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Cisco Bug: CSCvs73061 - OSPF hello count as a unicast packets on the routed port

Last Modified

Feb 16, 2020

Products (1)

  • Cisco Nexus 3000 Series Switches

Known Affected Releases

7.0(3)I7(7) 9.2(4)

Description (partial)

Symptom:
OSPF hello count as a unicast packets on the routed port

Conditions:
- QOS configuration is default
- OSPF Hello is multicast, but count as a unicast of control qos group. 

switch# show queuing interface ethernet 1/33
(snip)
+-------------------------------------------------------------------+
|                              QOS GROUP 0                          |
+-------------------------------------------------------------------+
|                |  Unicast       | OOBFC Unicast  |  Multicast     |
+-------------------------------------------------------------------+
|        Tx Pkts |               0|               0|               0|
|        Tx Byts |               0|               0|               0|
|   Dropped Pkts |               0|               0|               0|
|   Dropped Byts |               0|               0|               0|
|   Q Depth Byts |               0|               0|               0|
+-------------------------------------------------------------------+
|                      CONTROL QOS GROUP                            |
+-------------------------------------------------------------------+
|                |  Unicast       | OOBFC Unicast  |  Multicast     |
+-------------------------------------------------------------------+
|        Tx Pkts |               4|               0|               0| <<< only conunt up Unicast
|        Tx Byts |             404|               0|               0|
|   Dropped Pkts |               0|               0|               0|
|   Dropped Byts |               0|               0|               0|
|   Q Depth Byts |               0|               0|               0|
+-------------------------------------------------------------------+

- It should be counted as a Multicast of control qos group.
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