Security
| Firewall security |
SPI, DoS Prevention, Content Filtering, ActiveX / Script Blocking, NAT |
| VPN support |
IPSec Pass-Thru |
| Firewall |
Y |
| URL filtering |
Y |
| IP address filtering |
Y |
Ethernet LAN features
| Cabling technology |
10/100Base-T(X) |
| Ethernet LAN interface type |
Fast Ethernet |
| Full duplex |
Y |
| Ethernet LAN data rates |
10, 100 Mbit/s |
Networking
| Routing protocols |
BGP, EIGRP, OSPF |
| Data link protocols |
Ethernet, Fast Ethernet |
| Management protocols |
SNMP, HTTP, Telnet, TFTP |
Other features
| Maximum data transfer rate |
0.1 Gbit/s |
| Mobile network connection |
N |
| Interface |
4 x 10/100 Base-T |
| Internal memory |
64 MB |
| Flash memory |
12 MB |
| Rack mounting |
N |
| Data transfer rate |
100 Mbit/s |
Certificates
| Safety |
UL, IEC 950, EN60950, CS-03, FCC, AS/NZS 3260, ETSI 300-047, TS 001, EMI, AS/NRZ 3548, CFR 47 Part 15 Class B, EN60555-2, EN55022, VCCI Class II, ICES-003, Issue 2, IEC 1000-3-2 |
Protocols
| DHCP client |
Y |
| DHCP server |
Y |
| Supported network protocols |
ATM, DHCP, IP, NTP, PPPoA, PPPoE, TCP |
Power
| Power source type |
AC |
| Power supply |
15 W |
Operational conditions
| Non-operating altitude |
0 - 4570 m |
| Operating altitude |
0 - 3000 m |
Additionally
| Ethernet LAN connection |
Y |
| AC adapter bundled |
Y |
The Cisco 830 Series routers, including the Cisco 831 and Cisco 837 models, extend the benefits of embedded network security to small offices and teleworkers with advanced security features and performance, high quality secure voice and video support, as well as manageability, scalability, and reliability features to reduce operational costs. The Cisco 831 Ethernet Broadband Router has an Ethernet WAN port for use with an external DSL or cable modem ideal for providing secure Internet and corporate network connectivity.