Chapter 29 Error Disable
GS2210 Series User’s Guide
244
29.3 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 174
Advanced Application > Errdisable > CPU protection
The following table describes the labels in this screen.
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
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 112
Advanced Application > Errdisable > Errdisable Status (continued)
LABEL
DESCRIPTION
Table 113
Advanced Application > Errdisable > CPU protection
LABEL
DESCRIPTION
Reason
Select the type of control packet you want to configure here.
Port
This field displays the port number.
*
Use this row to make the setting the same for all ports. Use this row first and then make
adjustments to each port if necessary.
Changes in this row are copied to all the ports as soon as you make them.
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