Table of Contents
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Flashing firmware ........................................................................................... 36
Clearing A Forgotten or Disabled Administrator Name and Password ...................... 36
Suggested Security Guidelines .......................................................................... 37
What are programmable characters? ................................................................. 37
Temporarily disabling Security .......................................................................... 37
USR4204? ...................................................................................................... 38
Rackmounting the USR4204 with the back panel facing out .................................. 38
Support ............................................................................................................ 39
Appendix A ........................................................................................................ 41
Terminal Port and Serial Port RJ45 Pinout .......................................................... 41
RS-232 Adaptor Pinouts ................................................................................... 42
Straight and Rollover Cables ............................................................................. 44
Legal Notice ...................................................................................................... 45
Warranty .......................................................................................................... 46
Regulatory Information ....................................................................................... 50
FCC Compliance .............................................................................................. 50
UL Listing/CUL Listing ...................................................................................... 50
Industry Canada (IC) ....................................................................................... 50
CE Compliance ................................................................................................ 51
WEEE Compliance ........................................................................................... 51
Copyright Information ........................................................................................ 52
USR4204 User Guide
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