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tp link 8K MAC address table switch gigabit 48 port gigabit switch ethernet Full TL SG1048 adaptive RJ45 ports plug and play|Network Switches| - AliExpress
TP-Link TL-SG1048 Gigabit Switch
TP-Link 48 Port Gigabit Ethernet Switch | Plug and Play | Sturdy Metal w/ Shielded Ports | Rackmount | Fanless | Lifetime Protection | Traffic Optimization | Unmanaged (TL-SG1048) - Newegg.com