DOCUMENT:Q150871 22-SEP-1999 [msnetwork] TITLE :Using Dual-Channel ISDN with The Microsoft Network PRODUCT :The Microsoft Network PROD/VER:WINDOWS:1.3,2.0,2.5,2.51,2.52,2.6,5.0 OPER/SYS: KEYWORDS:kbmsn ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - The Microsoft Network versions 1.3, 2.0, 2.5, 2.51, 2.52, 2.6, 5.0 ------------------------------------------------------------------------------- SUMMARY ======= This article provides background information about dual-channel ISDN connections to MSN, The Microsoft Network. With dual-channel ISDN, connection speeds up to 128,000 bps are available. MORE INFORMATION ================ Dual-channel ISDN uses multilink PPP (MP), which is an extension to the standard point-to-point protocol (PPP) for using TCP/IP over a dial-up connection. MP allows for combining both channels of an ISDN line connection to act as a single large pipe for a PPP connection. MP uses two channels on an Ascend MAX, one for each B channel of the ISDN line. If an Ascend MAX has only one channel available, a connection is attempted to a channel on another MAX. When this happens, most connections fail. Additional query words: msn ====================================================================== Keywords : kbmsn Technology : kbMSNSearch kbMSN500 kbMSN200 kbMSN252 kbMSN130 kbMSN251 kbMSN260 kbMSN250 Version : WINDOWS:1.3,2.0,2.5,2.51,2.52,2.6,5.0 Issue type : kbhowto kbinfo ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 1999.