Networking
| Supports ISDN connection |
Y |
Ethernet LAN features
| Cabling technology |
10/100Base-T(X) |
| Ethernet LAN data rates |
10, 100 Mbit/s |
Ports & interfaces
| WAN connection |
Ethernet (RJ-45) |
| USB ports quantity |
1 |
| DC-in jack |
Y |
Protocols
| DMZ support |
Y |
| Management protocols |
SNMPv2, MIB |
| DHCP client |
Y |
| DHCP server |
Y |
| Supported network protocols |
ARP, BOOTP, LANCAPI, DHCP, DNS, HTTP, HTTPS, IP, ICMP, NTP/SNTP, RIP-1, RIP-2, RTP, SIP, SNMP, TCP, TFTP, UDP, VRRP |
Security
| VPN tunnels quantity |
25 |
| MAC address filtering |
Y |
Management features
| Quality of Service (QoS) support |
Y |
| Reset button |
Y |
| Web-based management |
N |
Additionally
| Ethernet LAN connection |
Y |
| Filtering |
IP |
| Ethernet LAN (RJ-45) ports quantity |
4 |
1781A - 4x Fast Ethernet, USB 2.0, 1x COM-port, Black/Silver
LANCOM 1781A
High-performance VPN router with integrated ADSL2+ modem for professional site connectivity
- Fast Internet access and professional networking for smaller companies and branch offices;
- Integrated multimode ADSL2+ modem and energy-efficient Gigabit switch as per IEEE 802.3az;
- VPN site connectivity with 5 simultaneous IPsec VPN channels (25 channels optional);
- Network virtualization with up to 16 virtual networks on one device (ARF);
- Stateful-inspection firewall with intrusion detection/denial-of-service protection;
- High availability with optional 3G backup via USB.
The professional VPN router LANCOM 1781A provides companies with secure Internet access and, thanks to the integrated ADSL2+ modem, it connects directly to a standard DSL line without additional hardware. With its extensive VPN capabilities and Gigabit Ethernet, the device provides secure, high-performance connectivity to branch offices and remote workers, and it supports a high-speed local network. The four ports of the integrated Gigabit Ethernet switch ensure maximum performance and are also energy-efficient as per IEEE 802.3az: If no data is transmitted over an interface, its power consumption shuts down automatically. The LANCOM 1781A supplies everything required of a modern enterprise network, such as comprehensive Quality-of-Service capabilities and an object-oriented firewall.
