The difference is what interface your service is listening on. What is the
output of
$ netstat -ntl | grep 9042
On Mon, 8 Dec 2014 07:21 Richard Snowden <richard.t.snow...@gmail.com>
wrote:
> I left listen_address blank - still I can't connect (connection refused).
>
> "cqlsh" -> OK
> "cqlsh ubuntu" -> fail ("ubuntu" is my hostname)
> "cqlsh 192.168.111.136" -> fail
>
> "telnet 192.168.111.136 9042" from outside the VM gives me a "connection
> refused".
>
> I just started a Tomcat in my VM and did a "telnet 192.168.111.136 8080"
> from outside the VM - and got the expected result ("Connected to
> 192.168.111.136. Escape character is '^]'.
>
> So what's so special in Cassandra?
>
>
> On Mon, Dec 8, 2014 at 12:18 PM, Jonathan Haddad <j...@jonhaddad.com>
> wrote:
>
>> Listen address needs the actual address, not the interface. This is best
>> accomplished by setting up proper hostnames for each machine (through DNS
>> or hosts file) and leaving listen_address blank, as it will pick the
>> external ip. Otherwise, you'll need to set the listen address to the IP of
>> the machine you want on each machine. I find the former to be less of a
>> pain to manage.
>>
>>
>> On Mon Dec 08 2014 at 2:49:55 AM Richard Snowden <
>> richard.t.snow...@gmail.com> wrote:
>>
>>> This did not work either. I changed /etc/cassandra.yaml and restarted
>>> Cassandra (I even restarted the machine to make 100% sure).
>>>
>>> What I tried:
>>>
>>> 1) "listen_address: localhost"
>>> -> connection OK (but of course I can't connect from outside the VM to
>>> "localhost")
>>>
>>> 2) Set "listen_interface: eth0"
>>> -> connection refused
>>>
>>> 3) Set "listen_address: 192.168.111.136"
>>> -> connection refused
>>>
>>>
>>> What to do?
>>>
>>>
>>> > Try:
>>> > $ netstat -lnt
>>> > and see which interface port 9042 is listening on. You will likely need to
>>> > update cassandra.yaml to change the interface. By default, Cassandra is
>>> > listening on localhost so your local cqlsh session works.
>>>
>>> > On Sun, 7 Dec 2014 23:44 Richard Snowden <richard.t.snow...@gmail.com>
>>> > wrote:
>>>
>>> > > I am running Cassandra 2.1.2 in an Ubuntu VM.
>>> > >
>>> > > "cqlsh" or "cqlsh localhost" works fine.
>>> > >
>>> > > But I can not connect from outside the VM (firewall, etc. disabled).
>>> > >
>>> > > Even when I do "cqlsh 192.168.111.136" in my VM I get connection
>>> > > refused.
>>> > > This is strange because when I check my network config I can see that
>>> > > 192.168.111.136 is my IP:
>>> > >
>>> > > root@ubuntu:~# ifconfig
>>> > >
>>> > > eth0 Link encap:Ethernet HWaddr 00:0c:29:02:e0:de
>>> > > inet addr:192.168.111.136 Bcast:192.168.111.255
>>> > > Mask:255.255.255.0
>>> > > inet6 addr: fe80::20c:29ff:fe02:e0de/64 Scope:Link
>>> > > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
>>> > > RX packets:16042 errors:0 dropped:0 overruns:0 frame:0
>>> > > TX packets:8638 errors:0 dropped:0 overruns:0 carrier:0
>>> > > collisions:0 txqueuelen:1000
>>> > > RX bytes:21307125 (21.3 MB) TX bytes:709471 (709.4 KB)
>>> > >
>>> > > lo Link encap:Local Loopback
>>> > > inet addr:127.0.0.1 Mask:255.0.0.0
>>> > > inet6 addr: ::1/128 Scope:Host
>>> > > UP LOOPBACK RUNNING MTU:65536 Metric:1
>>> > > RX packets:550 errors:0 dropped:0 overruns:0 frame:0
>>> > > TX packets:550 errors:0 dropped:0 overruns:0 carrier:0
>>> > > collisions:0 txqueuelen:0
>>> > > RX bytes:148053 (148.0 KB) TX bytes:148053 (148.0 KB)
>>> > >
>>> > >
>>> > > root@ubuntu:~# cqlsh 192.168.111.136 9042
>>> > > Connection error: ('Unable to connect to any servers',
>>> > > {'192.168.111.136':
>>> > > error(111, "Tried connecting to [('192.168.111.136', 9042)]. Last error:
>>> > > Connection refused")})
>>> > >
>>> > >
>>> > > What to do?
>>> > >
>>>
>>>
>
