Appendix C - Erps Information - D-Link DGS-1250 Series Hardware Installation Manual

DGS-1520 Series Gigabit Ethernet Smart Managed Switch Hardware Installation Guide

Appendix C - ERPS Information

Only hardware-based ERPS supports the Fast Link Drop Interrupt feature with a recovery time of 50 milliseconds in a
16-node ring. The distance must be less than 1200 kilometers.
Model Name
DGS-1520-28 Hardware-based
Software-based
Model Name
DGS-1520-28MP
Hardware-based
Software-based
Model Name
DGS-1520-52 Hardware-based
Software-based
Model Name
DGS-1520-52MP Hardware-based
Software-based
ERPS Port 1 to 8
ERPS Port 1 to 4
ERPS Port 1 to 8
V
ERPS Port 1 to 8
V
Port 9 to 26
V
Port 5 to 26
V
Port 9 to 24 Port 25 to 32 Port 33 to 50 Port 51 to 52
V
Port 9 to 24 Port 25 to 28 Port 29 to 50 Port 51 to 52
V
38
Port 27 to 28
V
Port 27 to 28
V
V
V
V
V
V
V
V
V