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From: Alan Somers <asomers@freebsd.org>
Date: Tue, 13 Sep 2016 17:06:42 -0600
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Subject: Re: =ping: sendto: Can't assign requested address= in fib spaces
To: zjef@mail2tor.com
Cc: FreeBSD Net <freebsd-net@freebsd.org>
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On Tue, Sep 13, 2016 at 4:41 PM,  <zjef@mail2tor.com> wrote:
> Hi,
>
> in r305382 on my router-box I see some issue with ICMP and UDP in IPv4 in
> non-default fib spaces. PF is disabled. For example,
>
> UDP:
>
> setfib -2 host -vvv www.cisco.com 8.8.8.8
> Trying "www.cisco.com"
> ;; connection timed out; no servers could be reached
>
> setfib -2 host -6 www.cisco.com 2001:4860:4860::8888
> Using domain server:
> Name: 2001:4860:4860::8888
> Address: 2001:4860:4860::8888#53
> Aliases:
>
> www.cisco.com is an alias for www.cisco.com.akadns.net.
> ....
>
>
> ICMP:
>
> setfib -2 ping 8.8.8.8
> PING 8.8.8.8 (8.8.8.8): 56 data bytes
> ping: sendto: Can't assign requested address
> ping: sendto: Can't assign requested address
> ...
>
>
> setfib -2 ping6 www.cisco.com
> PING6(56=40+8+8 bytes) 2001:678:f0:1020:27:cb57:2682:767a -->
> 2a02:26f0:12:197::90
> 16 bytes from 2a02:26f0:12:197::90, icmp_seq=0 hlim=54 time=99.343 ms
> ...
>
>
> Also TCP in IPv4 is not affected:
>
> setfib -2 curl -o /tmp/index.html http://www.cisco.com
>   % Total    % Received % Xferd  Average Speed   Time    Time     Time
> Current
>                                  Dload  Upload   Total   Spent    Left  Speed
> 100 73038    0 73038    0     0  68094      0 --:--:--  0:00:01 --:--:--
> 68259
>
>
> In FreeBSD 11 the networking worked smoothly in fib spaces.
>
> Is it known problem?
>
> Thanks
>
> Jim
>

What is the output of "setfib 2 netstat -rn"?