TRENDNET company is a network equipment manufacturer, the company develops and sells wired/wireless routers, network switches, fiber optic transceivers, wireless access points, and other products, to provide network security service solutions, network solutions and other services; the company was founded in 1988, the headquarters was set up in the United States in the Silicon Valley, and there are a number of branches in Europe and the United States.
        In order to further understand the TRENDNET products, Moduletek Limited Laboratory purchased a TRENDNET TEG-30284 switch, followed by a simple disassembly analysis, to show you its internal structure.
       TRENDNET TEG-30284 official description: 
     TEG-30284(v1.0R)
       •  24 x Gigabit ports and 4 x 10G SFP+ slots for high speed connections
       •  Easy to use web-based management interface
       •  128 Gbps switching capacity
       •  802.1Q, Dynamic GVRP, Private, and Voice VLAN
       •  IGMP v1, v2, v3 snooping
       •  STP, RSTP, and MSTP spanning tree protocols
       •  SNMP( v1,v2c,v3), SNMP Trap, RMON, port mirror, syslog, and SMTP alert
       •  ACLs, MAC filtering, DoS,and 802.1X/TACACS+ network access control
       •  802.1p / DSCP / Queue Scheduling QoS support
       •  Smart fans reduce energy consumption and auto adjust for efficiency
       TRENDnet's 28-Port Web Smart Switch with 24 x Gigabit ports and 4 x 10G SFP+ slots, model TEG-30284, is a cost-effective switch for high-speed network uplinks or downlink server connections. A convenient web-based management interface offers features for traffic control, troubleshooting ,access control, and monitoring, allowing for network integration flexibility into an SMB network.
 
        The front panel of the device mainly has 24 GE RJ45 interfaces, 4 10G SFP interfaces, no serial ports; the back panel is mainly power jacks, air vents on both sides.
TRENDNET TEG-30284 switch front and back panels
Figure 1 TRENDNET TEG-30284 switch front and back panels
 
        Using RJ45 twisted pair cable, connect the host computer with the switch, default ip:192.168.10.200, default account: admin, password: admin, login to the WEB management interface, you can view/configure the device.
TRENDNET TEG-30284 WEB Login
Figure 2 TRENDNET TEG-30284 WEB Login
 
        Open the top cover of the switch, you can see that the whole is divided into three parts, one part is the PCB motherboard, which integrates all kinds of main chips, resistors, heat dissipation and other devices, one part is the LED control board, and the other part is the power supply board, with the fan hanging independently on one side.
TRENDNET TEG-30284 internal construction
Figure 3 TRENDNET TEG-30284 internal construction
 
        Remove the two heatsinks, all the chips are displayed, you can see that under the heatsinks are the main switching chip and the PHY chip.
Front of TRENDNET TEG-30284 motherboard
Figure 4 Front of TRENDNET TEG-30284 motherboard


Rear of TRENDNET TEG-30284 motherboard
Figure 5 Rear of TRENDNET TEG-30284 motherboard
 
        The key chips of the TRENDNET TEG-30284 switch are described next.
Table 1 TRENDNET TEG-30284 Key Chips
Type Transformer Main switching chip PHY chip Memory Flash Operating Memory
Brands FPE BROADCOM BROADCOM MXIC NANYA
Mode LG72531DF BCM53346A0KFSBG B50282C1KFBG MX25L25635FMI-10G NT5CC128M16IP-DI
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      1G/10G optical module products of  Moduletek Limited can be well compatible with TRENDNET related equipment, welcome to buy.
      If you have any questions about the above content, you can contact us by Email : web@moduletek.com