ma...@ntp.org (Danny Mayer) writes: >Unruh wrote: >> "Richard B. Gilbert" <rgilber...@comcast.net> writes: >> >>> Unruh wrote: >>>> "Richard B. Gilbert" <rgilber...@comcast.net> writes: >>>> >>>>> jlevine wrote: >>>>>> In the last few days I have seen an increasing number of systems that >>>>>> are requesting the time in NTP format several times per second. This >>>>>> poll interval is far in excess of the usual best practices. Since >>>>>> there are a number of such systems, it is possible that this problem >>>>>> is a result of a new version of NTP that has just been released. >>>>>> Please let me know if you have any information about a new version of >>>>>> NTP that can do this or if any of you are seeing the same problem. >>>>>> >>>>>> Thanks. >>>>>> >>>>>> Judah Levine >>>>>> Time and Frequency Division >>>>>> NIST Boulder >>>>> Have you captured the IP addresses of the systems involved? If so, have >>>>> you identified the ISP responsible for those addresses? Complained to >>>>> the ISP? Etc, etc? >>>>> The half witted will always be with us. . . . >>>> There is no way you can set up ntpd so that it will poll many times a >>>> second, unless there is a severe bug in ntp. He is asking if perhaps such a >>>> bug exists in the latest version of ntpd ( since the latest version just >>>> came out a month ago, and latest devel version a week ago, this would be a >>>> sensible worry). >>>> Alternatively one of those modem manufacturers may have screwed up again, >>>> or some ntp like program has come out that has such a default. >>>> I agree that asking the IP addressee what it is that they are running might >>>> work, but probably not. >>>> >> >>> It may take a while to get results but if the only alternative is to do >>> nothing and suffer. . . . The ISPs have the power to cut these idiots >>> off at the knees! Whether they are willing to do so is something you >>> have to ask them. They also have the ability to reduce a network >>> address to a street address. Again, you have to ask. If you ask on >>> NIST letterhead, your chances of being taken seriously are much improved. >> >> IF it is a bug in ntp, then the users are not idiots, unless using ntp >> makes you an idiot. If it is a bug in some other ntp software, then the >> users of that software are not idiots, unless use of that software per se >> makes you an idiot. If it is some modem manufacturer who has misapplied ntp >> on their modem/router, again the same applies. He is trying to find out if >> it is possible that such bugs exist, or than anyone else has seen them. >> >> >>> As I recall my contract with Comcast, they can simply cut me off in >>> response to just about any sort of abuse. If nobody complains, I can >>> get away with practically anything! >> >> >> Is a bug in the software "abuse"?
>Yes. Any software needs to be properly tested before it is released and >checked to see that it follows the protocol rules. If you don't do >proper QA then you not only are not doing proper development and you are >not ensuring that you are working cooperatively with the server on which >you are dependent for information. While it may be abuse by the developer, it is not abuse by the user. >Danny _______________________________________________ questions mailing list questions@lists.ntp.org https://lists.ntp.org/mailman/listinfo/questions
