Re: Announcement: MAP66 extension for ip6tables

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On Thursday 2010-10-07 08:37, Sven-Ola Tuecke wrote:
>> > space
>> > reasons. Only 1.75 Mb Flash and 8 Mb RAM.
>> 
>> Are there really working IPv6-enabled 2.4 kernels in use?
>
>Yes. The Broadcom router reference design was adopted by a dozen 
>manufacturers. Besides space limitations, there is a binary-only WLAN driver 
>module that forces the use of Linux-2.4.

1.75 MB sounds like an older model, however, that "linux 2.4 use forced"
statement is bogus for WRT54GL (4MB Flash) since at least openwrt 8.09/Linux
2.6.25.

>As Jan pointed out: copy of the addresses may be stored elsewhere in the form 
>of hash keys. At least, I will place a warning in the docs and check for 
>oopses if conntrack is active. You think about a single rule either in 
>POSTROUTING or PREROUTING. May overcome above conntrack hash prob... Good 
>point - I place it on the TODO.

RAWS/DNAT in Xtables-addons has this solved by using the raw and rawpost tables.
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