Re: Server listening only on tcp6

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> On 12 Jun 2019, at 14:55, wodel youchi <wodel.youchi@xxxxxxxxx> wrote:
> 
> Hi,
> 
> I am using a new installation on Cento 7 updated.
> I am using these packages for 389DS
> 389-adminutil-1.1.21-2.el7.x86_64
> 389-ds-base-1.3.8.4-15.el7.x86_64
> 389-admin-console-doc-1.1.12-1.el7.noarch
> 389-ds-base-libs-1.3.8.4-15.el7.x86_64
> 389-console-1.1.19-4.el7.noarch
> 389-admin-1.1.46-1.el7.x86_64
> 389-admin-console-1.1.12-1.el7.noarch
> 389-ds-console-doc-1.2.16-1.el7.noarch
> 389-ds-1.2.2-6.el7.noarch
> 389-ds-console-1.2.16-1.el7.noarch
> 389-dsgw-1.1.11-5.el7.x86_64
> 
> The netstat on both ports 389 and 636 show that the daemon is listening on tcp6 only.
> 
> as a workaround i modified nsslapd-listenhost and nsslapd-securelistenhost to 0.0.0.0
> 
> it's the first time I ma getting this behavior.

I think that in this case, it will only listen on ipv6 but it accepts connections from both. This is because there is a way to open a socket via v6 that accepts on both which I think NSPR uses. 

So unless there is no way to connect on v4, this is no issue. 


> 
> Regards.
> 
> 	Virus-free. www.avast.com
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—
Sincerely,

William Brown

Senior Software Engineer, 389 Directory Server
SUSE Labs
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