Django运行项目时候出现DisallowedHost at / Invalid HTTP_HOST header:

web端错误现象：

DisallowedHost at /

Invalid HTTP_HOST header: 'ip:8000'. You may need to add u'ip' to ALLOWED_HOSTS.

Request Method:	GET
Request URL:	http://ip:8000/
Django Version:	1.10.8
Exception Type:	DisallowedHost
Exception Value:	Invalid HTTP_HOST header: 'ip:8000'. You may need to add u'ip' to ALLOWED_HOSTS.
Exception Location:	/usr/lib/python2.7/site-packages/Django-1.10.8-py2.7.egg/django/http/request.py in get_host, line 113
Python Executable:	/usr/bin/python
Python Version:	2.7.5
Python Path:	['/root/mysite', '/usr/lib/python2.7/site-packages/requests-2.18.4-py2.7.egg', '/usr/lib/python2.7/site-packages/certifi-2017.11.05-py2.7.egg', '/usr/lib/python2.7/site-packages/urllib3-1.22-py2.7.egg', '/usr/lib/python2.7/site-packages/idna-2.6-py2.7.egg', '/usr/lib/python2.7/site-packages/chardet-3.0.4-py2.7.egg', '/usr/lib/python2.7/site-packages/pip-1.5.4-py2.7.egg', '/usr/lib/python2.7/site-packages/Django-1.10.8-py2.7.egg', '/usr/lib64/python27.zip', '/usr/lib64/python2.7', '/usr/lib64/python2.7/plat-linux2', '/usr/lib64/python2.7/lib-tk', '/usr/lib64/python2.7/lib-old', '/usr/lib64/python2.7/lib-dynload', '/usr/lib64/python2.7/site-packages', '/usr/lib/python2.7/site-packages']
Server time:	Sun, 24 Dec 2017 14:07:20 +0000

服务器端错误现象：

解决方法：

修改settings.py这个文件里面的配置文件：

在ALLOWED_HOSTS = ['']里面的中括号里面添加*,如下。

ALLOWED_HOSTS = ['*']

保存退出，刷新web页面即可