bokeh-server connection refused

what do I need to do to address ‘connection refused’ errors
for bokeh-server running on Fedora 22?

bokeh-server --port 8888

Bokeh Server Configuration


python version : 2.7.10

bokeh version  : 0.10.0

listening      :

backend        : memory

python options : debug:OFF, verbose:OFF, filter-logs:OFF, multi-user:OFF

js options     : debugjs:OFF

Exception in thread Thread-2:

Traceback (most recent call last):

File “/usr/lib64/python2.7/”, line 813, in __bootstrap_inner

File “/usr/lib64/python2.7/”, line 766, in run

self.__target(*self.__args, **self.__kwargs)

File “/usr/lib/python2.7/site-packages/bokeh/server/zmq/”, line 31, in run


File “zmq/backend/cython/socket.pyx”, line 516, in zmq.backend.cython.socket.Socket.connect (zmq/backend/cython/so

ZMQError: Connection refused