Data center and cloud computing access switch

Description and Feature：

Support rich management interfaces, such as Console, MGMT port, USB port, support SNMPv1/v2/v3, and support general network management platform. Support CLI command line, Telnet, cluster management, making Facility Management more convenient, and support SSH2.0, SSL and other encryption methods, making management more secure. Support SPAN/RSPAN image and multiple mirror observation ports, which ca