Starting with build 36, this error occurs if you are using IPv6 enabled on the bge with any of the following chipsets:
BCM5700
BCM5701
BCM5702
BCM5703
BCM5704 Ax
BCM5705
BCM5782
To find information about the broadcom chip you are using, use the following command:
ls /etc/hostname.bge*
The following systems with the bge network interface might not be able to be contacted through IPv6:
Sun BladeTM 1500/2500
Sun FireTM V20z/V40z/V250/V210/V240/V880/B100x/B200x/T1000
Sun Java Workstation W1100z and W2100z
Dell Power 2550 and 6500
IBM xSeries 440
Workaround:
Add the following variable to the /etc/system file:
set ip:dohwcksum=0