Low-end switches: number of available ports
Meaning of suffix:
T: 1000BASE-T
C: modularization
Small pluggable
TP: photoelectric multiplexing
F: all-optical port
R: Redundancy (suffix R stands for rack switch in SOHO products)
M: support MCE function
Hi: flagship type
EI: enhancement
SI: standard type
PWR: remote power supply
DC: DC power supply company
AC: AC power supply
V. VLAN Division (SOHO product)
E: enhanced (SOHO product), and the e prefix indicates the private exchange of education network.
H: enhanced (SOHO)