[pfx] Re: Postfix authentication with LDAP

2025-07-02 Thread Viktor Dukhovni via Postfix-users
On Wed, Jul 02, 2025 at 02:22:37PM +0530, Burn Zero wrote: > > If you really mean authentication, a key question is whether this is an > > ActiveDirectory environment, or just some standalone (though networked) > > Windows servers? > > It is an active directory environment. But the problem is ema

[pfx] Re: Postfix authentication with LDAP

2025-07-02 Thread Jaroslaw Rafa via Postfix-users
Dnia 2.07.2025 o godz. 14:25:52 Burn Zero via Postfix-users pisze: > > They do have fixed IP addresses. But I need to implement > authentication so that they cannot just use any email address. For > example: a device configured with an account must be able to send > email with that "from" address

[pfx] Re: Postfix authentication with LDAP

2025-07-02 Thread Burn Zero via Postfix-users
> These probably have fixed IP addresses (if not, they should). Could you just > allow mail from them by IP address? They do have fixed IP addresses. But I need to implement authentication so that they cannot just use any email address. For example: a device configured with an account must be able

[pfx] Re: Postfix authentication with LDAP

2025-07-02 Thread Burn Zero via Postfix-users
> If you really mean authentication, a key question is whether this is an > ActiveDirectory environment, or just some standalone (though networked) > Windows servers? It is an active directory environment. But the problem is emails will be sent from devices such as printers, servers and web applic

[pfx] Re: Postfix authentication with LDAP

2025-07-02 Thread Jaroslaw Rafa via Postfix-users
Dnia 2.07.2025 o godz. 11:59:09 Burn Zero via Postfix-users pisze: > > Typically, neither is a good choice for *authentication* (logins via a > > password of some sort). Are you sure you're looking for > > *authentication* rather that email address validation? > > Yes, I am looking for authentic

[pfx] Re: Postfix authentication with LDAP

2025-07-01 Thread Viktor Dukhovni via Postfix-users
On Wed, Jul 02, 2025 at 11:59:09AM +0530, Burn Zero wrote: > > Typically, neither is a good choice for *authentication* (logins via a > > password of some sort). Are you sure you're looking for > > *authentication* rather that email address validation? > > Yes, I am looking for authentication. Fo

[pfx] Re: Postfix authentication with LDAP

2025-07-01 Thread Viktor Dukhovni via Postfix-users
On Wed, Jul 02, 2025 at 12:02:44PM +0530, Burn Zero via Postfix-users wrote: > > With 400k/day, you can expect loads up to 100 requests/second. > > > > If this uses the Postfix ldap: or mysql: clients, then maybe using > > memcache: with backup=ldap:/foo or backup=mysql:/bar can help. > > > > Than

[pfx] Re: Postfix authentication with LDAP

2025-07-01 Thread Burn Zero via Postfix-users
> With 400k/day, you can expect loads up to 100 requests/second. > > If this uses the Postfix ldap: or mysql: clients, then maybe using > memcache: with backup=ldap:/foo or backup=mysql:/bar can help. > Thank you, I will try using memcache. ___ Postfix-u

[pfx] Re: Postfix authentication with LDAP

2025-07-01 Thread Burn Zero via Postfix-users
> Typically, neither is a good choice for *authentication* (logins via a > password of some sort). Are you sure you're looking for > *authentication* rather that email address validation? Yes, I am looking for authentication. For example, printers, scanners, applications will need to send email t

[pfx] Re: Postfix authentication with LDAP

2025-07-01 Thread Wietse Venema via Postfix-users
Burn Zero via Postfix-users: > Hi, > > I am trying to implement postfix authentication with LDAP (Active > Directory) where the postfix server will act as relay. The expected traffic > is huge (around 400K / day), so is it better to use LDAP as authentication > mode than MySQL? With 400k/day, you

[pfx] Re: Postfix authentication with LDAP

2025-07-01 Thread Viktor Dukhovni via Postfix-users
On Tue, Jul 01, 2025 at 04:32:18PM +0530, Burn Zero via Postfix-users wrote: > I am trying to implement postfix authentication with LDAP (Active > Directory) where the postfix server will act as relay. The expected traffic > is huge (around 400K / day), so is it better to use LDAP as authenticatio