The TL-ER5120 Gigabit Load Balance Broadband Router from TP-LINK possesses excellent data processing capabilities & multiple powerful functions including Load Balance Access Control IMP2P Blocking Do S Defense Bandwidth Control Session Limit & PPPo E Server which meet the needs of small & medium enterprises hotels & communities with large volumes of users demanding an efficient & easy-to-manage network with high security Abundant Security Features For defense against external threats TL-ER5120 features automatic protection to detect & block Denial of Service (Do S) attacks such as TCPUDPICMP Flooding TCP Scanning Ping of Death & other related threats Moreover this router offers a hardware DMZ port which allows network administrators to setup public servers without exposing their internal network to avoid attacks from external threats For better management of the internal network TL-ER5120 allows administrators to set rules to block specific web sites & IMP2P applications with just one click & restrict staff to use specific services such as FTP HTTP & SMTP Efficient Access Management By setting a PPPo E Server to allocate PPPo E accounts to private network users the router only allows users with legal accounts that have passed authentication to access the Internet Cooperating with IP-based Bandwidth Control it is capable of confining bandwidth usage of certain PPPo E accounts Moreover the E-Bulletin function is able to release a bulletin in the form of webpage to certain user groups periodically which notifies the users about the expiration date of the PPPo E account With the above features the router will prioritize different users in surfer jurisdictions for more efficient management Optimizing Bandwidth Usage The TL-ER5120 features three freely interchangeable ports that can be set to either LAN or WAN allowing the router to support up to four WAN ports to satisfy various Internet access requirements through one device The Intelligent Load Balancing function can distribute data streams according to the bandwidth proportion of every WAN port to raise the utilization rate of multi-line broadband With IP-based Bandwidth Control & Session Limit functions network administrators can flexibly manage network bandwidth to optimize bandwidth usage Safety Minded Enterprise Investments Professional lightning protection technology is designed to prevent electrical surges from penetrating the interior of the device to be discharged harmlessly into the Earth This router is designed to prevent lightning damage of up to 4 Kv in the well-grounded connection conditions This feature ensures that networking infrastructure investments remain as safe as possible from one of Mother Nature’s more violent elements Ethernet LAN features Ethernet LAN data rates 101001000 Mbits Cabling technology 101001000 Base-T (X) Ethernet LAN Yes Wireless LAN features Dual-band No Ports & interfaces Ethernet LAN (RJ-45) ports 5 WAN connection Ethernet (RJ-45) Networking Networking standards IEEE 8023 IEEE 8023ab IEEE 8023u Protocols DMZ support Yes DHCP server Yes DHCP client Yes Supported protocols TCPIP DHCP ICMP NAT PPPo E SNTP HTTP DNS IPsec PPTP L2TP Management features Reset button Yes Security MAC address filtering Yes Design Rack mounting No Colour of product Black Power Power over Ethernet (Po E) Yes Input voltage 100
- 240 V Technical details Rack mounting No Colour of product Black Software Compatible operating systems Microsoft Windows 98SE NT 2000 XP Vista Windows 7 MAC OS Net Ware UNIX Linux System requirements Mac compatibility Yes Operational conditions Operating temperature (T-T) 0
- 40 °C Storage temperature (T-T) -40
- 70 °C Operating relative humidity (H-H) 10
- 90 Storage relative humidity (H-H) 5
- 10 Certificates Certification CE FCC Ro HS Other features Power LED Yes Input voltage 100
- 240 V Input frequency 5060
Dimensions (Wx Dx H) 440 x 220 x 44 mm Connectivity LEDs Yes Compatible operating systems Microsoft Windows 98SE NT 2000 XP Vista Windows 7 MAC OS Net Ware UNIX Linux Connectivity technology Wired