Read timed out

[Alicheer]

Traceback (most recent call last):
File "jexboss.py", line 1155, in
main()
File "jexboss.py", line 932, in main
auto_exploit(url, vector)
File "jexboss.py", line 536, in auto_exploit
result = _exploits.exploit_jmx_invoker_file_repository(url, 0)
File "/home/kali/CTFTools/jexboss/_exploits.py", line 407, in exploit_jmx_invoker_file_repository
r = gl_http_pool.urlopen('POST', url + "/invoker/JMXInvokerServlet", redirect=False, headers=headers, body=payload)
File "/usr/lib/python2.7/dist-packages/urllib3/poolmanager.py", line 323, in urlopen
response = conn.urlopen(method, u.request_uri, **kw)
File "/usr/lib/python2.7/dist-packages/urllib3/connectionpool.py", line 638, in urlopen
_stacktrace=sys.exc_info()[2])
File "/usr/lib/python2.7/dist-packages/urllib3/util/retry.py", line 367, in increment
raise six.reraise(type(error), error, _stacktrace)
File "/usr/lib/python2.7/dist-packages/urllib3/connectionpool.py", line 600, in urlopen
chunked=chunked)
File "/usr/lib/python2.7/dist-packages/urllib3/connectionpool.py", line 386, in _make_request
self._raise_timeout(err=e, url=url, timeout_value=read_timeout)
File "/usr/lib/python2.7/dist-packages/urllib3/connectionpool.py", line 306, in _raise_timeout
raise ReadTimeoutError(self, url, "Read timed out. (read timeout=%s)" % timeout_value)
urllib3.exceptions.ReadTimeoutError: HTTPConnectionPool(host='121.28.25.166', port=80): Read timed out. (read timeout=6.0)

[lllllmaster-lulllll]

how do you resolve this question? can you give me a hand?
thanks.
[email protected]