Yo Steve! On Fri, 14 Jul 2000, Steven M. Bellovin wrote:
No -- 1918 addresses would only break PMTU if folks did ingress or egress filtering for 1918 addresses. I know many routers that do this, so we are back to YES.
A much bigger cause of the breakage firewalls that block the ICMP message. Agreed.
And most people don't notice or care, because there's been so little need for PMTU in recent years. But that will change, as assorted tunneling technologies become more popular. Hop on ever to the linux-ipsec group if you want to see a group of people this is driving crazy.
RGDS GARY --------------------------------------------------------------------------- Gary E. Miller Rellim 20340 Empire Ave, Suite E-3, Bend, OR 97701 gem@rellim.com Tel:+1(541)382-8588 Fax: +1(541)382-8676