Re: [PATCH] net/ipv6: add sysctl option accept_ra_hop_limit

2015-07-24 Thread Hangbin Liu
2015-07-24 12:48 GMT+08:00 YOSHIFUJI Hideaki hideaki.yoshif...@miraclelinux.com: Hi, Hangbin Liu wrote: Commit 6fd99094de2b (ipv6: Don't reduce hop limit for an interface) disabled accept hop limit from RA if it is higher than the current hop limit for security stuff. But this behavior kind

[PATCH] net/ipv6: add sysctl option accept_ra_hop_limit

2015-07-23 Thread Hangbin Liu
Commit 6fd99094de2b (ipv6: Don't reduce hop limit for an interface) disabled accept hop limit from RA if it is higher than the current hop limit for security stuff. But this behavior kind of break the RFC definition. RFC 4861, 6.3.4. Processing Received Router Advertisements If the received

Re: [PATCH] net/ipv6: add sysctl option accept_ra_hop_limit

2015-07-23 Thread YOSHIFUJI Hideaki
Hi, Hangbin Liu wrote: Commit 6fd99094de2b (ipv6: Don't reduce hop limit for an interface) disabled accept hop limit from RA if it is higher than the current hop limit for security stuff. But this behavior kind of break the RFC definition. RFC 4861, 6.3.4. Processing Received Router