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    cannot get promiscuous mode to work with xenserver

    IT Discussion
    xen xenserver networking xenserver 6.5 promiscuous mode
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    • IT-ADMINI
      IT-ADMIN
      last edited by

      something weird, i have only these interfaces :
      eth0 eth1 lo vif1 vif2 xenbr0 xenbr1

      i think normally i should have something like : vif0.1, vif0.2 bridged with eth0
      and vif1.1, vif1.2 bridged with eth1
      ???

      1 Reply Last reply Reply Quote 0
      • IT-ADMINI
        IT-ADMIN
        last edited by

        tcpdump -i eth1
        sniff all traffic
        tcpdump -i xenbr1
        sniff all traffic
        tcpdump -i vif2
        tcpdump: vif2: No such device exists
        (SIOCGIFHWADDR: No such device)

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        • IT-ADMINI
          IT-ADMIN
          last edited by

          ovs-vsctl show
          e3f94405-fc77-4be7-8e5d-85f824f24ac1
          Bridge "xenbr0"
          fail_mode: standalone
          Port "vif1.0"
          Interface "vif1.0"
          Port "eth0"
          Interface "eth0"
          Port "vif2.0"
          Interface "vif2.0"
          Port "xenbr0"
          Interface "xenbr0"
          type: internal
          Bridge "xenbr1"
          fail_mode: standalone
          Port "xenbr1"
          Interface "xenbr1"
          type: internal
          Port "vif2.1"
          Interface "vif2.1"
          Port "eth1"
          Interface "eth1"
          Port "vif1.1"
          Interface "vif1.1"
          ovs_version: "2.1.3"

          1 Reply Last reply Reply Quote 0
          • IT-ADMINI
            IT-ADMIN
            last edited by

            i still cannot get this done, after reading some documentation i realized that xenserver has promiscuous mode issue in 6.5 and people complaining about that in citrix official support website,
            i think it is time to shift to vmware ESXI, i hope i can manage myself with it

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            • scottalanmillerS
              scottalanmiller
              last edited by

              Sorry that none of us have run into this issue. Why do you need promiscuous mode?

              1 Reply Last reply Reply Quote 2
              • IT-ADMINI
                IT-ADMIN
                last edited by

                because i have an application that record voip calls, it need to catch the whole traffic, i configured a mirroring port on my switch that send all traffic to this VM, but unfortunately i was unable to get promiscuous mode working

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                • DustinB3403D
                  DustinB3403
                  last edited by

                  I don't know if you've read these but they may be of assistance.

                  http://support.citrix.com/content/dam/supportWS/kA560000000Ts7qCAC/XenServer_6.5.0_Technical_FAQ.pdf

                  and

                  http://support.citrix.com/article/CTX121729

                  The second link has a full How-To for setting promiscuous mode.

                  1 Reply Last reply Reply Quote 0
                  • DustinB3403D
                    DustinB3403
                    last edited by

                    Here is a response from a rather versed XenServer guide on their forums, even pointing to the same article.

                    "Tobias Kreidl MEMBERS
                    #4

                    16,019 posts
                    Posted 14 March 2015 - 03:30 AM
                    Is this what you are looking for?: http://support.citrix.com/article/CTX116493

                    -=Tobias"

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                    • IT-ADMINI
                      IT-ADMIN
                      last edited by

                      Thank you @DustinB3403 , but unfortunately i have tried all of this before and maybe more than this but without any result

                      J 1 Reply Last reply Reply Quote 0
                      • J
                        Junto026 @IT-ADMIN
                        last edited by

                        @it-admin 4 years later, I encountered the same issue that you did.

                        The solution for me was do do a PCI passthrough of the physical NIC directly to the VM. This bypasses all virtual switching inside Citrix Hypervisor. I posted the exact steps to implement PCI passthrough on Citrix Hypervisor 8.2 here:

                        https://discussions.citrix.com/topic/414458-open-vswitch-not-passing-all-traffic-from-pif-to-vif/

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