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176 APPENDIX D: CONNECTORS AND CABLES
Flex-WAN cables can be purchased from 3Com. Table 24 lists each
Flex-WAN cable and part number. Cable pinouts are provided in the
following sections.
Table 24 Flex-WAN Cables
Cable
Length
Cable Type Part Number Pinouts
4 ft. RS-232 DTE (straight-through cable to connect to a DCE) 3C89002 page 177
RS-232 DCE (crossover cable to connect to a DTE) 3C89004 page 178
V.35 DTE (straight-through cable to connect to a DCE) 3C89006 page 179
V.35 DCE (crossover cable to connect to a DTE) 3C89008 page 180
X.21 DTE (straight-through cable to connect to a DCE) 3C89010 page 181
X.21 DCE (crossover cable to connect to a DTE) 3C890012 page 182
RS-449 DTE (straight-through cable to connect to a DCE) 3C890014 page 183
RS-449 DCE (crossover cable to connect to a DTE) 3C890016 page 184
RS-530 DTE (straight-through cable to connect to a DCE) 3C890018 page 184
V.35 extended shroud DTE (straight-through cable to connect to a DCE)
*
3C890020 page 179
V.35 extended shroud DCE (crossover cable to connect to a DTE)
*
3C89022 page 180
10 ft. RS-232 DTE (straight-through cable to connect to a DCE) 3C89001 page 177
RS-232 DCE (crossover cable to connect to a DTE) 3C89003 page 178
V.35 DTE (straight-through cable to connect to a DCE) 3C89005 page 179
V.35 DCE (crossover cable to connect to a DTE) 3C89007 page 180
X.21 DTE (straight-through cable to connect to a DCE) 3C89009 page 181
X.21 DCE (crossover cable to connect to a DTE) 3C890011 page 182
RS-449 DTE (straight-through cable to connect to a DCE) 3C890013 page 183
RS-449 DCE (crossover cable to connect to a DTE) 3C890015 page 184
RS-530 DTE (straight-through cable to connect to a DCE) 3C890017 page 184
V.35 extended shroud DTE (straight-through cable to connect to a DCE)
*
3C890019 page 179
V.35 extended shroud DCE (crossover cable to connect to a DTE)
*
3C890021 page 180
* The V.35 extended shroud cable is required for some equipment, particularly IBM legacy equipment.