I've got an opensolaris, auto install, build 134 system. All works fine. I'm on the default physical:nwam mode. I upgrade via onu to my nightly build and after reboot the networking doesn't seem to be working. Poking around I see that my arp table doesn't seem to be getting populated. I turn on snoop and it sees the arp request *and* the arp reply, but still no entry in the arp table. If I add the entry into the table by hand I can communicate with that system.

Turning on snoop, I see that the sys is acking for the mac of my local subnet gateway... j...@opensolaris:~$ pgre10.1.147.224 -> (broadcast) ARP C Who is 10.1.147.248, 10.1.147.248 ? 10.1.147.248 -> 10.1.147.224 ARP R 10.1.147.248, 10.1.147.248 is 0:1e:4a:ee:49:51
10.1.147.224 -> (broadcast)  ARP C Who is 10.1.147.248, 10.1.147.248 ?
10.1.147.248 -> 10.1.147.224 ARP R 10.1.147.248, 10.1.147.248 is 0:1e:4a:ee:49:51
10.1.147.224 -> (broadcast)  ARP C Who is 10.1.147.248, 10.1.147.248 ?
10.1.147.248 -> 10.1.147.224 ARP R 10.1.147.248, 10.1.147.248 is 0:1e:4a:ee:49:51
p sno10.1.147.224 -> (broadcast)  ARP C Who is 10.1.147.248, 10.1.147.248 ?
10.1.147.248 -> 10.1.147.224 ARP R 10.1.147.248, 10.1.147.248 is 0:1e:4a:ee:49:51
10.1.147.224 -> (broadcast)  ARP C Who is 10.1.147.248, 10.1.147.248 ?
10.1.147.248 -> 10.1.147.224 ARP R 10.1.147.248, 10.1.147.248 is 0:1e:4a:ee:49:51
.....

I add it by hand
pfexec arp -s 10.1.147.248 0:1e:4a:ee:49:51

j...@opensolaris:~$ arp -a
Net to Media Table: IPv4
Device   IP Address               Mask      Flags      Phys Addr
------ -------------------- --------------- -------- ---------------
bge0 wic03-labnet-gateway.Central.Sun.COM 255.255.255.255 S 00:1e:4a:ee:49:51
bge0   sq2-ks.Central.Sun.COM 255.255.255.255 SPLA     00:09:3d:00:c3:0b
bge0   IGMP.MCAST.NET       255.255.255.255 S        01:00:5e:00:00:16
j...@opensolaris:~$


Now try to ping another server with snoop running....
j...@opensolaris:~$ ping beef
sq2-ks.Central.Sun.COM -> (broadcast) ARP C Who is 10.1.147.162, beef.Central.Sun.COM ? beef.Central.Sun.COM -> sq2-ks.Central.Sun.COM ARP R 10.1.147.162, beef.Central.Sun.COM is 0:14:4f:9b:76:ea sq2-ks.Central.Sun.COM -> (broadcast) ARP C Who is 10.1.147.162, beef.Central.Sun.COM ? beef.Central.Sun.COM -> sq2-ks.Central.Sun.COM ARP R 10.1.147.162, beef.Central.Sun.COM is 0:14:4f:9b:76:ea sq2-ks.Central.Sun.COM -> (broadcast) ARP C Who is 10.1.147.162, beef.Central.Sun.COM ? beef.Central.Sun.COM -> sq2-ks.Central.Sun.COM ARP R 10.1.147.162, beef.Central.Sun.COM is 0:14:4f:9b:76:ea sq2-ks.Central.Sun.COM -> mf-ubrm-03.Central.Sun.COM DNS C 162.147.1.10.in-addr.arpa. Internet PTR ? mf-ubrm-03.Central.Sun.COM -> sq2-ks.Central.Sun.COM DNS R 162.147.1.10.in-addr.arpa. Internet PTR beef.Central.Sun.COM. sq2-ks.Central.Sun.COM -> (broadcast) ARP C Who is 10.1.147.162, beef.Central.Sun.COM ? sq2-ks.Central.Sun.COM -> mf-ubrm-03.Central.Sun.COM DNS C 35.4.147.129.in-addr.arpa. Internet PTR ? beef.Central.Sun.COM -> sq2-ks.Central.Sun.COM ARP R 10.1.147.162, beef.Central.Sun.COM is 0:14:4f:9b:76:ea mf-ubrm-03.Central.Sun.COM -> sq2-ks.Central.Sun.COM DNS R 35.4.147.129.in-addr.arpa. Internet PTR mf-ubrm-03.Central.Sun.COM. sq2-ks.Central.Sun.COM -> (broadcast) ARP C Who is 10.1.147.162, beef.Central.Sun.COM ? beef.Central.Sun.COM -> sq2-ks.Central.Sun.COM ARP R 10.1.147.162, beef.Central.Sun.COM is 0:14:4f:9b:76:ea sq2-ks.Central.Sun.COM -> (broadcast) ARP C Who is 10.1.147.162, beef.Central.Sun.COM ? beef.Central.Sun.COM -> sq2-ks.Central.Sun.COM ARP R 10.1.147.162, beef.Central.Sun.COM is 0:14:4f:9b:76:ea
.....

Note beef (162) is NOT in the arp table yet.
j...@opensolaris:~$ arp -a
Net to Media Table: IPv4
Device   IP Address               Mask      Flags      Phys Addr
------ -------------------- --------------- -------- ---------------
bge0 wic03-labnet-gateway.Central.Sun.COM 255.255.255.255 S 00:1e:4a:ee:49:51
bge0   sq2-ks.Central.Sun.COM 255.255.255.255 SPLA     00:09:3d:00:c3:0b
bge0   IGMP.MCAST.NET       255.255.255.255 S        01:00:5e:00:00:16
j...@opensolaris:~$ arp -an
Net to Media Table: IPv4
Device   IP Address               Mask      Flags      Phys Addr
------ -------------------- --------------- -------- ---------------
bge0   10.1.147.248         255.255.255.255 S        00:1e:4a:ee:49:51
bge0   10.1.147.224         255.255.255.255 SPLA     00:09:3d:00:c3:0b
bge0   224.0.0.22           255.255.255.255 S        01:00:5e:00:00:16


I add it by hand and can now talk to beef
j...@opensolaris:~$ pfexec arp -s 10.1.147.162  0:14:4f:9b:76:ea
j...@opensolaris:~$
j...@opensolaris:~$
j...@opensolaris:~$ ping beef
beef is alive
j...@opensolaris:~$ arp -an
Net to Media Table: IPv4
Device   IP Address               Mask      Flags      Phys Addr
------ -------------------- --------------- -------- ---------------
bge0   10.1.147.162         255.255.255.255 S        00:14:4f:9b:76:ea
bge0   10.1.147.248         255.255.255.255 S        00:1e:4a:ee:49:51
bge0   10.1.147.224         255.255.255.255 SPLA     00:09:3d:00:c3:0b
bge0   224.0.0.9            255.255.255.255 S        01:00:5e:00:00:09
bge0   224.0.0.22           255.255.255.255 S        01:00:5e:00:00:16


Thoughts?
Thanks for any help

cb




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