Black berry

Greg Whynott Greg.Whynott at
Tue Dec 7 15:23:35 UTC 2010

i'm wondering if and are defaults which haven't been configured yet.  but he is a senior sysadmin, i'm sure he considered that already…


On Dec 7, 2010, at 7:37 AM, Matus UHLAR - fantomas wrote:

> On 07.12.10 11:06, Ejaz wrote:
>> We have problem in sending mail emails when using black berry device,
>> problem is like user cannot send emails either inside or outside the domain
>> when some one connected to our ISP and use our DNS server,
>> Does it require any special configuration of bind in named.conf file for
>> the blackberry users?
> no. You only must configure DNS properly.
>> The following message to < <mailto:mallen at> xxx at> was
>> undeliverable.
>> The reason for the problem:
>> 5.4.7 - Delivery expired (message too old) 'DNS Soft Error looking up
>> (MX) while asking Error was: unable to reach
>> nameserver on any valid IP'
> And you must count with the fact that with blackberry, your mail is not
> coming from your internal network, so your mailservers have to be reachable
> from the internet, or at least from blackberry IP ranges.
> --
> Matus UHLAR - fantomas, uhlar at ;
> Warning: I wish NOT to receive e-mail advertising to this address.
> Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
> 2B|!2B, that's a question!
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