Operation Manual

Chapter 30 Error Disable
GS1920 Series User’s Guide
259
30.4 CPU Protection Configuration
Use this screen to limit the maximum number of control packets (ARP, BPDU and/or IGMP) that the
Switch can receive or transmit on a port. Click the Click Here link next to CPU protection in the
Advanced Application > Errdisable screen to display the screen as shown.
Note: After you configure this screen, make sure you also enable error detection for the
specific control packets in the Advanced Application > Errdisable > Errdisable Detect
screen.
Figure 187 Advanced Application > Errdisable > CPU protection
Status This field displays the errdisable status
• Forwarding: The Switch is forwarding packets. Rate-limitation mode is always in Forwarding
status.
• Err-disable: The Switch disables the port on which the control packets are received
(inactive-port) or drops specified control packets on the port (inactive-reason)
Recovery
Time Left
This field displays the time (seconds) left before the port(s) becomes active of Errdisable
Recovery.
Total
Dropped
This field displays the total packet number dropped by this port where the packet rate exceeds
the rate of mode rate-limitation.
Table 122 Advanced Application > Errdisable > Errdisable Status (continued)
LABEL DESCRIPTION