Dave,
4.1.0 was a long time ago in a galaxy far, far away. We don't care about
that version any more. Anyone who wants help needs to upgrade to a more
recent version.
Danny
David L. Mills wrote:
> Guys,
>
> I was afraid this might happen. There is no such port check in the
> development branch, so somebody broke my rules not to change ntp_proto.c
> withhout my permission. The result not only breaks the specification, it
> disables symmetric active/active modes. Any check like this has to be
> mode dependent, so whoever made the change eithher doesn't believe the
> specification or doesn't understand symmetric modes or both.
>
> This is the main reason I object to changing the files I specifically
> reserve for my own paws, including ntp_proto.c, ntp_crypto.c,
> ntp_loopfilter.c and ntp-keygen.c, between development merges and I'm
> rather pissed off.
>
> Dave
>
> Ronan Flood wrote:
>> On Tue, 1 Apr 2008 12:44:17 -0400, "Ray" <[EMAIL PROTECTED]> wrote:
>>
>>
>>> input_handler: if=2 fd=6 length 48 from 453fdb02 69.63.219.2
>>> receive: at 38 132.246.168.2<-69.63.219.2 restrict 00
>>
>>> receive: at 182 132.246.168.2<-69.156.105.192 restrict 00
>>> receive: at 182 132.246.168.2<-69.156.105.192 mode 3 code 2
>>> MCAST *****sendpkt(fd=6 dst=69.156.105.192, src=132.246.168.2, ttl=0,
>>> len=48)
>>> transmit: at 182 132.246.168.2->69.156.105.192 mode 4
>>
>>
>>>> Ray> I am running stratum-1 servers with NTP version 4.1.0.
>>
>> Compare the above two client addresses in the output of
>> "ntpdc -nc monlist 132.246.168.2" :
>>
>> remote address port local address count m ver drop last first
>>
>> 69.63.219.2 353 132.246.168.2 99 3 3 0 18 6354
>>
>> 69.156.105.192 2605 132.246.168.2 11 3 4 0 294 6309
>>
>>
>> Then examine this piece of code in ntp-4.1.0/ntpd/ntp_proto.c receive() :
>>
>> if (!(SRCPORT(&rbufp->recv_srcadr) == NTP_PORT ||
>> SRCPORT(&rbufp->recv_srcadr) >= IPPORT_RESERVED)) {
>> sys_badlength++;
>> return; /* invalid port */
>> }
>>
>> QED. Time to upgrade to a later version ...
>>
>
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