Bernd wrote: > > Laine wrote: > > > -----Original Message----- > > From: sendmail [mailto:justsendmailnothingelse@xxxxxxxxx] On > Behalf Of > > Laine Stump > > Sent: Monday, March 16, 2015 4:12 PM > > To: libvirt-users@xxxxxxxxxx > > Cc: Lentes, Bernd > > Subject: Re: still possible to use traditional bridge > > network setup ? > > > > On 03/16/2015 10:08 AM, Lentes, Bernd wrote: > > > Hi, > > > > > > i'm currently installing a SLES 12 64bit system. > > > libvirt-client-1.2.5- > > 13.3.x86_64 and libvirt-daemon-1.2.5-13.3.x86_64. > > > Formerly I created my vm's (KVM) using a traditional bridge in my > > > host > > systems, mostly SLES 11 SP3. > > > But with SLES 12 I don't succeed. I can use the macvtap device in > > > the > > host, but I like to be able to communicate between host and guest. > > > Is the traditional bridge setup not any longer available ? > > > > Nothing has been removed in libvirt. Traditional bridges work just fine. > > What failure did you see? > > Hi Laine, > > thank you for your answer. Well, it simply does not work: > > this is my setup: > > pc63422:/etc/sysconfig/network # cat ifcfg-br0 BOOTPROTO='dhcp4' > TYPE='Bridge' > BRIDGE='yes' > DEVICE='br0' > BRIDGE_FORWARDDELAY='0' > BRIDGE_PORTS='eth0' > BRIDGE_STP='off' > BROADCAST='' > DHCLIENT_SET_DEFAULT_ROUTE='yes' > ETHTOOL_OPTIONS='' > IPADDR='' > MTU='' > NAME='' > NETMASK='' > NETWORK='' > REMOTE_IPADDR='' > STARTMODE='auto' > USERCONTROL='no > > pc63422:/etc/sysconfig/network # cat ifcfg-eth0 # BOOTPROTO='dhcp' > BROADCAST='' > ETHTOOL_OPTIONS='' > IPADDR='' > MTU='' > NAME='' > NETMASK='' > NETWORK='' > REMOTE_IPADDR='' > STARTMODE='auto' > DHCLIENT_SET_DEFAULT_ROUTE='yes' > PREFIXLEN='' > BOOTPROTO='static' > USERCONTROL='no' > BRIDGE='br0' > > > guest.xml: > ... > <interface type='bridge'> > <mac address='52:54:00:37:92:b1'/> > <source bridge='br0'/> > <model type='rtl8139'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x03' > function='0x0'/> > </interface> > ... > > pc63422:/etc/sysconfig/network # ip addr > 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state > UNKNOWN group default > link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 > inet 127.0.0.1/8 scope host lo > valid_lft forever preferred_lft forever > inet6 ::1/128 scope host > valid_lft forever preferred_lft forever > 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc > pfifo_fast master br0 state UP group default qlen 1000 > link/ether 78:24:af:9c:bd:a6 brd ff:ff:ff:ff:ff:ff > inet6 fe80::7a24:afff:fe9c:bda6/64 scope link > valid_lft forever preferred_lft forever > 27: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc > noqueue state UP group default > link/ether 78:24:af:9c:bd:a6 brd ff:ff:ff:ff:ff:ff > inet 10.35.34.115/24 brd 10.35.34.255 scope global br0 > valid_lft forever preferred_lft forever > inet6 fe80::7a24:afff:fe9c:bda6/64 scope link > valid_lft forever preferred_lft forever > 28: vnet0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc > pfifo_fast master br0 state UNKNOWN group default qlen 500 > link/ether fe:54:00:37:92:b1 brd ff:ff:ff:ff:ff:ff > inet6 fe80::fc54:ff:fe37:92b1/64 scope link > valid_lft forever preferred_lft forever > > > Attached is what I choose during creation of the vm. It's german, > network source means something like "name of the shared device". > > I attached the host to a network hub to be able to sniff all packets. But I > don't see any packet from the guest. E.g. I choosed "dhclient" after > booting a knoppix cd in the guest, but no packet from the guest. Also > using a windows 7 installation cd - no packet from the guest. But I see > packets from the host. Hi, using the above mentioned setup, i booted the guest using a knoppix cd. Inside the guest I configured the ip address statically. I can ping from host to guest and vice versa, but nothing else. Of course the host is able to connect everything, but the guest just reaches the host. Bernd Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH) Ingolstädter Landstr. 1 85764 Neuherberg www.helmholtz-muenchen.de Aufsichtsratsvorsitzende: MinDir´in Bärbel Brumme-Bothe Geschäftsführer: Prof. Dr. Günther Wess, Dr. Nikolaus Blum, Dr. Alfons Enhsen Registergericht: Amtsgericht München HRB 6466 USt-IdNr: DE 129521671 _______________________________________________ libvirt-users mailing list libvirt-users@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvirt-users
