About products and suppliers
5798 managed communications products are offered for sale by suppliers on Alibaba.com, of which network switches accounts for 8%, fiber optic equipment accounts for 5%, and walkie talkie accounts for 1%.
A wide variety of managed communications options are available to you, such as vlan support, qos and lacp.You can also choose from full-duplex, half-duplex managed communications,as well as from ieee802.3af managed communications