Now Telecom, Netcom to sell to the enterprise in what 5M, 8M green, which boss know that the Evening Paper] featured green? VPN? DDN? VLAN line is the wave Is a point-to-point circuits We usually obtained MAN : CO : General Routing Switch is a high-grade multi-zoned VLAN distribution and routing;
Wide Area Network Adapter is usually Ethernet adapter :
Transmission : fiber and wireless;
Broadband Switch Router + users :
MAN SDH
DDN
2M is not only refers to the bandwidth users to CO, CO Internet access again, this time not set the bandwidth