New and Changed Information
See the following sections:
Feature |
Description |
Added or Changed in Release |
Where Documented |
---|---|---|---|
DSCP Wildcard Mask |
Support for an additional filter when classifying traffic that is based on the DSCP value. |
7.0(3)I7(9) |
|
Enabling syslog messages to account packet drops | Support to enable syslog messages to account packet drops on multicast queues for no-drop class. |
7.0(3)I7(8) |
|
Write message to syslog when queue is stuck |
Support to write message to syslog when queue is stuck. |
7.0(3)I7(4) |
|
Drop PFC traffic and all PAUSE frames |
Support to drop PFC traffic and drop all PAUSE frames. |
7.0(3)I7(4) |
|
Configure PFC watchdog timers and multiplier per interface |
Support to configure PFC watchdog timers and multiplier per interface. |
7.0(3)I7(4) |
|
Drop multicast/broadcast traffic on no-drop configured class |
Support to drop multicast/broadcast traffic on no-drop configured class. |
7.0(3)I7(4) |
|
Create log entry when PFC is received on lossy group. |
Support to create log entry when PFC is received on lossy (non-configured) group. |
7.0(3)I7(4) |
|
Enable log-only option for PFC |
Support for Enable log-only option for PFC. |
7.0(3)I7(4) |
|
PFC watchdog Ingress drops: |
Added support to count both egress and ingress drops using the show command on Cisco Nexus 3000 Series switches. |
7.0(3)I6(1) |
|
Ingress and egress policing |
Added ingress and egress policing support |
7.0(3)I5(1) |
|
DCBX Support |
Changed the behaviour of the no lldp tlv-select dcbxp command is enhanced so that the PFC is disabled for interfaces on both sides of back-to-back switches |
7.0(3)I4(2) |
|
Two additional options, module and summary displayed in the output of the show queuing interface ethernet slot/chassis_number command. |
The show queuing interface ethernet slot/chassis_number command displays two more options: module and summary in the output. These additional options do not have any functionality impact. |
7.0(3)I2(1) |
|
New switch prompt for policy-map type network-qos is switch(config-pmap-nqos)#. |
The switch prompt for policy-map type network-qos was switch(config-pmap-nq)# in earlier releases. The new switch prompt for policy-map type network-qos is switch(config-pmap-nqos)#. |
7.0(3)I2(1) |
QoS Configuration Guidelines and Limitations |
The network-qos class-map is automatically created when it is used in the policy-map. |
If a non-existing class is configured under a policy-map for network-qos, a new class-map is created and the prompt changes from (config-pmap-nqos) to (config-cmap-nqos). |
7.0(3)I2(1) |
|
Updated the output of the command show queuing interface. |
The command show queuing interface displays the queues even without applying the network-qos policy. |
7.0(3)I2(1) |
|
The output of the show queuing interface command displays an additional option. |
The output of the show queuing interface command displays an option for the internal HiGig2 interface. These interfaces are not relevant and the additional option does not have any functional impact. |
7.0(3)I2(1) |
|
Updated the output format and the fields of show policy-map interface <> type queuing CLI command. |
The output format and the fields of show policy-map interface <> type queuing CLI command have been updated. For Class-map (queuing), the following fields are displayed: policy, bandwidth percent, queue dropped packets, and queue depth in bytes. |
7.0(3)I2(1) |
|
Removing the default bandwidth configuration sets the bandwidth to the default value 100%. |
Removing the default bandwidth configuration from the default queuing class used to set the bandwidth to 50% in prior releases. Removing the default bandwidth configuration sets the bandwidth to the default value, 100%. You can set the bandwidth to 50% by configuring the CLI command bandwidth percent 50. |
7.0(3)I2(1) |
|
Configuring priority levels 2 and 3 in the pmap configuration. |
Prior to Release 7.0(3)I2(1), only priority level 1 was supported in the pmap configuration. Starting with Release 7.0(3)I2(1), you can configure priority levels 2 and 3 in the pmap configuration. |
7.0(3)I2(1) |
|
Updated output format and the fields of the show queuing interface eth <> CLI command. |
The output format and the fields of the show queuing interface eth <> CLI command have been updated. The output displays all qos-groups, control qos group, SPAN qos-group, and pfc statistics. The xon drops, xoff drops, and the HW MTU fields are not displayed in the new format. |
7.0(3)I2(1) |
|
Reserving mmu-buffer for Priority Flow Control. |
Reserve the mmu-buffer for Priority Flow Control. |
7.0(3)I2(1) |
|
Displaying the configured HW MTU for the qos-groups. |
Use the show policy-map system type network-qos command to display the configured HW MTU for the qos-groups. |
7.0(3)I2(1) |
|
Updated MTU values |
Updated MTU values on 10-Gigabit ports and on 40-Gigabit ports. |
7.0(3)I2(1) |