Cisco Aironet Antennas and Accessories

Cisco Aironet Antenna (AIR-ANT4121) End-of-Life

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Product Bulletin No. 2139

End-of-Sale and End-of-Life Announcement for
Cisco Aironet Antenna AIR-ANT4121

Cisco Systems® announces the end of life of a Cisco® Aironet® 2.4 GHz antenna, with part number AIR-ANT4121. The last day to order the Cisco Aironet antenna with part number AIR-ANT4121 is November 3, 2003. Customers will continue to receive support from the Cisco Technical Assistance Center (TAC) until May 7, 2008. Table 1 describes the end-of-life milestones, definitions, and dates for the Cisco Aironet antenna.

Customers are encouraged to migrate to the Cisco Aironet antenna with part number AIR-ANT24120, which offers an efficiently designed fiberglass radome, which minimizes distortion and provides for maximum range and better coverage than the previous antenna (AIR-ANT4121). Table 2 compares the Cisco AIR-ANT4121 with the Cisco AIR-ANT24120.

Table 1   End-of-Life Milestones and Dates for the AIR-ANT4121

Milestone Definition Date
End-of-life announcement date

The date the document that announces the end of sale and end of life of a product is distributed to the general public.

May 7, 2003

End-of-sale date

The last date to order the product through Cisco point-of-sale mechanisms. The product is no longer for sale after this date.

November 3, 2003

Last shipment date

The last-possible date that Cisco and/or its contract manufacturers will ship the affected product. Actual ship date is dependent on lead time.

February 1, 2004

Last Date of Support

The last date to receive service and support for the product. After this date, all support services for the product are unavailable, and the product becomes obsolete.

May 7, 2008

Product Migration Options

Table 2   Product Comparisons

Part number AIR-ANT4121 AIR-ANT24120

2.4 GHz, 12 dBi omni mast mount antenna with RP-TNC connector

2.4 GHz, 12 dBi omni mast mount antenna with RP-TNC connector

Customers can use the Cisco Technology Migration Plan (TMP) to trade in products and receive credit toward the purchase of new Cisco equipment. For more information about Cisco TMP, go to: The Cisco TMP application requires all users to have a user ID.

Additional Information

For more information about Cisco products, please contact your Cisco account manager and/or Cisco Channel Partner.

For more information about the Cisco End-of-Life Policy, go to: