your ISP is resposible for PTR's of HIS addresses
he CAN and he have to

if he refuses search a professional ISP and consider
reading manuals what you are needing for a well working
mail service

Am 15.09.2012 18:27, schrieb LEON:
> Contact ISP is a good way,but my ISP cann't do it for me.Is there another way?
> 
> By the way,how to avoid receive the mail that i post to this mail list?
> 
> On 09/16/2012 12:22 AM, Ralf Hildebrandt wrote:
>> * LEON<l...@kingdest.com>:
>>> Hi,
>>>
>>>    This is my static ip mail server,ISP give me the ip,and i install
>>> the bind9 in this mail server,can you tell me how to do ?
>> You ISP needs to setup the reverse DNS entry (I guess)

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