Product UPC: 721762692165 The Cisco PIX-525-UR-BUN is available from Calhoun Technologies. Calhoun Tech can help your company save up to 80% on IT Hardware. Manufacturer: Cisco Part Number: PIX-525-UR-BUN Details: Cisco PIX-525-UR-BUN 2 x 10/100Base-TX 1 x 1 x Management 2 x 1000Base-SX