Date: Mon, 8 Jan 2024 11:12:13 +0800 From: Zhenlei Huang <zlei@FreeBSD.org> To: FreeBSD User <freebsd@walstatt-de.de> Cc: FreeBSD CURRENT <freebsd-current@freebsd.org> Subject: Re: IPFW/IPv6 problem with JAIL: JAIL cannot ping -6 host until host first pings jail (ipv6) Message-ID: <70958CF6-CEF5-43BD-B45C-9765B264BD23@FreeBSD.org> In-Reply-To: <20240107185057.73c66433@thor.intern.walstatt.dynvpn.de> References: <20240107185057.73c66433@thor.intern.walstatt.dynvpn.de>
next in thread | previous in thread | raw e-mail | index | archive | help
> On Jan 8, 2024, at 1:50 AM, FreeBSD User <freebsd@walstatt-de.de> = wrote: >=20 > Hello, >=20 > I've got a problem with recent CURRENT, running vnet JAILs. > FreeBSD 15.0-CURRENT #28 main-n267432-e5b33e6eef7: Sun Jan 7 13:18:15 = CET 2024 amd64 >=20 > Main Host has IPFW configured and is open for services like OpenLDAP = on UDP/TCP and ICMP > (ipfw is configured via rc.conf in this case, host is listening on = both protocol families > IPv4 and IPv6).=20 >=20 > The host itself has openldap-server 2.6 as a service. The host's = interface is igb0 with > assigned ULA. JAILs (around eight jails) are sharing their vnet = interfaces via a bridge with > the same physical device as the host (igb0). After a while (the time = elapsed is unspecific) How did you create your jails , are they vnet jails ?=20 Is that bridge + epair ? > the jail is unable to contact the host via IPv6: neither UDP, TCP nor = ICMP sent from the JAIL > is reaching the host. IPv4 is working like a charme! No problems = there. >=20 > When pinging the Jail from the main host via ping -6, the jail is = responding! After the first > ping -6, the jail now is able to ping -6 the main host. >=20 > After a fresh reboot, the problem is not present and occurs after a = while and it seems to > happen first to very active jails. >=20 > Kind regards, >=20 > oh >=20 >=20 > --=20 > O. Hartmann >=20 Best regards, Zhenlei
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?70958CF6-CEF5-43BD-B45C-9765B264BD23>