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68K Open Transport Code on Power Macintoshes
(HTML)
 Deprecated - NW48: Explains why running Open Transport 68K code on a PowerPC may not always work. 
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1997-03-14
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Aborting a OTConnect in Progress
(HTML)
 Deprecated - NW29: Describes the proper way to abort OTConnect, and why after calling OTSndDisconnect you may receive "kOTOutStateErr". 
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1996-05-14
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Accessing HTTPS Proxy Settings
(HTML)
( )
QA1234: Describes how to programatically access Secure Web Proxy information. 
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2003-02-19
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Advertising a Bonjour service on a specific set of networking interfaces.
(HTML)
 QA1513: Explains how to register a Bonjour service only on a specific set of networking interfaces. 
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2007-02-12
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Allocate and Disk Full Error
(HTML)
( )
FL12: Discusses a problem with AFP volumes displaying incorrect free space, and returning disk full errors. 
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1999-07-21
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Bonjour and wake from sleep
(HTML)
 QA1290: Explains why applications that use Bonjour should stay registered and continue browsing on sleep. 
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2003-09-18
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Bonjour enforces the service type format in Panther
(HTML)
 QA1198: Explains why registering a Bonjour service might fail on Panther. 
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2004-03-23
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Bonjour enforces the TXT record format in Panther
(HTML)
 QA1306: Explains how mDNSResponder enforces the proper TXT record format in Panther. 
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2004-07-14
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Bonjour Printer Subtype for HTTP
(HTML)
 QA1555: Describes how printer vendors can register their bonjour service such that Safari can see them. 
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2008-03-25
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Bonjour TXT record rate limiting in Panther
(HTML)
 QA1293: Explains how mDNSResponder implements TXT record rate limiting in Panther. 
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2003-10-23
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Calling CloseOpenTransport When Writing an App
(HTML)
( )
Deprecated - NW36: Identifies a bug in Open Transport 1.1 which means your application must CloseOpenTransport before quitting. 
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1996-07-03
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Changing the TCP Window Size
(HTML)
 NW47: Describes how to change the TCP window size in Open Transport. 
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1997-03-14
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Closing the Connection: OpenTransport
(HTML)
( )
Deprecated - NW20: Describes an orderly disconnect situation in Open Transport between two nodes. 
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1996-03-04
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Determining if a Drive is a Network Volume
(HTML)
( )
NW09: Shows how to determine if a volume is mounted over the network. 
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1998-06-01
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Discovering all advertised Bonjour service types
(HTML)
 QA1337: Explains how to discover all Bonjour service types being advertised on the local network. 
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2004-06-01
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Don't forget to cancel your Bonjour resolve
(HTML)
 QA1297: Explains why it's important to cancel a Bonjour resolve operation. 
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2007-08-30
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Downloading through a proxy server in Mac OS X
(HTML)
 QA1296: Explains when downloading through a proxy server will work, and when it will fail. 
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2003-10-29
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Error -3168 (kOTStateChangeErr) and Handoff Endpoints
(HTML)
( )
Deprecated - NW22: Explains why a kOTStateChangeErr -3168 occurs when there is a handoff endpoint involved. 
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1996-04-08
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fBroadCastAddr Always Zero
(HTML)
( )
Deprecated - NW58: Explains why the fBroadcastAddr field may be zero after a call to OTInetGetInterfaceInfo and includes the workaround. 
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1999-03-08
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Getting a Packet Trace
(HTML)
( )
QA1176: Lists tools available for looking at the network packets on the wire. 
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2008-06-03
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Getting the User and Computer Name
(HTML)
 QA1078: Describes how to get the user and computer name on Mac OS X. 
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2001-10-30
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How to use the OT modem script engine
(HTML)
( )
Deprecated - NW50: Shows how to use the Open Transport modem script engine. 
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1997-07-11
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How to use URL Access with proxy servers
(HTML)
 Deprecated - QA1074: Explains how to use URL Access with proxy servers. 
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2001-10-02
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NSL and how it relates to Bonjour
(HTML)
 QA1299: Explains the relationship between NSL and Bonjour. 
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2003-09-18
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Numerous Small Packet Exchanges Resultin Poor TCP Performance
(HTML)
( )
NW26: Explains why numerous small package exchanges result in poor TCP performance. 
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1998-05-25
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Open Transport Error -3208:  kEBADFErr
(HTML)
( )
NW21: Explains why a call to OTSnd may result in a kEBADFErr -3208. 
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1996-03-04
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Open Transport Libraries
(HTML)
( )
NW18: Lists the Open Transport libraries and what to link with for PowerPC and 68K. 
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2000-11-03
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OTScheduleDeferredTask When Task Running
(HTML)
( )
NW52: Describes what happens when you use OTScheduleDefferedTask to schedule a task that is running. 
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1997-10-13
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OTScheduleSystemTask Cleanup
(HTML)
( )
Deprecated - NW37: States the proper way to clean up any pending system tasks scheduled with OTScheduleSystemTask. 
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1996-07-03
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PPPoE Server for Testing
(HTML)
( )
QA1252: Describes how to configure Mac OS X as a PPPoE server for testing purposes. 
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2003-04-11
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Problems getting Bonjour TXT record information
(HTML)
 QA1389: Explains why you might have problems retrieving TXT record information from a CFNetServiceRef or NSNetService. 
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2005-07-06
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Raw IP and Open Transport 2.5.x
(HTML)
 Deprecated - NW63: Discusses Open Transport 2.5's change to the behavior of raw IP endpoints with IP_HDRINCL set. 
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1999-10-25
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Receiving UDP Broadcasts
(HTML)
( )
Deprecated - NW53: Explains why UDP endpoints may never receive UDP broadcast messages. 
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1997-11-17
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Registering a Bonjour service multiple times
(HTML)
 QA1311: Explains why registering the same Bonjour service twice on the same machine doesn't cause a name conflict. 
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2003-10-23
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Resolves may return an IPv6 address in Panther
(HTML)
 QA1298: Explains why you get an IP address of 0.0.0.0 when resolving a Bonjour service. 
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2005-01-10
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Sending an Email
(HTML)
 QA1084: Shows how to create an email in the user's prefered email application. 
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2004-11-05
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Server Endpoint 'qlen' Limit
(HTML)
( )
Deprecated - NW38: Tells how to determine the maximum 'qlen' value which limits the number of supported handoff endpoints. 
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1996-08-21
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Setting request headers in URL Access
(HTML)
( )
Deprecated - QA1073: Explains how to work around a bug in URL Access when setting request headers. 
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2002-09-10
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Synchronous TCP OTConnect Client Call Completes Before Server Responds
(HTML)
( )
Deprecated - NW24: Explains why an OTConnect call will complete before the server responds. 
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1996-05-14
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T_DATA_REQ vs M_DATA TPI Message Blocks
(HTML)
( )
NW42: Explains why OT passes data to a TPI module using M_DATA message blocks instead of M_PROTO+T_DATA_REQ. 
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1996-10-25
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TCP Option Sizes
(HTML)
 Deprecated - NW27: Tells where to get more information on TCP Option sizes and setting TCP Options. 
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1996-05-14
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TCP/IP Option Sizes
(HTML)
( )
NW62: Enumerates the TCP/IP options and their sizes for Open Transport. 
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1999-04-26
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Updating the TXT record of a Bonjour service
(HTML)
 QA1302: Explains how to update a Bonjour TXT record while running on either Jaguar or Panther. 
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2004-07-14
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URL Access and the Missing Progress Dialog
(HTML)
( )
Deprecated - QA1140: Explains a known bug in URL Access related to progress dialogs. 
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2002-09-23
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URL Access vs. CFNetwork
(HTML)
 QA1291: Explains when to choose URL Access or CFNetwork when downloading files from within your application. 
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2003-10-29
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Use the Computer Name when registering your Bonjour service
(HTML)
 QA1228: Explains why you should use the Computer Name when advertising a Bonjour service. 
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2004-03-05
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