arp response fails

[bcs]

A quick update..
I gave false information, because only one FBSD host has this problem 
which has "em" interface. The two others has "xl" and "bce" which work 
fine. Maybe it's an em driver bug?

Cheers,
Csaba

2015. 12. 15. 23:47 keltezéssel, bcs írta:
> Hi,
>
> I have 3 FreeBSD 10.2-RELEASE machines and all of them suffers of the 
> following problem. They are not responding to ARP requests which 
> causes network problem for me, other hosts can't access my FBSD 
> machines on the LAN nor my FBSD hosts can see each other unless I add 
> permanent arp entry.
>
> [root at fbsd10 /]# arping my.host.hu
> ARPING x.x.x.x
> Timeout
> Timeout
> Timeout
>
> Pinging a linux host is ok from my bsd host:
> [root at cool /]# arping linux.host.hu
> ARPING y.y.y.y
> 60 bytes from 00:15:17:ae:0c:44 (y.y.y.y): index=0 time=189.143 usec
> 60 bytes from 00:15:17:ae:0c:44 (y.y.y.y): index=1 time=335.541 usec
> 60 bytes from 00:15:17:ae:0c:44 (y.y.y.y): index=2 time=200.227 usec
> ^C
>
> I use ipfw but "ipfw -q -f flush" didn't solve the issue. Here are my 
> sysctl.conf:
> security.bsd.see_other_uids=0
> net.inet.tcp.recvspace=512000
> net.route.netisr_maxqlen=2048
> kern.ipc.nmbclusters=1310720
> net.inet.tcp.sendbuf_max=16777216
> net.inet.tcp.recvbuf_max=16777216
> kern.ipc.soacceptqueue=32768
> vm.v_free_min=19170
>
> /boot/loader.conf:
> ipfw_load="YES"
> net.inet.ip.fw.default_to_accept=1
> kern.maxusers=4096
> accf_data_load="YES"
> hw.em.rxd=4096
>
> any idea how to enable arp response?
>
> Thanks guys!
>
> Cheers,
> Csaba
>
>
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