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Sort by Date | 
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Network Services Location Manager (Legacy)
(HTML)
(PDF)
 Deprecated - Explains how to have a Carbon application discover available network services. 
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Guides | 
2006-05-23
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| 
CFNetwork Reference Collection
(HTML)
(PDF)
 Describes the C APIs for performing a variety network tasks. 
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Reference | 
2008-07-15
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URL Access Manager Reference
(HTML)
(PDF)
 Deprecated - Describes the legacy C API for transferring data to and from a URL from within an application. Replaced by CFNetwork. 
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Reference | 
2006-07-13
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| 
Open Transport Reference
(HTML)
(PDF)
 Describes the Carbon compatibility library for accessing TCP/IP networks at the transport level. 
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Reference | 
2005-07-07
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| 
Internet Config Reference
(HTML)
(PDF)
 Describes the legacy technology for managing Internet preferences in Classic Mac OS. 
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Reference | 
2003-05-01
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| 
OS Services Framework Release Notes
(HTML)
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Release Notes | 
2007-10-31
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| 
CFNetworkHTTPDownload
(HTML)
(DMG)
(ZIP)
 Demonstrates how to download a URL using  CFNetworking. 
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Sample Code | 
2006-01-18
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| 
ImageClient
(HTML)
(DMG)
(ZIP)
 Demonstrates how to use CFNetwork for synchronous and asynchronous operations, network diagnostics, proxy navigation, and authentication. 
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Sample Code | 
2005-06-01
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| 
CFHostSample
(HTML)
(DMG)
(ZIP)
 Uses the CFHost API to do DNS hostname lookups and to determine host reachability. 
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Sample Code | 
2004-04-20
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| 
MoreIsBetter
(HTML)
(DMG)
(ZIP)
 Library providing indispensable wrapers and workarounds for many areas of Mac OS programming. 
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Sample Code | 
2003-10-27
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| 
OTEndpointInfo
(HTML)
(DMG)
(ZIP)
 Deprecated - Demonstrates how to query an endpoint for its 'vital statistic' using OTGetEndpointInfo. 
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Sample Code | 
2003-08-20
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| 
OTMP
(HTML)
(DMG)
(ZIP)
 Deprecated - A library for calling Open Transport synchronously from preemptively scheduled tasks (MP tasks). 
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Sample Code | 
2003-07-22
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| 
OTPingSample
(HTML)
(DMG)
(ZIP)
 Deprecated - Demonstrates how to implement ping on top of the Open Transport API. 
 | 
Sample Code | 
2003-07-22
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| 
BSDLLCTest
(HTML)
(DMG)
(ZIP)
 Program sample demonstrates how to send and receive raw LLC Ethernet packets. 
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Sample Code | 
2003-06-12
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| 
QISA
(HTML)
(DMG)
(ZIP)
 Demonstrates the basics of writing an Internet setup assistant for traditional Mac OS and Mac OS X. 
 | 
Sample Code | 
2003-05-15
 | 
| 
LocalServer
(HTML)
(DMG)
(ZIP)
 Deprecated - Sample demonstrates how a Classic process can communicate with a Mac OS X process using IP networking protocols. 
 | 
Sample Code | 
2003-01-30
 | 
| 
GetSetOptions
(HTML)
(DMG)
(ZIP)
 Demonstrates a variety of uses of Open Transport's option management routines. 
 | 
Sample Code | 
2003-01-14
 | 
| 
ListMania
(HTML)
(DMG)
(ZIP)
 Demonstrates a variety of techniques for using Open Transport's list utility routines.  
 | 
Sample Code | 
2003-01-14
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| 
NoCopyReceives
(HTML)
(DMG)
(ZIP)
 Demonstrates using no-copy receives under Open Transport.  
 | 
Sample Code | 
2003-01-14
 | 
| 
NSLMiniBrowser
(HTML)
(DMG)
(ZIP)
 Deprecated - Uses the NSL API to find network services using SLP, NBP, and Directory Services.  
 | 
Sample Code | 
2003-01-14
 | 
| 
OT Virtual Server
(HTML)
(DMG)
(ZIP)
 Deprecated - Sample code which uses Open Transport and demonstrates real world issues. 
 | 
Sample Code | 
2003-01-14
 | 
| 
OTLookupNameTest
(HTML)
(DMG)
(ZIP)
 Deprecated - Demonstrates how to lookup NBP entities on an AppleTalk network using Open Transport. 
 | 
Sample Code | 
2003-01-14
 | 
Update: Borrowed AFP Sessions
(HTML)
( )
TN1106: Shows how to borrow the session reference number of an AFP volume mounted by the Macintosh File System. 
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Technical Notes | 
2000-08-14
 | 
Getting a Packet Trace
(HTML)
( )
QA1176: Lists tools available for looking at the network packets on the wire. 
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Technical Q&As | 
2008-06-03
 | 
| 
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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Technical Q&As | 
2008-03-25
 | 
| 
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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Technical Q&As | 
2007-08-30
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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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Technical Q&As | 
2005-07-06
 | 
| 
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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Technical Q&As | 
2005-01-10
 | 
| 
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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Technical Q&As | 
2004-07-14
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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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Technical Q&As | 
2004-07-14
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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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Technical Q&As | 
2004-06-01
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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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Technical Q&As | 
2004-03-23
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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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Technical Q&As | 
2004-03-05
 | 
| 
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. 
 | 
Technical Q&As | 
2003-10-29
 | 
| 
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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Technical Q&As | 
2003-10-29
 | 
| 
Bonjour TXT record rate limiting in Panther
(HTML)
 QA1293: Explains how mDNSResponder implements TXT record rate limiting in Panther. 
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Technical Q&As | 
2003-10-23
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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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Technical Q&As | 
2003-09-18
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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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Technical Q&As | 
2003-04-11
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Internet Connect Speed
(HTML)
( )
QA1165: Describes how to get the modem connection speed from the System Configuration framework dynamic store. 
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Technical Q&As | 
2003-03-26
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Accessing HTTPS Proxy Settings
(HTML)
( )
QA1234: Describes how to programatically access Secure Web Proxy information. 
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Technical Q&As | 
2003-02-19
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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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Technical Q&As | 
2002-09-23
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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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Technical Q&As | 
2002-09-10
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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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Technical Q&As | 
2001-10-30
 | 
| 
How to use URL Access with proxy servers
(HTML)
 Deprecated - QA1074: Explains how to use URL Access with proxy servers. 
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Technical Q&As | 
2001-10-02
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Open Transport Libraries
(HTML)
( )
NW18: Lists the Open Transport libraries and what to link with for PowerPC and 68K. 
 | 
Technical Q&As | 
2000-11-03
 | 
| 
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. 
 | 
Technical Q&As | 
1999-10-25
 | 
Allocate and Disk Full Error
(HTML)
( )
FL12: Discusses a problem with AFP volumes displaying incorrect free space, and returning disk full errors. 
 | 
Technical Q&As | 
1999-07-21
 | 
TCP/IP Option Sizes
(HTML)
( )
NW62: Enumerates the TCP/IP options and their sizes for Open Transport. 
 | 
Technical Q&As | 
1999-04-26
 | 
fBroadCastAddr Always Zero
(HTML)
( )
Deprecated - NW58: Explains why the fBroadcastAddr field may be zero after a call to OTInetGetInterfaceInfo and includes the workaround. 
 | 
Technical Q&As | 
1999-03-08
 | 
Determining if a Drive is a Network Volume
(HTML)
( )
NW09: Shows how to determine if a volume is mounted over the network. 
 | 
Technical Q&As | 
1998-06-01
 | 
Numerous Small Packet Exchanges Resultin Poor TCP Performance
(HTML)
( )
NW26: Explains why numerous small package exchanges result in poor TCP performance. 
 | 
Technical Q&As | 
1998-05-25
 | 
Receiving UDP Broadcasts
(HTML)
( )
Deprecated - NW53: Explains why UDP endpoints may never receive UDP broadcast messages. 
 | 
Technical Q&As | 
1997-11-17
 | 
OTScheduleDeferredTask When Task Running
(HTML)
( )
NW52: Describes what happens when you use OTScheduleDefferedTask to schedule a task that is running. 
 | 
Technical Q&As | 
1997-10-13
 | 
| 
68K Open Transport Code on Power Macintoshes
(HTML)
 Deprecated - NW48: Explains why running Open Transport 68K code on a PowerPC may not always work. 
 | 
Technical Q&As | 
1997-03-14
 | 
| 
Changing the TCP Window Size
(HTML)
 NW47: Describes how to change the TCP window size in Open Transport. 
 | 
Technical Q&As | 
1997-03-14
 | 
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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Technical Q&As | 
1996-10-25
 | 
Server Endpoint 'qlen' Limit
(HTML)
( )
Deprecated - NW38: Tells how to determine the maximum 'qlen' value which limits the number of supported handoff endpoints. 
 | 
Technical Q&As | 
1996-08-21
 | 
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. 
 | 
Technical Q&As | 
1996-07-03
 | 
OTScheduleSystemTask Cleanup
(HTML)
( )
Deprecated - NW37: States the proper way to clean up any pending system tasks scheduled with OTScheduleSystemTask. 
 | 
Technical Q&As | 
1996-07-03
 | 
| 
Aborting a OTConnect in Progress
(HTML)
 Deprecated - NW29: Describes the proper way to abort OTConnect, and why after calling OTSndDisconnect you may receive "kOTOutStateErr". 
 | 
Technical Q&As | 
1996-05-14
 | 
Handing Off TCP Connections to a Different Port
(HTML)
( )
NW25: Explains that a passive TCP connection cannot hand off the connection to a different port address. 
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Technical Q&As | 
1996-05-14
 | 
PSetSelfSend in Classic AppleTalk vs. Open Transport AppleTalk
(HTML)
( )
NW23: Describes the relationship between PSetSelfSend in Classic AppleTalk and Open Transport AppleTalk. 
 | 
Technical Q&As | 
1996-05-14
 | 
Synchronous TCP OTConnect Client Call Completes Before Server Responds
(HTML)
( )
Deprecated - NW24: Explains why an OTConnect call will complete before the server responds. 
 | 
Technical Q&As | 
1996-05-14
 | 
| 
TCP Application Acquires Different Port Address After Relaunch
(HTML)
 Deprecated - NW28: Explains why a server application acquires a different TCP/IP port address after restarting. 
 | 
Technical Q&As | 
1996-05-14
 | 
| 
TCP Option Sizes
(HTML)
 Deprecated - NW27: Tells where to get more information on TCP Option sizes and setting TCP Options. 
 | 
Technical Q&As | 
1996-05-14
 | 
Error -3168 (kOTStateChangeErr) and Handoff Endpoints
(HTML)
( )
Deprecated - NW22: Explains why a kOTStateChangeErr -3168 occurs when there is a handoff endpoint involved. 
 | 
Technical Q&As | 
1996-04-08
 | 
Closing the Connection: OpenTransport
(HTML)
( )
Deprecated - NW20: Describes an orderly disconnect situation in Open Transport between two nodes. 
 | 
Technical Q&As | 
1996-03-04
 | 
Open Transport Error -3208:  kEBADFErr
(HTML)
( )
NW21: Explains why a call to OTSnd may result in a kEBADFErr -3208. 
 | 
Technical Q&As | 
1996-03-04
 |