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https://www.cisco.com/c/en/us/products/collateral/switches/catalyst-4900-series-switches/eol_C51-712223.html
End-of-Sale and End-of-Life Announcement for the Cisco Catalyst 4948 Switch - Cisco
Cisco announces the end-of-sale and end-of-life dates for the Cisco Catalyst 4948 Switch. The last day to order the affected product(s) is August 1, 2013....
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https://www.cisco.com/c/en/us/products/collateral/switches/catalyst-4900-series-switches/product_data_sheet0900aecd8017a72e.html
Cisco Catalyst 4948 Switch Data Sheet - Cisco
This data sheet describes the benefits, specifications, and ordering information for the Cisco Catalyst 4900 Series Switches.
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