Date: Mon, 28 May 2012 16:56:25 -0700 From: Julian Elischer <julian@freebsd.org> To: darrenr@freebsd.org Cc: freebsd-net@freebsd.org, Nikos Vassiliadis <nvass@gmx.com> Subject: Re: Point-to-point connection between jails? Message-ID: <4FC410A9.4000502@freebsd.org> In-Reply-To: <4FC3882C.5030105@freebsd.org> References: <4FC36377.1080306@freebsd.org> <4FC3818A.8080801@gmx.com> <4FC3882C.5030105@freebsd.org>
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On 5/28/12 7:14 AM, Darren Reed wrote: > On 28/05/2012 11:45 PM, Nikos Vassiliadis wrote: >> On 5/28/2012 1:37 PM, Darren Reed wrote: >>> I've looked through the list of network interfaces that are >>> supported with FreeBSD and none seem to meet my needs. What >>> I want is a network interface that I can configure up in >>> jail A with address 10.1.1.1 and for which I can configure >>> a mate in jail B with the address 10.2.2.2 and use the >>> network interface as the means by which two jails can >>> directly communicate with each other without the need to >>> send any packets out of the machine. Or another way to do >>> this would be to have a virtual network (something like the >>> "internal network" that VirtualBox has or the host only >>> network supported by VMWware Workstation) defined somewhere >>> and for there to be a specific driver that could be >>> configured and attached to a jail and that virtual network >>> so that you could have N:M communication between jails. >>> >>> Is what I'm looking for already present and google is failing >>> me or is the above functionality the basis for future work, >>> be it planned or otherwise? >> It seems like a loopback interface does this. >> >> root@raidmadi:/home/nik # jls >> JID IP Address Hostname Path >> 3 10.2.3.4 / >> 4 10.7.3.4 / >> root@raidmadi:/home/nik # ifconfig lo1 >> lo1: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 >> options=3<RXCSUM,TXCSUM> >> inet 10.2.3.4 netmask 0xff000000 >> inet 10.7.3.4 netmask 0xff000000 >> root@raidmadi:/home/nik # >> >> Maybe you want 'real' isolation? like with epair and VIMAGE? > Yes, I was after real isolation but this might work. what you want is epair which is a pseudo driver pair, specifically designed to connect two vimage jails to each other. > Darren > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to"freebsd-net-unsubscribe@freebsd.org" >
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