HP-UX 11i Installation and Update Guide, March 2003

Known Problems and Troubleshooting
Common Install and Update Error and Warning Messages
Appendix B 175
EISA 100BT Warning Message
When you remove an EISA 100BT product from a system or update a
system having EISA 100BT to any later releases of HP-UX, you may find
the following message in the /var/adm/sw/swagent.log file:
Running remove setup command /usr/lbin/sw/remove_setup.
/dev/diag/ether* not found.
This behavior is present in HP-UX 10.20 to 11i (B.11.11) versions of this
product. Presence or absence of this file on a system will not have any
impact on this product. You may safely ignore this message.