Cisco Networking. Expansion ports - 2x X2-10GB-SR - Cisco 10GBASE-SR Module. Cisco Part Number - WS-C3750E-48PD-SF. Cisco Catalyst C9300L-24P-4X-E 24port 1G copper fixed 4x10G/1G SFP+ uplinks PoE+. Cisco Catalyst C9300-48U-E 48-port 1G copper with modular uplinks, UPOE.
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