This is from the host profile guide for 5.1 and include login banner
http://pubs.vmware.com/vsphere-51/topic/com.vmware.ICbase/PDF/vsphere-esxi-vcenter-server-51-host-pr...
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Other profile configuration categories include: user group, authentication, kernel module, DCUI keyboard,
host cache settings, SFCB, resource pools, login banner, SNMP agent, power system, and CIM indication
subscriptions.
Procedure
1 Edit the host profile.
2 Expand a subprofile until you reach the policy to edit.
3 Select the policy.
The policy options and parameters are displayed on the right-hand side of the Edit Host Profile window.
4 Make any changes to the policy.
