On 16.12.2016 03:24, Anderson Soares Ferreira wrote: > I have a freebsd 11 box running as my network gateway and I’m having > some trouble trying to route ipv6 packets through an interface with > only linklocal address. In short, what I’m doing is: > > My freebsd gateway has one global scope address on lo0 interface, > each other interface has only a link local address fe80::1. Static > routes for the global scope subnets have been created, Each route was > created using the command: > > # route -6 add -net <net address>/64 -interface <dev> > > The clients on each subnet have a global scope address and fe80::1 as > default gateway. > > What is happening with this approach is that my gateway can’t reach > the clients on the subnets. Ping tests from the gateway to the client > return the error "ping6: sendmsg: No buffer space available”. On the
Hi, this ENOBUFS error is returned from ND6 code. Due to the lack of prefixes, layer2 doesn't consider that destination address is a neighbor. > other hand, when I try to do a ping from client to gateway, the > packets from the client are received by the gateway but no response > is sent. In my tests using a linux gateway with the same approach, > everything worked fine . I'm not sure how this should be fixed. -- WBR, Andrey V. Elsukov
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