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Release Notes

Cisco IOS Release 12.1 and 12.1-Based Releases

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  • Caveats
    Caveats documentation for Cisco IOS Releases 12.1 and 12.1 T (includes open and resolved severity 1 and 2 caveats and select severity 3 caveats for all platforms)

  • Catalyst 2940 Switches
    Release 12.1(20)EA1, 12.1(20)EA2, 12.1(22)EA, 12.1(22)EA2, 12.2(22)EA3, 12.1(22)EA4, 12.1(22)EA5, 12.1(22)EA6, 12.1(22)EA7

  • Catalyst 2950 Switches
    Release 12.1(20)EA1, 12.1(20)EA2, 12.1(22)EA, 12.1(22)EA2, 12.2(22)EA3, 12.1(22)EA4, 12.1(22)EA5, 12.1(22)EA6, 12.1(22)EA7

  • Catalyst 2955 Switches
    Release 12.1(20)EA1, 12.1(20)EA2, 12.1(22)EA2, 12.1(22)EA3, 12.1(22)EA4, 12.1(22)EA5, 12.1(22)EA6, 12.1(22)EA7

  • Catalyst 3550 Switches
    Release 12.1(20)EA1, 12.1(20)EA2, 12.l(22)EA1, 12.1(22)EA2, 12.1(22)EA3, 12.1(22)EA4, 12.1(22)EA5, 12.1(22)EA6

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