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Questions tagged [autodiscovery]

82 questions
26
votes
3 answers

How discoverable are IPv6 addresses and AAAA names by potential attackers?

It is fairly standard to receive a significant number of minor hacking attempts each day trying common username / passwords for services like SSH and SMTP. I've always assumed these attempts are using the "small" address space of IPv4 to guess IP…
Philip Couling
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2 answers

What is '_autodiscover._tcp' in DNS settings?

On a domain, in the DNS settings is an SRV record named: _autodiscover._tcp and value is: 0 10 443 autodiscover.*hostname*.net. What is it and what does it do? I am migrating websites to a new server and I need to know how this will work with the…
christoflee
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12
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1 answer

NTP Service Auto-Discovery

Are there any methods I could use to provide auto-discovery for NTP? I recently moved to a new job that has a parent company that recently started providing Active Directory. I've been implementing SSSD & other stuff authenticating against AD and…
Keith Shannon
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6
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2 answers

How do I reconfigure Exchange Autodiscover?

So I've had issues for a long time with out of office, i believe my exchange has been setup incorrectly. When running tests on testexchangeconnectivity it connects to http://mydomain.com/autodiscover and tries…
user121246
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5
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2 answers

Outlook still connects to on-premise Exchange after migration

After migrating to Office 365, our Outlook clients in the office still connect to the on-premise exchange. Mobile and remote clients already work fine. What's going on? How do I fix this?
Oliver Salzburg
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5
votes
2 answers

Email Autodiscovery Not Being Probed By Android

Android's default email client is supposed to probe the server for the domain of the user's email address per outlook autodiscovery. This bug seems to indicate that at least the first two steps of that protocol do work. For example, on the first…
user109322
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5
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2 answers

How to suppress an unwanted external Autodiscover lookup?

In a small network with Exchange 2007, when starting Outlook 2010 (and once in a while afterwards), users get a prompt to confirm that it's safe to get account configuration information from…
chris
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5
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3 answers

Does Outlook continue to auto-discover account settings for already configured accounts? Can it be prevented?

fail2ban just locked me out of our website because something from my desktop was hammering port 443 on the server (which is not in use). I saw my IP also requesting "GET /autodiscover/autodiscover.xml HTTP/1.1", so I assume that's what's going on on…
Oliver Salzburg
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4
votes
1 answer

Exchange 2013 Autdiscover request from other user

Scenario: Test environment with Exchange 2013 servers, 1 mbx server, 1 cas server. Autodiscover configured. This environment is mainly for learning/testing purposes. Lets say I have 3 users. user1 user2 user3 I am logged in as user1, using my…
Smeerpijp
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4
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1 answer

Exchange 2013 Internal and External URLs with multiple servers and certificates

I'm building a lab with two Exchange 2013 Servers with different internal names and only one external URL, the naming schema is something like this: Internal Names: exchange1.local.example.com exchange2.local.example.com External…
Vinícius Ferrão
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4
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1 answer

Exchange 2010 Internal Auto Discover Migrate away from current .local DNS name

We have an Exchange 2010 Server, running within our Active Directory domain, with an internal hostname of server.example.local. The server is configured for Exchange anywhere, but currently has a self signed certificate with a name of…
Bryan
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4
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2 answers

How to use auto-discovery with iDRAC Enterprise?

All I want to do is: have "auto discovery" enabled on my iDRAC enterprise at the factory rack the server, cable iDRAC to dhcp-enabled management network have the iDRAC DHCP, find the "Provisioning Server", and get updated with login credentials…
jwiz
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3
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1 answer

How to setup auto-configure email for Android Mail app on your server?

I work for a local ISP, Web and Email Hosting provider. I've been able to setup autoconfig/autodiscover and .mobileconfig for Thunderbird, Outlook, and IOS, respectively. This covers most of our user-base, except for beloved Android. It's tested.…
jdmayfield
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3
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1 answer

Bypass Autodiscover step

Question How can I bypass the step where the Autodiscover service of Microsoft Outlook checks for settings at https://domain.com/autodiscover/autodiscover.xml? Context Hi guys! By default, Outlook sequentially checks for Autodiscover configuration…
Guido Walter Pettinari
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3
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1 answer

Exchange 2010: EXPR section missing from Autodiscover for some users

I am trying to migrate mailboxes to 365. I am doing a cutover migration. All is going well, except I have about 15 mailboxes that keep failing. I have tracked down the issue I think... on the mailboxes that are failing autodiscover is not returning…
sidework
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