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Forum Discussion

Sandibear764's avatar
Sandibear764
Aspirant
Feb 23, 2016

Security issues with C6300 Cable Modem

I have received numerous DoS ICMP Flood attacks through my C6300 Cable Modem. I have tried changing passwords, SSID Name, factory resets. Still I am having security issues.!Comcast has suggested that ...
Security
jpoorboy's avatar
jpoorboy
Aspirant
Jul 20, 2017

Hello,

 

I am seeing the same issue as OP.

I have had my ISP come out and test my lines and no line noise, but my speeds are dropping.

Seeing lot's of IP's listed in the logs.

Please help!

  • DarrenM's avatar
    DarrenM
    Sr. NETGEAR Moderator
    Jul 21, 2017

    Hello jpoorboy

     

    Can you post the logs might be able to help.

     

    DarrenM

    • jpoorboy's avatar
      jpoorboy
      Aspirant
      Jul 26, 2017

      Hello Darren.

       

      Sorry for the delay.

      I changed my IP to 0.0.0.0 in the log snipit I have provided below.

       

      DescriptionCountLast OccurrenceTargetSource
      [DoS attack] ICMP Flood from 219.144.128.591Wednesday, 26 Jul 2017 16:07:440.0.0.0219.144.128.59
      [DoS attack] ICMP Flood from 54.94.201.101Wednesday, 26 Jul 2017 13:57:110.0.0.0

      54.94.201.10