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Nexus 7k GIves Arp request for his own Local ip Address Continuosuly

Hi All,

Please give ur inputs on these

Nexus Core switch 7K  Gives arp request for his own Local IP address continuously. This Logs keeps on coming for the past 2 months.

The Ip Address 10.80.18.1 is an secondary IP address of vlan 18 , which is used for Teleprescence. Please find the Interface Configs and Logs attached

interface Vlan18
  no shutdown
  no ip redirects
  ip address 10.80.18.252/24
  hsrp version 2
  hsrp 18
    preempt
    priority 110
    timers  1  3
    ip 10.80.18.1  secondary
    ip 10.80.18.254

2012 Nov 12 18:22:06 FRMA_BK1_CSN7K_01-COR %ARP-3-REQ_IP:  arp [3829]  Sending A

RP request for local IP address 10.80.18.1 on Vlan18, request from pid: 3834

2012 Nov 12 18:22:07 FRMA_BK1_CSN7K_01-COR %ARP-3-INVAL_HDR:  arp [3829]  Found

incorrect hardware/protocol type in ARP header: 6/2048

2012 Nov 12 18:22:53 FRMA_BK1_CSN7K_01-COR last message repeated 2 times

2012 Nov 12 18:22:06 FRMA_BK1_CSN7K_01-COR %ARP-3-REQ_IP:  arp [3829]  Sending A

RP request for local IP address 10.80.18.1 on Vlan18, request from pid: 3834

2012 Nov 12 18:22:07 FRMA_BK1_CSN7K_01-COR %ARP-3-INVAL_HDR:  arp [3829]  Found

incorrect hardware/protocol type in ARP header: 6/2048

2012 Nov 12 18:22:53 FRMA_BK1_CSN7K_01-COR last message repeated 2 times

1 ACCEPTED SOLUTION

Accepted Solutions
Cisco Employee

Nexus 7k GIves Arp request for his own Local ip Address Contin

Hello,

Please check your routing table and see if this ip address 10.80.18.1 is appearing in any static route as a next hop. That would be your problem.

Nik

HTH,
Niko
3 REPLIES 3
Cisco Employee

Nexus 7k GIves Arp request for his own Local ip Address Contin

Hello,

Please check your routing table and see if this ip address 10.80.18.1 is appearing in any static route as a next hop. That would be your problem.

Nik

HTH,
Niko
Beginner

thanx. Resolved my issue too

thanx. Resolved my issue too :D

Frequent Contributor

Also helped me - middle of

Also helped me - middle of the night! 

Thanks!

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