Receiving duplicate ping replies from servers using HSRP virtual address 10.0.1.224 as gateway.
Servers using specific IP address of one of the Vlan11 interfaces as a gateway DO NOT produce duplicate ping replies.
Pinging the virtual HSRP address of 10.0.1.224 DOES NOT produce duplicate ping replies.
**** Nexus5548-A ****
interface Vlan11
ip address 10.0.1.223/24
ip ospf authentication message-digest
ip ospf message-digest-key 1
ip ospf priority 225
ip router ospf 100 area 0.0.0.0
hsrp 1
ip 10.0.1.224
**** Nexus5548-B ****
interface Vlan11
ip address 10.0.1.225/24
ip ospf authentication message-digest
ip ospf message-digest-key 1
ip ospf priority 225
ip router ospf 100 area 0.0.0.0
hsrp 1
preempt
priority 110
ip 10.0.1.224