Markus Flierl's Weblog

Crossbow link protection attribute in Solaris Nevada

Eric Cheng recently integrated two interesting new features into Solaris Nevada, the Solaris.Next development gate:

1. Link protection -

this allows an administrator to prevent certain
types of spoofed packets from being sent from a link. This is
typically used in virtual environments (zones/domU) where individual
domains can't be trusted to behave properly. In this phase, we deliver
support for anti-spoofing of IP addresses (v4 only), mac addresses, and
non-IP l2 frames.

2. flowadm remote_port attribute -

this allows flows to created with the
'remote_port' attribute. A flow is typically used for enforcing resource
controls (e.g. bandwidth limit) on the type of traffic described by the

More to come ...


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