[MS-ASCMD]: ActiveSync Command Reference Protocol Specification

4.8.2.2 Response – Changes Found
The following example shows a Ping command response (section 2.2.2.11.2) that indicates that
changes have occurred in two folders that were being monitored. The client responds to this
information by synchronizing the folders identified in the response (before reissuing the next Ping
command request (section 2.2.2.11.1)).
2
1234
5678
4.8.2.3 Response – HeartbeatInterval Error
The following example shows a Ping command response (section 2.2.2.11.2) to a Ping command
request (section 2.2.2.11.1) that indicated a heartbeat interval outside the acceptable range. The
returned heartbeat interval is either the minimum or maximum allowed value. The client responds
to this information by comparing the requested interval with the returned interval and determines
whether the requested heartbeat interval was either too great or too small.
5
60
4.8.2.4 Response – Folder Error
The following example shows a Ping command response (section 2.2.2.11.2) to a Ping command
request (section 2.2.2.11.1) where the number of folders that was indicated was greater than the
maximum number of folders that are allowed to be monitored. The maximum number of folders that
are allowed to be monitored is returned in the ping:MaxFolders element (section 2.2.3.86).
6
200
4.9 Retrieving Item Estimates by Using the GetItemEstimate Command
The following sections show how to retrieve the number of items in a folder that require
synchronization by using the GetItemEstimate command (section 2.2.2.7).
4.9.1 Request
The following example shows the GetItemEstimate command request (section 2.2.2.7.1) sent
from the client to the server to retrieve the number of items in a folder that require synchronization.
The airsync:SyncKey element (section 2.2.3.156.3) in the request is set to the value returned by
[MS-ASCMD] — v20110315
ActiveSync Command Reference Protocol Specification
Copyright © 2011 Microsoft Corporation.
Release: Tuesday, March 15, 2011
295 / 369