
+#: static/js/jumpserver.js:324 static/js/jumpserver.js:362
+#: static/js/jumpserver.js:364
 msgid "Error"
 msgstr "错误"
 
-#: static/js/jumpserver.js:329
+#: static/js/jumpserver.js:324
 msgid "Being used by the asset, please unbind the asset first."
 msgstr "正在被资产使用中，请先解除资产绑定"
 
-#: static/js/jumpserver.js:335 static/js/jumpserver.js:376
+#: static/js/jumpserver.js:330 static/js/jumpserver.js:371
 msgid "Delete the success"
 msgstr "删除成功"
 
-#: static/js/jumpserver.js:341
+#: static/js/jumpserver.js:337
 msgid "Are you sure about deleting it?"
 msgstr "你确定删除吗 ?"
 
-#: static/js/jumpserver.js:345 static/js/jumpserver.js:386
+#: static/js/jumpserver.js:341 static/js/jumpserver.js:382
 msgid "Cancel"
 msgstr "取消"
 
-#: static/js/jumpserver.js:347 static/js/jumpserver.js:388
+#: static/js/jumpserver.js:343 static/js/jumpserver.js:384
 msgid "Confirm"
 msgstr "确认"
 
-#: static/js/jumpserver.js:366
+#: static/js/jumpserver.js:362
 msgid ""
 "The organization contains undeleted information. Please try again after "
 "deleting"
 msgstr "组织中包含未删除信息，请删除后重试"
 
-#: static/js/jumpserver.js:369
+#: static/js/jumpserver.js:364
 msgid ""
 "Do not perform this operation under this organization. Try again after "
 "switching to another organization"
 msgstr "请勿在此组织下执行此操作，切换到其他组织后重试"
 
-#: static/js/jumpserver.js:382
+#: static/js/jumpserver.js:378
 msgid ""
 "Please ensure that the following information in the organization has been "
 "deleted"
 msgstr "请确保组织内的以下信息已删除"
 
-#: static/js/jumpserver.js:383
+#: static/js/jumpserver.js:379
 msgid ""
 "User list、User group、Asset list、Domain list、Admin user、System user、"
 "Labels、Asset permission"
@@ -76,80 +76,84 @@ msgstr ""
 "用户列表、用户组、资产列表、网域列表、管理用户、系统用户、标签管理、资产授权"
 "规则"
 
-#: static/js/jumpserver.js:422
-msgid "Loading ..."
-msgstr "加载中 ..."
+#: static/js/jumpserver.js:416
+msgid "Loading"
+msgstr "加载中"
 
-#: static/js/jumpserver.js:423
+#: static/js/jumpserver.js:417
 msgid "Search"
 msgstr "搜索"
 
-#: static/js/jumpserver.js:426
+#: static/js/jumpserver.js:420
 #, javascript-format
 msgid "Selected item %d"
 msgstr "选中 %d 项"
 
-#: static/js/jumpserver.js:430
+#: static/js/jumpserver.js:424
 msgid "Per page _MENU_"
 msgstr "每页  _MENU_"
 
-#: static/js/jumpserver.js:431
+#: static/js/jumpserver.js:425
 msgid ""
 "Displays the results of items _START_ to _END_; A total of _TOTAL_ entries"
 msgstr "显示第 _START_ 至 _END_ 项结果; 总共 _TOTAL_ 项"
 
-#: static/js/jumpserver.js:434
+#: static/js/jumpserver.js:428
 msgid "No match"
 msgstr "没有匹配项"
 
-#: static/js/jumpserver.js:435
+#: static/js/jumpserver.js:429
 msgid "No record"
 msgstr "没有记录"
 
-#: static/js/jumpserver.js:577
+#: static/js/jumpserver.js:582
 msgid "Unknown error occur"
-msgstr ""
+msgstr "出现未知错误"
 
-#: static/js/jumpserver.js:816
+#: static/js/jumpserver.js:838
 msgid "Password minimum length {N} bits"
 msgstr "密码最小长度 {N} 位"
 
-#: static/js/jumpserver.js:817
+#: static/js/jumpserver.js:839
 msgid "Must contain capital letters"
 msgstr "必须包含大写字母"
 
-#: static/js/jumpserver.js:818
+#: static/js/jumpserver.js:840
 msgid "Must contain lowercase letters"
 msgstr "必须包含小写字母"
 
-#: static/js/jumpserver.js:819
+#: static/js/jumpserver.js:841
 msgid "Must contain numeric characters"
 msgstr "必须包含数字字符"
 
-#: static/js/jumpserver.js:820
+#: static/js/jumpserver.js:842
 msgid "Must contain special characters"
 msgstr "必须包含特殊字符"
 
-#: static/js/jumpserver.js:995
+#: static/js/jumpserver.js:984
 msgid "Export failed"
 msgstr "导出失败"
 
-#: static/js/jumpserver.js:1012
+#: static/js/jumpserver.js:1001
 msgid "Import Success"
 msgstr "导入成功"
 
-#: static/js/jumpserver.js:1017
+#: static/js/jumpserver.js:1006
 msgid "Update Success"
 msgstr "更新成功"
 
-#: static/js/jumpserver.js:1018
+#: static/js/jumpserver.js:1007
 msgid "Count"
 msgstr "数量"
 
-#: static/js/jumpserver.js:1047
+#: static/js/jumpserver.js:1035
 msgid "Import failed"
 msgstr "导入失败"
 
-#: static/js/jumpserver.js:1052
+#: static/js/jumpserver.js:1040
 msgid "Update failed"
 msgstr "更新失败"
+
+#: static/js/plugins/moment/moment.min.js:6
+msgid "\n"
+msgstr ""