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Date: Thu, 12 May 2005 12:47:28 -0700 (PDT)
From: "Peter A. Castro" <doctor AT fruitbat DOT org>
To: cygwin AT cygwin DOT com
Subject: Re: sending packets from solaris to Cygwin
In-Reply-To: <20050509123904.GD3375@calimero.vinschen.de>
Message-ID: <Pine.LNX.4.60.0505121244280.17772@gremlin.fruitbat.org>
References: <427DFFF2 DOT 2050202 AT sli-institute DOT ac DOT uk> <20050509123904 DOT GD3375 AT calimero DOT vinschen DOT de>
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On Mon, 9 May 2005, Corinna Vinschen wrote:

> On May  8 13:02, Nakul Haridas wrote:
>> Hi,
>>
>> The codes I have attached are similar to a eariler reported problem
>> References:
>> <Pine DOT SOL DOT 4 DOT 33 DOT 0112060615220 DOT 15529-100000 AT azure DOT engin DOT umich DOT edu>
>>
>> However I have my program working either in Solaris or Cygwin only. If
>> the server is on solaris and client on cygwin and vice versa , the
>> packet is lost. I cant figure out what the problem could be. I have also put
>>
>> memset(&su_addr, 0, sizeof(su_addr));    /* server addr info */
>>      su_addr.sin_family = AF_INET;
>>      su_addr.sin_port = htons(MYPORT);
>>      su_addr.sin_addr.s_addr = inet_addr(u_addr);
>>
>> This should have solved the probelem but it didnt.
>> Could youhelp me in this regards.
>
> Probably not.  After working around the missing udp_ack.h in your attached
> example code, I tried it between a Linux and a Cygwin box.
> http://cygwin.com/acronyms/#WJFFM.

As another data point, I tried this between a real Solaris box and a
Win2K box with Cygwin.  Works just fine.
Nakul, you might want to examine your network topology.  Perhaps theres a
router which is filtering UDP packets?  Or, perhaps you have some Windows
firewall filtering going on?

> Corinna

-- 
Peter A. Castro <doctor AT fruitbat DOT org> or <Peter DOT Castro AT oracle DOT com>
 	"Cats are just autistic Dogs" -- Dr. Tony Attwood

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