Main Page Feedback NirSoft Utilities
Windows XP DLL File Information - avtapi.dll

The following DLL report was generated by automatic DLL script that scanned and loaded all DLL files in the system32 directory of Windows XP, extracted the information from them, and then saved it into HTML reports. If you want to view a report of another DLL, go to the main page of this Web site.


General Information

File Description: TAPI 3.0 Dialer and IP Multicast Conference Viewer  
File Version: 5.1.2600.0 (xpclient.010817-1148)  
Company: Microsoft Corporation  
Product Name: Microsoft Windows Operating System  
DLL popularity Very Low - There is no any other DLL in system32 directory that is statically linked to this file.
File Size: 222 KB
Total Number of Exported Functions: 4
Total Number of Exported Functions With Names: 4

Section Headers

Name Virtual Address Raw Data Size % of File Characteristics Section Contains...
.text 0x00001000 159,232 Bytes 69.9% Read, Execute Code
.data 0x00028000 1,536 Bytes 0.7% Write, Read Initialized Data
.rsrc 0x0002a000 54,784 Bytes 24.0% Read Initialized Data
.reloc 0x00038000 11,264 Bytes 4.9% Read, Discardable Initialized Data

Static Linking

avtapi.dll is statically linked to the following files:


This means that when avtapi.dll is loaded, the above files are automatically loaded too. If one of these files is corrupted or missing, avtapi.dll won't be loaded.


General Resources Information

Resource Type Number of Items Total Size % of File
Icons 6 8,054 Bytes 3.5%
Animated Icons 0 0 Bytes 0.0%
Cursors 0 0 Bytes 0.0%
Animated Cursors 0 0 Bytes 0.0%
Bitmaps 10 5,444 Bytes 2.4%
AVI Files 1 5,176 Bytes 2.3%
Dialog-Boxes 9 5,110 Bytes 2.2%
HTML Related Files 0 0 Bytes 0.0%
Menus 3 842 Bytes 0.4%
Strings 247 22,714 Bytes 10.0%
Type Libraries 0 0 Bytes 0.0%
Manifest 0 0 Bytes 0.0%
All Others 5 2,981 Bytes 1.3%
Total 281 50,321 Bytes 22.1%

Icons in this file

There are 6 icons stored in this DLL file. You can view all these icons in the following small thumbnail:

Cursors in this file

No cursors found in this file


Dialog-boxes list (up to 200 dialogs)

In the following section, you can find the captions of dialog-boxes stored in this DLL. The list is currently limited to 200 dialogs.
ID Dialog Caption
102 Dial
151 Add Directory Server
160 Join Conference
181 Call Transfer
5101 General
5231 New Folder

String resources in this dll (up to 200 strings)

String ID String Text
100 Phone Dialer
121 Name
122 Description
123 Start Time
124 End Time
125 Originator
127 Server
129 Conference Directories
132 Index
134 Redial%d
135 Software\Microsoft\Dialer\Redial
157 Lines
158 dialer.chm
159 Your Help String
162 Audio / Video
163 dialer.chm
164 Audio/Video Configuration
165 Options
200 POTS
250 MulticastConference
251 SMTP
252 TCP/IP
253 Machine
254 PhoneNumber
300 Software\Microsoft\Dialer\Conference Services
301 Software\Microsoft\Dialer\Conference Services View
302 Item%d
303 SortColumn
304 SortAscending
305 Software\Microsoft\Dialer\Conference Room View
306 VideoSize
307 ShowNames
308 NumLines
309 RefreshInterval
310 SortColumn
311 SortAscending
312 Item%d
313 Software\Microsoft\Dialer\Dialogs\Join Conference
314 Preferred Media
315 AddrPOTS
316 AddrIP
317 AddrConf
318 AudioIn
319 AudioOut
320 VideoIn
321 VideoOut
322 MaxVideo
323 AddrPOTS_Addr
324 AddrIP_Addr
325 AddrConf_Addr
326 Software\Microsoft\Dialer\Directories
327 Item%d
328 TalkerScale
329 DefaultServer
330 AutoCloseCalls
331 Software\Microsoft\Dialer
334 USBTerms
335 USBIn
336 USBOut
500 control.exe
501 telephon.cpl
502 mmsys.cpl
1000 Placing a call.
1001 Initializing OLE libraries.
1002 Creating new call dialog box.
1003 Allocating memory for program's use.
1004 Answering a call.
1005 Could not access a line to dial out on. There may be no lines installed for the particular type of call (phone, Internet, or Internet conference). Use the Edit-Options dialog to configure telephony lines.
1006 Creating a new call.
1007 Spinning a new program thread.
1008 Registering with the Windows telephony Services.
1009 Requesting call event notifications from Windows telephony. Call processing and notification of incoming calls may not work correctly.
1010 Enumerating all Windows telephony addresses that support audio.
1011 Requesting notification of Windows telephony call events. Call processing and notification of incoming calls may not work correctly.
1012 Initializing Windows Telephony Services.
1013 Creating an instance of the Windows telephony service object. The application may not be able to place or receive calls.
1014 Failed initializing a telephony service component (TAPI3.DLL). System registry may be corrupted. If symptoms persist, try restarting Windows or using REGSVR32 to update registry settings for the TAPI components.
1015 Creating the Windows telephony notification object.
1017 Processing message on call handling thread.
1018 Trying to disconnect the call.
1019 Trying to enter the conference room (only one conference is allowed at a time).
1020 Trying to convert a conference name to a dialable address.
1021 Requesting that windows place the call.
1022 General program operation.
1023 No additional information available.
1024 Changing a Video Playback window's properties.
1025 Enumerating telephony users on the NT Directory Service.
1026 Creating the audio and video device terminals that will be used for the call. Check settings in the Edit-Options dialog, Audio / Video tab if problem persists.
1027 Selecting the audio and video terminals for the call. Are all terminals valid? Check settings in the Edit-Options dialog, Audio / Video tab.
1028 Could not open any lines supporting voice or video. Check the installed drivers in the Telephony Settings section of the Control Panel.
1029 Creating the Audio/Video terminals that will be used for the call.
1030 Creating a window that will be used to display a caller's video.
1031 Obtaining the interface for the call object.
1032 Obtaining the interface for a video window.
1033 Creating the terminal used for audio record (usually a microphone or handset).
1034 Creating the terminal used for audio playback (usually speakers or a handset).
1035 Creating the terminal that will be used for video record (usually a video camera).
1036 Creating a new multicast conference.
1037 Trying to use the Rendezvous service that provides access to Microsoft Site Services like ILS.
1038 Trying to access the server.
1039 Adding the conference to the server.
1040 The selected item is invalid.
1041 Translating a phone number for the location specified in the 'Phone And Modems Options' section of the Windows Control Panel.
1042 Converting the phone number using the location information in the Windows Telephony settings. For proper translation the number should be in the form "+Country/Region Code (Area Code) ###-####" (i.e. "+1 (425) 555-1212").
1043 Audio or video may not be working properly for the call. Could not access the following device:
1044 Failed to publish your IP phone number on the ILS server..
1045 Failed to publish your IP phone number on the ILS server.
1046 The conference room is already in use.
1047 Renaming a treeview item.
1048 Rename operation is not allowed on a server during a query. Please wait until the operation has completed.
1049 Editing the conference's properties.
1050 Retrieving the information on the conference.
1051 Changing a conference's properties.
1052 The value entered for "Maximum Video Windows" exceeds the limit of 20. The limit value of 20 will be used.
1053 Creating program's windows.
1054 Attempting to delete a conference.
1055 Attempting to access the object.
1056 Removing the object from the server.
1057 Failed trying to connect the call. Does the device have power and dialtone if necessary?
1058 Transferring the call.
1059 Swapping the calls that are on hold.
1060 Looking for a call on hold to swap with.
1061 Requesting that the calls be swapped.
1062 Failed trying to answer the call. Does the device have power and is it connected properly to the phone network (if necessary)?
1063 Call media event.
1064 Call media streaming failed (%s, %s).
1065 Call media terminal failed (%s, %s).
1066 The device is bad, it may no longer be recognized by the system or the driver is out of date.
1067 Cannot connect the device. This may be caused by a low memory condition.
1068 The event is the result of a request from the remote endpoint.
1069 The network is experiencing timeouts.
1070 The network recovered from temporary timeouts.
1071 Failed to add the conference. There is another conference already on the server that has the same name, or uses the same IP address. Try using a different conference name -- conference names are not case sensitive.
1072 Access denied creating the conference. It is possible that the specified security permissions could not be authenticated!
2000 (My Network)
2001 Conference Connected
2002 Not participating in a conference
2003 Remove '%s' from the list of directories?
2004 Are you sure you want to leave the conference?
2005 Conference Room
2007 &Join...
2008 &Place Call...
2009 No caller information available.
2010 Leaving the conference...
2011 No Conference Details
2012 %s: (%s) Starts: %s, Ends: %s, Originator %s
2013 Audio Only
2014 Video Only
2015 Audio and Video
2016 Setting up the audio and video terminals...
2017 Trying to join the conference...
2018 Cancelling the conference call...
2019 The directory '%s' is already in the list.
2500 Setting up audio and video terminals...
2501 Locating remote party...
2502 Failed: could not reserve the resources necessary to place the call
2503 Failed: the address is presently busy
2504 Failed: the remote party rejected the call
2505 Connected with remote party.
2506 Waiting for answer...
2507 Failed: the remote party did not answer
2508 Failed: could not connect the call
2509 Failed: wrong number or the called device is out of service
2510 Connected with %s
2511 Incoming call...
2512 Answering call...
2513 Connected, entering conference room...
2514 Disconnecting call...
2515 Retrieving call from hold...
2516 Downloading conference information...
2517 Failed: call was cancelled
2518 Failed: operation is unavailable. Device may not be installed properly.
2700 There are no items to show in this view.
2701 The selected server is not responding -- it may be down or temporarily overloaded. Select Refresh to re-query the server.
2702 The selected server is presently being queried for information.
2703 The selected server has not been queried yet. Select Refresh to immediately query the server.
2704 Select a server from the list to display its stored information.
3001 Presently there are no conferences either in progress or about to start. Would you like to see a list of all scheduled conferences?
3002 There are presently no conferences to join or the specified conference does not exist. Browse the Conference folders in the Internet Directories to view the list of published conferences.
3003 Select a conference from the list below.
3004 <Auto-Select>
3005 <No lines detected>
3006 <No devices detected>
3007 Phone calls
3008 Internet calls
3009 Internet conferences
3010 <No line supporting the call type>
3011 <Use Preferred Device>
3015 Could not locate the user-specified Line. Use the default line instead? (use 'Edit-Options' menu item to change these settings)
3016 Could not access one the user specified Media Terminalsl. Use the preferred device instead? (use 'Edit-Options' menu item to change these settings)
3017 Participant
3018 Unknown Caller
3019 <None>
3020 No conferences could be found that matched the search criteria. Use the Conference Directory to view a list of all scheduled conferences.
3021 Participant
3022 Playback
3023 Record
3024 Playback and Record

COM Classes/Interfaces

There is no type library in this file with COM classes/interfaces information


Exported Functions List

The following functions are exported by this dll:
DllCanUnloadNow DllGetClassObject DllRegisterServer DllUnregisterServer


Imported Functions List

The following functions are imported by this dll: