Markus wrote:

> Alain Fauconnet wrote:

>>On Tue, Jul 12, 2005 at 09:34:45AM +0200, Markus Darges wrote:
>>  
>>
>>>Hello,
>>>
>>>since two weeks my RAZOR isn't working anymore. Port 2703 in my firewall 
>>>is open. razor-admin -discover leads to "Bootstrap discovery failed. 
>>>Giving up.
>>>Also I can't reach shock.cloudmark.com on port 2703. I upgraded to 
>>>razor-agents 2.75 with the same result. I tried spamassassin -D --lint. 
>>>running as user amavis. $sa_local_tests_only = 0 in amavisd.conf and I 
>>>didn't change the user_prefs.
>>>Any idea waht the problem is?
>>
>>Works for me... this is a tcpdump from my mail gateway
>>
>>14:39:55.580987 IP shock.cloudmark.com.2703 > my.mail.gateway.48207: S 
>>917486562:917486562(0) ack 1089000364 win 5792 <mss 1460,sackOK,timestamp 
>>1481396810 94447027,nop,wscale 0>
>>14:39:55.581052 IP my.mail.gateway.48207 > shock.cloudmark.com.2703: . ack 1 
>>win 5840 <nop,nop,timestamp 94447048 1481396810>
>>14:39:55.797772 IP shock.cloudmark.com.2703 > my.mail.gateway.48207: P 
>>1:37(36) ack 1 win 5792 <nop,nop,timestamp 1481396832 94447048>
>>14:39:55.797841 IP my.mail.gateway.48207 > shock.cloudmark.com.2703: . ack 37 
>>win 5840 <nop,nop,timestamp 94447070 1481396832>
>>14:39:55.799022 IP my.mail.gateway.48207 > shock.cloudmark.com.2703: P 
>>1:26(25) ack 37 win 5840 <nop,nop,timestamp 94447070 1481396832>
>>14:39:56.015017 IP shock.cloudmark.com.2703 > my.mail.gateway.48207: . ack 26 
>>win 5792 <nop,nop,timestamp 1481396853 94447070>
>>14:39:56.015082 IP my.mail.gateway.48207 > shock.cloudmark.com.2703: P 
>>26:106(80) ack 37 win 5840 <nop,nop,timestamp 94447092 1481396853>
>>14:39:56.230132 IP shock.cloudmark.com.2703 > my.mail.gateway.48207: . ack 
>>106 win 5792 <nop,nop,timestamp 1481396875 94447092>
>>14:39:56.331220 IP shock.cloudmark.com.2703 > my.mail.gateway.48207: P 
>>37:51(14) ack 106 win 5792 <nop,nop,timestamp 1481396885 94447092>
>>14:39:56.333066 IP my.mail.gateway.48207 > shock.cloudmark.com.2703: P 
>>106:111(5) ack 51 win 5840 <nop,nop,timestamp 94447123 1481396885>
>>14:39:56.333614 IP my.mail.gateway.48207 > shock.cloudmark.com.2703: F 
>>111:111(0) ack 51 win 5840 <nop,nop,timestamp 94447123 1481396885>
>>14:39:56.548519 IP shock.cloudmark.com.2703 > my.mail.gateway.48207: . ack 
>>111 win 5792 <nop,nop,timestamp 1481396907 94447123>
>>14:39:56.556993 IP shock.cloudmark.com.2703 > my.mail.gateway.48207: R 
>>51:51(0) ack 112 win 5792 <nop,nop,timestamp 1481396908 94447123>
>>
>>What does a traceroute give? You may have a routing issue here.
>>
>>Greets,
>>_A_
>>
> Thanks Alain,

> I went to our net administrator with your information. He told me before 
> that in his access lists the port 2703 is accepted. A few moments ago he 
> informed me that it is working again but to his words he hasn't changed 
> anything. :-)

I have a proxy server and sometimes the DNS cache on it will become
corrupt. Clearing the cache will sometimes resolve seemingly
inexplicable issues like this for me.

Gary V



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