[ECOS] IPv6 - SCOPEDROUTING
Frank Huang
fhuang@airdefense.net
Thu Dec 13 15:21:00 GMT 2007
Dear All,
I am having a hard time to make the eCos working correctly for IPv6.
Here are my questions and I appreciate for any input.
1. What does SCOPEDROUTING mean in the IPv6 driver code? Where can
I set it? I understand what scope meaning in IPv6 addressing but confuse
about what SCOPEDROUTING is. I could not find the place that define
SCOPEDROUTING in the IPv6 driver and configtool.
2. After AutoConfiguration, my network table shows that eth0 has
the IPv6 link-local address with FP fe80:1::. But I expect the prefix of
the link-local address should be always fe80::/64. This is because the
driver assigns ifp->if_index which is 1 to the prefix after the fe80 if
!SCOPEDROUTING. It looks to me that all the code under #ifdef
SCOPEDROUTING will not be accessed. Is this the purpose of the original
design?
Thanks a lot!
-Frank
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