more like something you turn on - by configuring the protocol that
uses it.
On Nov 1, 2005, at 7:01 PM, vijay gill wrote:
Fred Baker wrote:
one of them sounds like it is redundant. I think the Router Alert
predated the HBH header...
On Nov 1, 2005, at 6:04 PM, John Spence wrote:
Hello;
If the H-B-H extension header means "all intermediate nodes must
look in here for options to process", why is the "Router Alert"
option needed? As I read the text of the two RFCs, the Router
Alert Option is redundant - just including a H-B-H header means
"intermediate nodes must look at this packet even if it is not
addressed to them", which seems to be the same meaning as Router
Alert.
Sounds like nice DDoS attack vector on routers. I suspect this will
soon be an option that can be turned off via configuration commands
on the router.
/vijay
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