Date: Tue, 27 Feb 2018 10:07:09 +0100 From: Peter Ludikovsky <peter@ludikovsky.name> To: freebsd-questions@freebsd.org,Kristof Provost <kristof@sigsegv.be> Subject: Re: UDP connections from NAT'ed jails Message-ID: <BF9D0686-A11D-4F4C-BFEF-38176E64F81B@ludikovsky.name> In-Reply-To: <18932E8F-0FA3-4C0C-A507-3FB9AF9B8367@sigsegv.be> References: <8B3177FE-1FE5-4455-8F3C-CB5CE664B8C1@ludikovsky.name> <CB81FE3C-CA97-43DF-85D0-8C271C96DB9C@sigsegv.be> <6ADC216F-CD1E-4AFA-8E57-01E928BC2776@ludikovsky.name> <18932E8F-0FA3-4C0C-A507-3FB9AF9B8367@sigsegv.be>
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No, nothing at all. But truss gave me the right idea: somehow a zero-with char got into resolv.conf, and the resolver defaulted to 127.0.0.1, which won't work (yet). Thanks for your help! Regards /peter Am 27. Februar 2018 05:23:39 MEZ schrieb Kristof Provost <kristof@sigsegv.be>: >On 26 Feb 2018, at 20:20, Peter Ludikovsky wrote: >> With the adapdation on the VM: >> >> [peter@doctor ~]$ sudo service pf reload >> Reloading pf rules. >> [peter@doctor ~]$ cat /etc/pf.conf >> IP_PUB="10.0.2.15" >> IP_JAIL="192.168.5.2" >> NET_JAIL="192.168.5.0/24" >> scrub in all >> #set skip on lo >> nat pass on em0 from $NET_JAIL to any -> $IP_PUB >> pass out keep state >> [peter@doctor ~]$ sudo pfctl -sn >> nat pass on em0 inet from 192.168.5.0/24 to any -> 10.0.2.15 >> [peter@doctor ~]$ host pkg.freebsd.org >> pkg.freebsd.org is an alias for pkgmir.geo.freebsd.org. >> pkgmir.geo.freebsd.org has address 149.20.1.201 >> pkgmir.geo.freebsd.org has IPv6 address 2001:4f8:1:11::50:1 >> >> No change in the jail. >> >> tcpdump on the host shows resolution happening for the jail-host, but >> nothing for the jail itself. >> >So you don’t see any UDP/DNS packets at all when the jail tries to >resolve a hostname? >That’s certainly odd. > >Does `truss host google.com` in the jail show anything interesting? > >Regards, >Kristof >_______________________________________________ >freebsd-questions@freebsd.org mailing list >https://lists.freebsd.org/mailman/listinfo/freebsd-questions >To unsubscribe, send any mail to >"freebsd-questions-unsubscribe@freebsd.org"
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