Please keep replies on the list.
I would suggest running tcpdump on the server side and see if the
packet is
making it to the stack then. Perhaps there are other UFW rules
dropping
things?
You can just use something like 'telnet 192.168.1.42 5001' to
verify that.
-Brian
On 03/04/2015 10:25 AM, ppnaik wrote:
> Sir,
> I added rule tcp 1 65535 but it still did not work.
>
> Thanks,
>
> Priyanka
>
>
> On 2015-03-04 20:29, Brian Haley wrote:
>> Like Krishna asked, have you added a security group rule for TCP
port
5001?
>> Otherwise ingress traffic on that port will be dropped.
>>
>> -Brian
>>
>> On 03/04/2015 05:45 AM, Priyanka Naik wrote:
>>> Hi,
>>>
>>> Sorry my mistake . I was actually trying it for different ports
and
copied the
>>> earlier command on client VM. On client VM I am running
>>>
>>> iperf -c 192.168.1.42
>>>
>>> and on server
>>>
>>> iperf -s
>>>
>>> yes the server is listening on port 5001.
>>>
>>> netstat -anp | grep 5001
>>> (Not all processes could be identified, non-owned process info
>>> will not be shown, you would have to be root to see it all.)
>>> tcp 0 0 0.0.0.0:5001 0.0.0.0:*
LISTEN
>>> 20227/iperf
>>>
>>> Thanks,
>>> Priyanka
>>>
>>> On 03/04/2015 04:10 PM, nithish B wrote:
>>>> Hi Priyanka,
>>>> Sorry for that. My bad. I actaully meant to say, check if
that
client is
>>>> indeed listening on the port.
>>>>
>>>> And wait a minute, I didn't notice!!!
>>>>
>>>> Your output says:
>>>>
>>>> On iperf server VM
>>>>
>>>> | iperf -s
>>>>
------------------------------------------------------------
>>>> Server listening on TCP *port **5001*
>>>> TCP window size: 85.3 KByte (default)
>>>>
------------------------------------------------------------|
>>>>
>>>> On iperf client VM
>>>>
>>>> | iperf -c 192.168.1.42 *-p 8042* -i 1 -t 10
>>>>
>>>> |
>>>> |Kindly let me know as to why are you using port 8042 in the
client
while
>>>> the server
>>>> is listening on port 5001?
>>>> |
>>>>
>>>> Regards,
>>>> Nitish B.
>>>>
>>>> On Wed, Mar 4, 2015 at 3:58 PM, Priyanka Naik
<ppn...@cse.iitb.ac.in
>>>> <mailto:ppn...@cse.iitb.ac.in>> wrote:
>>>>
>>>> Hi Nitish,
>>>>
>>>> I am able to ping the client VM(192.168.1.41) from the
server
>>>> VM(192.168.1.42).
>>>>
>>>> ping 192.168.1.41
>>>> PING 192.168.1.41 (192.168.1.41) 56(84) bytes of data.
>>>> 64 bytes from 192.168.1.41 <http://192.168.1.41>:
icmp_req=1
ttl=64
>>>> time=1.02 ms
>>>> 64 bytes from 192.168.1.41 <http://192.168.1.41>:
icmp_req=2
ttl=64
>>>> time=0.495 ms
>>>> 64 bytes from 192.168.1.41 <http://192.168.1.41>:
icmp_req=3
ttl=64
>>>> time=0.598 ms
>>>> 64 bytes from 192.168.1.41 <http://192.168.1.41>:
icmp_req=4
ttl=64
>>>> time=0.462 ms
>>>> ^C
>>>> --- 192.168.1.41 ping statistics ---
>>>> 4 packets transmitted, 4 received, 0% packet loss, time
2999ms
>>>> rtt min/avg/max/mdev = 0.462/0.645/1.025/0.225 ms
>>>>
>>>> I am sorry I did not understand pinging a specified port.
>>>>
>>>> Thanks,
>>>>
>>>> Priyanka
>>>>
>>>>
>>>> On 03/04/2015 03:49 PM, nithish B wrote:
>>>>> Hi Priyanka,
>>>>> First check if you are able to ping the client VM from
the
server VM
>>>>> on the specified port. If not, then there is an issue with
the
network
>>>>> configuration.
>>>>> Else, if you are able to ping on the specific port,
then
there is some
>>>>> tunnelling issue and we can fix that!
>>>>> Let me know this and we can proceed.
>>>>>
>>>>>
>>>>> Regards,
>>>>> Nitish B.
>>>>>
>>>>> On Wed, Mar 4, 2015 at 3:15 PM, Priyanka Naik <
ppn...@cse.iitb.ac.in
>>>>> <mailto:ppn...@cse.iitb.ac.in>> wrote:
>>>>>
>>>>> Hi,
>>>>>
>>>>> I have a multinode openstack juno setup. Iperf does
not work
between
>>>>> VMs( on the same compute node asw ell as different
compute
nodes)
>>>>>
>>>>> On iperf server VM
>>>>>
>>>>> | iperf -s
>>>>>
------------------------------------------------------------
>>>>> Server listening on TCP port 5001
>>>>> TCP window size: 85.3 KByte (default)
>>>>>
------------------------------------------------------------|
>>>>>
>>>>> On iperf client VM
>>>>>
>>>>> | iperf -c 192.168.1.42 -p 8042 -i 1 -t 10|
>>>>>
>>>>> The mtu of the VM interface is 1400. It does not work
even
after
>>>>> increasing or decreasing this value.
>>>>>
>>>>> |ifconfig
>>>>> eth0 Link encap:Ethernet HWaddr
fa:16:3e:ac:70:99
>>>>> inet addr:192.168.1.41 Bcast:192.168.1.255
>>>>> Mask:255.255.255.0
>>>>> inet6 addr: fe80::f816:3eff:feac:7099/64
Scope:Link
>>>>> UP BROADCAST RUNNING MULTICAST MTU:1400
Metric:1
>>>>> RX packets:5781941 errors:0 dropped:0
overruns:0
frame:0
>>>>> TX packets:7096888 errors:0 dropped:0
overruns:0
carrier:0
>>>>> collisions:0 txqueuelen:1000
>>>>> RX bytes:3028179379 (3.0 GB) TX
bytes:3594331790
>>>>> <tel:3594331790> (3.5 GB)|
>>>>>
>>>>> Please help me solve this issue.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Priyanka
>>>>>
>>>>>
>>>>> _______________________________________________
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>>>>>
>>>>>
>>>>
>>>>
>>>
>>>
>>>
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