On Fri, Nov 09, 2018 at 04:35:38AM -0700, Luthing wrote: > Hello there, > > I am facing an issue with a Broadcom NIC (specs here > https://www.broadcom.com/products/ethernet-connectivity/controllers/bcm57416/#specifications). > > After some troubleshooting, I am not able to resolve listen ARP request from > my connected switch. > The NIC has negociated 10G with auto neg enabled on the switch. > > The switch is able to see mac address on the port where the BCM NIC is > connected to. The switch can see ARP request going though him from the NIC. > But, my OBSD cannot receive packets. > > I checked with a tcpdump -i bnxt0, and I see that I am sending ARP requests, > but not receiving any response. > > A arp -a shows an incomplete mac address. > > > "dmesg | grep bn" output is : > bnxt0 at pci6 dev 0 function 0 "Broadcom BCM57416" rev 0x01: fw ver > 20.8.163, apic 10 int 2, address 01:23:45:67:89 > bnxt1 at pci6 dev 0 function 0 "Broadcom BCM57416" rev 0x01: fw ver > 20.8.163, apic 10 int 5, address 01:23:45:67:8a > bnxt0 at pci6 dev 0 function 0 "Broadcom BCM57416" rev 0x01: fw ver > 20.8.163, apic 10 int 2, address 01:23:45:67:89 > bnxt1 at pci6 dev 0 function 0 "Broadcom BCM57416" rev 0x01: fw ver > 20.8.163, apic 10 int 5, address 01:23:45:67:8a > > > Does anyone is using this NIC? > Can you help me on this? > > Thanks > Luthing
With a BCM57404 (10/25 SFP28), there are times I observe this after boot. When this happens, I power off the board and then do a cold boot. We're still trying to track down root cause on this as it doesn't happen on all NICs supported by this driver. +--+ Carlos
