Technical data

Extended CP Limit 29
Release Notes for the Passport 8600 Release 3.7.6
Extended CP Limit Chassis Configuration
To enable this functionality and set its general parameters, configuration must
take place at the chassis level first. Select Edit > Chassis > Ext. CP Limit from
the JDM menu.
Enter the appropriate information in the fields provided and click Apply. For an
explanation of the fields on this tab, see Table 9.
Extended CP Limit Port Configuration
Once this functionality has been generally enabled at the chassis level, each port
must then be individually configured to make use of it. Select
Edit > Port > Ext. CP Limit from the JDM menu, and select the Port Extended
CP Limit tab.
Table 9 Chassis Ext. CP Limit Tab Fields
Field name Description
Enable Select this checkbox to enable the Extended CP Limit functionality.
De-select it to disable.
MinCongTime Sets the minimum time the system octapid has to remain in a
congested state before triggering the congestion algorithm.
Default value is 3000 ms.
MaxPorts Sets the total number of ports that need to be analyzed from the
may-go-down port list.
Default value is 0
PortCongTime Sets the time duration after which a port is disabled, if it remains at the
congestion threshold.
Default value is 5 s.
TrapLevel Sets the manner in which a SNMP trap is sent if a port becomes
disabled. The three values are:
• None - no traps are sent (default value).
• Normal - sends a single trap if ports are disabled.
• Verbose - sends a trap for each port that becomes disabled.