Ref: 99980025
Title: Bridge Products Transceiver Information
Date: 2/1/87

Copyright 3Com Corporation, 1991.  All rights reserved.

.h1;Transceiver Compatibility
           TRANSCEIVER COMPATIBILITY
----------------------------------------------------
 Server      Associated         Transceiver
              Interface           Version
----------------------------------------------------
CS/1        EC/1             Ethernet Ver. 1.0
            EC/2             Ethernet Ver. 1.0, 2.0
                             and IEEE 802.3

CS/100      Revision 15 or   Ethernet Ver. 1.0
            earlier
            Revision 16 or   Ethernet Ver. 1.0, 2.0,
            later            and IEEE 802.3

CS/200                       Ethernet Ver. 1.0, 2.0
                             and IEEE 802.3

.h1;BRIDGE CERTIFIED TRANSCEIVERS
        Transceivers Certified by Bridge Communications
------------------------------------------------------------------
                                                          Fiber
 Manufacturer       Model       Coupling     Version      Optic
------------------------------------------------------------------
Interlan          NT100            AC          802.3

BICC/Isolan       1110-1*          AC          802.3
                  1111-1**         AC          802.3
                  1130-0           AC          802.3

Codenoll          3020            both          1.0        x
Technology Corp.  3030A*          both         802.3       x

DEC               DELNI-AA         AC           n/a
                  H4000            AC           2.0

Seicor FiberLAN   Net 10 Optical   AC           ***        x

TCL Inc.          2010I            AC          802.3
                  2010IS           AC          802.3
                  2010EC           AC           1.0
                  MTU 2110-A0      AC           1.0
                  MTU 2110-AI      AC           ***
                  MTU 2110-B0      AC           1.0
                  MTU 2110-BI      AC           ***

3Com              3C100            DC           1.0

   * Recommended by Bridge Communications, Inc.
  ** Used only with BICC 1120-0 repeater
 *** Available in every Ethernet version.
**** Available in Version 2.0 and IEEE 802.3

.h1;CS/1 Default Port Settings
       CS/1 with Four SIO-A Modules
          Default Port Settings
 ------------------------------------------
  Port Number     Databits        Parity
 ------------------------------------------
  4, 12, 20, 28      8            None
  5, 13, 21, 29      7            Odd
  6, 14, 22, 30      7            Even


       CS/1 with Four SIO-16 Modules
          Default Port Settings
 ----------------------------------------------------
  Port Number             Databits        Parity
 ----------------------------------------------------
 4,12,20,28,36,44,52,60      8            None
 5,13,21,29,37,45,53,61      7            Odd
 6,14,22,30,38,46,54,62      7            Even
 7,15,23,31,39,47,55,63      7            1
.h1;CS/100 Default Port Settings

       CS/100 Default Port Settings
--------------------------------------------
Port Number      Databits         Parity
--------------------------------------------
J0C                 8             None
J1C                 7             Odd
J2C                 7             Even
J3C                 7             1
J4C - J7C           8             None

.h1;CS/200 Default Port Settings
       CS/200 Default Port Settings
--------------------------------------------
Port Number      Databits         Parity
--------------------------------------------
J1C                 8            AutoParity
J3C                 8            AutoParity
J5C*                8            AutoParity
J7C*                8            AutoParity
J9C*                8            AutoParity

    * Ten-port servers only

.h1;Troubleshooting Checklist

              Troubleshooting Checklist Summary
------------------------------------------------------------------
    Symptom           Common Cause          Possible Soltuion
------------------------------------------------------------------
Self Test LED blink-  Diskette not in the   Check diskette and
ing                   drive; drive door     drive door; verify
                      open; diskette not    that NCS is properly
                      readable              configured and
                                            attached.

Self Test LED stays   Badly installed or    Tighten, clean or
lit                   dirty tap; trans-     replace hardware;
                      ceiver, modem, or     check LEDs on boards
                      MAU; board failure

No welcome message    Port parameters not   Adjust parameters;
                      appropriate;          adjust cable; reboot
                      hardware connection   software; verify that
                      may be loose; sys-    NCS is properly
                      tem has branched      configured and
                      into monitor.         attached.

Data Received LED     Continuous inter-     Adjust cable(s);
remains lit           rupts from attached   remove cables one-
                      device(s)             by-one until LED goes
                                            out

Connection request    Address not correct;  Reenter command; put
fails                 typing mistake; des-  the destination
                      stination device in   device in Listening
                      wrong state           mode

Station missing from  Badly install tap;    Tighten or replace
netmap                transceiver, modem,   hardware
                      or MAU


