The Client then needs to send a Request to the Web ticket service URL in order to obtain a Web ticket. In the response, the Client receives a Web ticket URL, which provides the location of the WebTicketService. We are here trying to discover a specific users home pool, hence the request will go to the “User” URL. The client then sends a request to the user URL. You can see the request and Response below The client then sends a request to the Autodiscover URL for its own domain (in this case and in Response it receives the Autodiscover URL's specific to the users Tenant. Once the Initial TCP handshake is Complete, The Client will perform a TLS Handshake, You can see that in a Network trace, refer Screen shot below It then tries to Do a TCP handshake with The SFB Client learns that it needs to Contact
#SKYPE ONLINE CALL CODE#
The response code for this request will be '200 ok' and in the response we should receive the external webservices URL for autodiscover. Whenever a user enters his SIP URI to sign in to the SFB client, The client forms an autodiscover URL using the domain name that it extracts from the users SIP URI to start the discovery process and then it sends an Unauthenticated Get request to the URL,.
SIP URI of the user - a SFB client wants to Sign in, It needs to know where it can send its request to be able to Sign in. The SFB client can now send a Register again and use the certificate it downloaded for authenticationīelow is a graphical representation of the SFB online Client Sign in processĭetailed Explanation of SFB online Client Sign in process with LOG Snippets: The client will submit the same webticket obtained in step 10 to the Cert provisioning service The Client had already Obtained a webticket in step 10 above Here again the Client is challenged for authentication and is redirected to webticket service to get Webticket The SFB client then sends a request to Certprov It is then challenged for authentication again, here the ONLY supported method of authentication is TLS-DSK, The client is provided a Cert provisioning URL ( The SFB client now sends a SIP register to the Online Edge pool (" port="443) In Response Autodiscover will provide the Pool names (" port="443) where the client can send Register to Sign in
The client then submits this webticket to Autodiscover Webticket service now will grant a Webticket to the Client The Client then submits this token to Webticket Service
#SKYPE ONLINE CALL PASSWORD#
The Client may receive a Password prompt and once the correct password is provided Org ID will issue a Token Now in order to authenticate the client reaches out to Ord ID and requests a Token The Client then sends a POST request to Webticket Service which requires the client to provide a Token from Org ID () The Client is then challenged and is provided the URL for Webticket service ( SFB Client then sends a Request to Autodiscover to discover its pool for sign in. The Client is then redirected to Autodiscover (
SFB Client then sends a unauthenticated GET request to SIP URI of the user - client Queries DNS for. My intention here is to explain what happens in the background when a SFB client signs in so that it helps engineers and customers troubleshooting issues related to Sign in and Authentication.īelow is a High level explanation on how the SFB online Client Sign in process works may not be standard terminology, I use them solely to make the understanding simpler. Some of the terms I use to describe things like Modern Auth provider, O365 AD, Org ID etc. I have tried my best to ensure the information below is accurate. Pure Online (O365) environment, SFB user is homed Online, NO ADFS, MA (Modern Auth) is Disabled in O365 First published on TECHNET on Apr 09, 2018
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