What’s New in this Document

Feature	Description	Described in
Updates to address defects	Updated: Minor updates on content throughout to address defects.	All chapters.
Minor editorial updates	Updated: Minor editorial updates were made throughout the Configuration Guide.	All chapters.

Feature	Description	Described in
Rate Limiting with Burst and BUM traffic	Updated: Editorial corrections were made in the guide.	Port-Based Fixed Rate Limiting How Port-Based Fixed Rate Limiting Works Configuring Port-Based Fixed Rate Limiting with Burst Option BUM Suppression Port Dampening
Priority flow control	The PFC support is extended to ICX 7850 at the global level. ICX 7850 supports per-priority PFC.	Priority Flow Control
Packets-per-second log timer for rate limiting BUM traffic	Introduction of pps log timer and port dampening command for pps ports	Configuring Rate Limiting for BUM Traffic BUM Suppression Port Dampening
Fixed rate limiting on inbound CPU traffic	ACLs can be applied to fixed-rate inbound CPU traffic.	Refer to Applying ACLs to rate limit inbound CPU traffic.
Unsupported hardware	This release and future releases do not support ICX 7750 devices.	References have been removed throughout the guide.