[j-nsp] VMX to VMX traffic on ESXi

[Paul Abbott]

Hi Serge,

Have you verified the mac address from the VFP’s configuration with the MAC address of the interface in question from the Junos CLI?  I’ve noticed that sometimes the interfaces are not assigned in the same order you create them.

Thanks,

Paul Abbott
Technical Marketing Engineering - RPT
Paul Abbott <mailto:pabbott at juniper.net>








On 3/18/16, 1:49 PM, "juniper-nsp on behalf of serge vautour" <juniper-nsp-bounces at puck.nether.net on behalf of sergervautour at gmail.com> wrote:

>Hello,
>
>I haven't had any replies in the Juniper VMX forum so I thought I'd try
>here:
>
>I have setup 2 VMX (each with a VCP & VPFE) on one ESXi host using Junos
>VMX 15.1F4. Each VMX seems to be working fine on it's own. I can remotely
>access the fxp0 interface.
>
>I created a dedicated vswitch with promiscuous mode on for the GE
>interface. I used this vswitch for the 3rd NIC on each VPFE. I did not
>attach any physical NICs to the vswitch as I only want to use it for
>VMX-VMX traffic. Each VMX sees all 8 GE with ge-0/0/0 being up. I configure:
>
>user at LabVMX1> show configuration interfaces ge-0/0/0
>description "Link to VMX2 ge-0/0/0";
>unit 0 {
>family inet {
>address 10.5.5.0/31;
>}
>}
>
>user at LabVMX2> show configuration interfaces ge-0/0/0
>description "Link to VMX1 ge-0/0/0";
>unit 0 {
>family inet {
>address 10.5.5.1/31;
>}
>}
>
>I also added OSPF to each interface. VMX1 seems to work fine. It shows
>in/out traffic. VMX2 only shows outbound traffic.
>
>Using "monitor traffic interface ge-0/0/0" command I see:
>
>VMX1:
>
>14:56:57.489954 In IP 10.5.5.1 > 224.0.0.5: OSPFv2, Hello, length 56
>14:57:02.079691 Out IP truncated-ip - 20 bytes missing! 10.5.5.0 > 224.0.0.5:
>OSPFv2, Hello, length 60
>
>VMX2:
>14:57:48.925035 Out IP truncated-ip - 16 bytes missing! 10.5.5.1 > 224.0.0.5:
>OSPFv2, Hello, length 56
>
>14:57:58.487367 Out IP truncated-ip - 16 bytes missing! 10.5.5.1 > 224.0.0.5:
>OSPFv2, Hello, length 56
>
>VMX1 arp cache:
>
>00:0c:29:a7:e9:09 10.5.5.1 ge-0/0/0.0 none
>
>VMX2 arp cache is empty.
>
>I never see any inbound packets on VMX2. I've tied ping same result. I
>through this might be a broadcast/multicast problem so I tried configuring
>static arp entries and then did a ping but this didn't help.
>
>Any help would be appreciated.
>
>Thanks,
>Serge
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