Re: gratuitous ARP from CARP backup host

From: Kazuaki Oda (kaakun_at_highway.ne.jp)
Date: 11/21/05

  • Next message: Gleb Smirnoff: "Re: gratuitous ARP from CARP backup host" 
    Date: Mon, 21 Nov 2005 20:41:31 +0900
To: Gleb Smirnoff <glebius@FreeBSD.org>

    Gleb Smirnoff wrote:
    > On Sun, Nov 20, 2005 at 01:04:40AM +0900, Kazuaki Oda wrote:
    > K> I reported a problem a few days ago that CARP backup host replies ARP
    > K> request. This problem has been fixed, thanks. But I found one more
    > K> problem.
    > K>
    > K> 1) master host and backup host are connected to the same layer 3
    > K> switch.
    > K>
    > K> 2) at master host, I run the following command:
    > K> # ifconfig carp2 create
    > K> # ifconfig carp2 vhid 22 advskew 10 pass xxxx 192.168.1.7/24
    > K>
    > K> 3) master host sends gratuitous ARP.
    > K>
    > K> 4) at backup host, I run the following command:
    > K> # ifconfig carp2 create
    > K> # ifconfig carp2 vhid 22 advskew 100 pass xxxx 192.168.1.7/24
    > K>
    > K> 5) backup host sends gratuitous ARP.
    > K> And so, layer 3 switch sends packets addressed for 192.168.1.7 to
    > K> the port connected to backup host, sigh...
    >
    > Does it sends packets until next advertisement from master or forever?
    >

    Forever.
    Master host never receives the packets.

    --------------------
    Kazuaki Oda
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  • Next message: Gleb Smirnoff: "Re: gratuitous ARP from CARP backup host"

    Relevant Pages

    • Re: gratuitous ARP from CARP backup host
      ... K>>K> I reported a problem a few days ago that CARP backup host replies ARP ... K>>K> 1) master host and backup host are connected to the same layer 3 ... K>>Does it sends packets until next advertisement from master or forever? ...
      (freebsd-net)
    • gratuitous ARP from CARP backup host
      ... I reported a problem a few days ago that CARP backup host replies ARP ... master host sends gratuitous ARP. ...
      (freebsd-net)
    • Re: gratuitous ARP from CARP backup host
      ... K> I reported a problem a few days ago that CARP backup host replies ARP ... K> 1) master host and backup host are connected to the same layer 3 ... K> 3) master host sends gratuitous ARP. ...
      (freebsd-net)