Difference Between Huawei S5700 LI/SI/EI/HI Four Series

What’s the difference between the Huawei S5700 LI/SI/EI/HI? Below is the details:

LI: compact type, support of the basic two layer protocol of MAC, VLAN, static routes.

SI: standard type, support of the basic layer two protocol, static routing and rip routing protocol.

EI: enhanced type, based on SI, support a variety of unicast / multicast routing protocol for RIP,OSPF, ISIS, BGP, PIM, IGMP and simple reliability technology VRRP.

HI: advanced type, based on EI, support the reliability technology and support of BFD,MPLS, and L2L3VPN technology.

The Huawei switch LI/SI/EI/HI you may interested:

S5710-52C-EI

S5700-24TP-PWR-SI

S5700-28P-LI-AC