Re: TLS library problem - SSL routines:SSL3_GET_RECORD - wrong version number

2013-10-16 Thread Michael Büker
On Tue 15.10.13 15:18:06 Viktor Dukhovni wrote: > The server in question is a Microsoft Exchange server with buggy 3DES > ciphersuites (IIRC found in Windows XP, and perhaps Windows Server 2003). > > Add "exclude=3DES" to the entry table for this server, and you'll likely > be fine. You probably

Re: TLS library problem - SSL routines:SSL3_GET_RECORD - wrong version number

2013-10-16 Thread Michael Büker
On Wed 16.10.13 10:29:21 Michael Büker wrote: > I might still combine the sender_dependent_default_transport_maps with my > sender_dependent_relayhost_maps so I don't have to maintain both files. Come > to think of it: Couldn't I combine the single line in smtp_tls_policy_maps > into the transpor

Re: TLS library problem - SSL routines:SSL3_GET_RECORD - wrong version number

2013-10-16 Thread DTNX Postmaster
On Oct 16, 2013, at 10:29, Michael Büker wrote: > Now, everything works. Phew. > > I might still combine the sender_dependent_default_transport_maps with my > sender_dependent_relayhost_maps so I don't have to maintain both files. Come > to > think of it: Couldn't I combine the single line in

Re: TLS library problem - SSL routines:SSL3_GET_RECORD - wrong version number

2013-10-16 Thread Viktor Dukhovni
On Wed, Oct 16, 2013 at 10:29:21AM +0200, Michael B?ker wrote: > > Add "exclude=3DES" to the entry table for this server, and you'll likely > > be fine. You probably don't need to tweak the protocols. > > Adding "exclude=3DES" or "exclude=DES-CBC3-SHA" to the smtp_tls_policy_maps > file didn't

Re: requiring TLS on a pool of servers

2013-10-16 Thread Marko Weber | ZBF
Hello, Am 2013-10-14 14:12, schrieb Dan Langille: I have a group of Postfix servers. I want communications between these servers to be TLS and clients must present a known certificate. These servers are also public-facing and accept incoming mail from servers not under my control. I just start

Re: requiring TLS on a pool of servers

2013-10-16 Thread Viktor Dukhovni
On Wed, Oct 16, 2013 at 07:52:42PM +0200, Marko Weber | ZBF wrote: > > Accept incoming mail only if these certs are presented: > > > > # cat /usr/local/etc/postfix-config/relay_clientcerts > > 11:22:33:44:55:66:77:88:99:AA:BB:CC:DD:EE:FF:00:11:22:33:44 a.example.org > > 11:22:33:44:55:66:77:88:99:

Re: postfix reports no rDNS on a host with many PTR records

2013-10-16 Thread Peter
On 10/16/2013 04:03 AM, Blake Hudson wrote: > > Thanks for the reminder about where to locate the test programs Wietse. > I confirmed this appears to be an issue with RHEL5 (all patches applied > today). The issue is resolved in RHEL6. I am running a local instance of > BIND (bind-9.3.6-20.P1.el5_