安全
防火墙 |
SPI, DoS Prevention, Content Filtering, ActiveX / Script Blocking, NAT |
支持虚拟专用网 |
IPSec Pass-Thru |
防火墙 |
Y |
网页(URL)过滤 |
Y |
IP地址过滤 |
Y |
以太网LAN特性
布线技术 |
10/100Base-T(X) |
以太网LAN接口类型 |
Fast Ethernet |
全双工传输 |
Y |
以太网的数据传输率 |
10, 100 Mbit/s |
联网
路由协议 |
BGP, EIGRP, OSPF |
数据链路协议 |
Ethernet, Fast Ethernet |
管理协议 |
SNMP, HTTP, Telnet, TFTP |
其他功能
最大数据传输率 |
0.1 Gbit/s |
Mobile network connection |
N |
接口 |
4 x 10/100 Base-T |
内置存储器 |
64 MB |
闪存 |
12 MB |
机架安装 |
N |
数据传输速度 |
100 Mbit/s |
认证标准
安全 |
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 |
协议
动态主机配置协议客户 |
Y |
动态主机配置协议服务器 |
Y |
支持网络协议 |
ATM, DHCP, IP, NTP, PPPoA, PPPoE, TCP |
环境条件
非运行高度 |
0 - 4570 m |
工作高度 |
0 - 3000 m |
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.