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SubjectRe: ICMP REDIRECTs
Date
> In the file net/ipv4/ip_forward.c, it says that you do not have to forward
> a frame on the interface that it arrived upon. Is it okay if someone
> wants to forward a frame on the same interface and disable the ICMP
> REDIRECTs ?

Yes. The packet is sent anyway, the redirect as you can see in the code you
pasted is configurable.

> 3. Is it okay, if I define CONFIG_IP_NO_ICMP_REDIRECT in the file
> /usr/src/linux/include/net/ip_masq.h as
>
> #ifndef CONFIG_IP_NO_ICMP_REDIRECT
> #define CONFIG_IP_NO_ICMP_REDIRECT
> #endif
>
> to accomplish the desired effect for the point 2 ?

I'd add it to my net/Config.in as a question but yes should be fine



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