Network equipment Router Network card Network hub Modem Digital transmission and switching equipment Converter/Switcher Repeater Wireless network card Wireless access point (AP) Network testing equipment Optical fiber equipment 3G/4G network card card reader Digital network switch Optical fiber receiver Computer electronic wire Network optical fiber jumper Computer integrated circuit Network engineering Firewall Physical isolation card Network cabinet Voice/Fax Gateway VPN Device Network Storage Powerline Ethernet Adapter Signal Amplifier Wireless Network Monitoring Device Video Distributor Digital Telephone Line XDSL Wireline Tester Print Server Multi-user Card Data Radio Network Extender Network Terminal Equipment SCSI Hard Disk MO Magneto-optical Disk Drive Power Amplifier Wire Splitter Network Access Device Gateway Network T-junction IP device Other network devices Bandwidth manager