#What is exchange client access server Offline#

Priority: Indicates the order that the rules are applied to client connections (a lower number indicates a higher priority). Note: When you block connections for a specific protocol, other applications that rely on the same protocol might also be affected. Valid actions are:Р”Р„llow the connection (the AllowAccess value for the Action parameter).Р”В«lock the connection (the DenyAccess value for the Action parameter). Rule evaluation continues for client connections that are allowed by the exception, but a subsequent rule could still affect the connection.Р”Р„ction: Specifies what to do to client connections that match the conditions in the rule, and don't match any of the exceptions. Exceptions override conditions and prevent the rule action from being applied to a connection, even if the connection matches all of the configured conditions. When a client connection matches the conditions of a rule, the action is applied to the client connection, and rule evaluation stops (no more Rules are applied to the connection).Р”В®xceptions: Optionally identify the client connections that the action shouldn't apply to. For a complete list of conditions, see the Client Access Rule conditions and exceptions section later in this topic. Client Access Rule componentsР”Р„ rule is made of conditions, exceptions, an action, and a priority value.Р”В¬onditions: Identify the client connections to apply the action to. Block access to the classic Exchange admin center (EAC) for users in a specific country or region.Р”Р‡or Client Access Rule procedures, see Procedures for Client Access Rules in Exchange Online.Р”В«lock service account access when using EWS impersonation is not supported with Client Access Rules.Prevent client access using Exchange Online PowerShell.Prevent client access using federated authentication.

#What is exchange client access server Offline#

Block access to an offline address book (OAB) for specific users based on their usernames.Block access to Exchange Web Services (EWS) for users in specific departments, cities, or countries.Allow access to Exchange ActiveSync clients from specific IP addresses, and block all other ActiveSync clients.You can prevent clients from connecting to Exchange Online based on their IP address (IPv4 and IPv6), authentication type, and user property values, and the protocol, application, service, or resource that they're using to connect. Client Access Rules are like mail flow rules (also known as transport rules) for client connections to your Exchange Online organization. Summary: Learn how administrators can use Client Access Rules to allow or block different types of client connections to Exchange Online.Р”В¬lient Access Rules help you control access to your Exchange Online organization based on client properties or client access requests.