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ylafont's avatar
ylafont
Aspirant
Oct 04, 2015

Netword Performance issuse

Need some guidance on a Networking issues that started a few days ago and I am not sure how to how to troubleshoot.

 

Problem - Every two minutes or so I lose the ability to access the internet, web surf, streaming audio RDP connections, VOIP call are cut off and so on. This last about 20-30 seconds and then connections are restored.  The odd thing here is, the internet connection stays up and does not appear to be the problem I have monitored the router and all is well, I have called Time warner and had the connection tested.  Although I loose RDP connection, I don’t lose my VPN connection.

 

Troubleshooting- I disconnected EVERY Device from the network and only attached the PC to the router and the PROBLEM disappeared.  I then began to plug in devices one at a time every two hours or so to see what device was the problem.  After all was said and done, I have identified my READYNAS PRO is the cause of the problem.   Each time I unplug it from the network everything returns to normal.

 

Just in case there was an IP conflict - I have change the IP.

Just in case the RJ45 cable was bad - I have changes the RJ45 cable

Just in case the NAS Ethernet port went bad - I moved to the secondary Ethernet Port on the device

Just in case the Ethernet port was bad on the switch, the NAS connection was moved to another port.

 

How can I find the cause of this problem?

9 Replies

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  • StephenB's avatar
    StephenB
    Guru - Experienced User

    Are you forwarding ports to the NAS in the router?

    • ylafont's avatar
      ylafont
      Aspirant

      I do have ports being forwarded on the router- however no ports are being forwarded to the NAS itself.

    • ylafont's avatar
      ylafont
      Aspirant

      i am curious  the bond0 and  and tun10 interfaces.. are they supposed to be there?

       

       

      NasOne:~# ifconfig -a
      bond0     Link encap:Ethernet  HWaddr 00:00:00:00:00:00
                UP BROADCAST RUNNING MASTER MULTICAST  MTU:1500  Metric:1
                RX packets:0 errors:0 dropped:0 overruns:0 frame:0
                TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
                collisions:0 txqueuelen:0
                RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)
      
      eth0      Link encap:Ethernet  HWaddr 00:1F:33:EA:50:95
                UP BROADCAST MULTICAST  MTU:1500  Metric:1
                RX packets:0 errors:0 dropped:0 overruns:0 frame:0
                TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
                collisions:0 txqueuelen:1000
                RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)
                Interrupt:16 Memory:ff6fc000-0
      
      eth1      Link encap:Ethernet  HWaddr 00:1F:33:EA:50:94
                inet addr:192.168.101.3  Bcast:192.168.101.255  Mask:255.255.255.0
                UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
                RX packets:14079467 errors:0 dropped:7 overruns:0 frame:0
                TX packets:2106931720 errors:0 dropped:0 overruns:0 carrier:0
                collisions:0 txqueuelen:1000
                RX bytes:3083618709 (2.8 GiB)  TX bytes:2046929944846 (1.8 TiB)
                Interrupt:17 Memory:ff7fc000-0
      
      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:16436  Metric:1
                RX packets:26411 errors:0 dropped:0 overruns:0 frame:0
                TX packets:26411 errors:0 dropped:0 overruns:0 carrier:0
                collisions:0 txqueuelen:0
                RX bytes:1811103 (1.7 MiB)  TX bytes:1811103 (1.7 MiB)
      
      tunl0     Link encap:IPIP Tunnel  HWaddr
                UP RUNNING NOARP  MTU:1480  Metric:1
                RX packets:0 errors:0 dropped:0 overruns:0 frame:0
                TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
                collisions:0 txqueuelen:0
                RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)

       

      • StephenB's avatar
        StephenB
        Guru - Experienced User

        I see both interfaces on my pro (though in my case I use bond0). I am wondering if tun10 is set up for remote.

         

        What add ons do you have installed?

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