Hi list. I'm using Xen (long time ago), and I've a strange problem with one of the DomU. It's the only DomU with this behaviour. It doesn't reply to ping and can't have access to the net.
In detail: Dom0 Debian stable: Linux srv04 2.6.32-5-xen-amd64 #1 SMP Fri May 10 11:48:05 UTC 2013 x86_64 GNU/Linux Working DomU: Linux wiki 2.6.32-5-amd64 #1 SMP Fri May 10 08:43:19 UTC 2013 x86_64 GNU/Linux Not working DomU: Linux rh42g1 2.6.32-5-amd64 #1 SMP Fri May 10 11:48:05 UTC 2013 x86_64 GNU/Linux Packets seems to be forwarded from Dom0 to DomU, but not from DomU to Dom0: (srv04=Dom0, Xternal NIC=eth0) root@srv04:~# tcpdump -n -i eth0 src 88.191.223.138 or dst 88.191.223.138 tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on eth0, link-type EN10MB (Ethernet), capture size 65535 bytes 10:21:51.437722 IP 62.147.184.98 > 88.191.223.138: ICMP echo request, id 1448, seq 1, length 64 10:21:52.445622 IP 62.147.184.98 > 88.191.223.138: ICMP echo request, id 1448, seq 2, length 64 10:21:53.454046 IP 62.147.184.98 > 88.191.223.138: ICMP echo request, id 1448, seq 3, length 64 But packets from DomU to Dom0 seems to be sent to Dom0: root@srv04:~# tcpdump -n -i vif114.0 src 88.191.223.138 or dst 88.191.223.138 tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on vif114.0, link-type EN10MB (Ethernet), capture size 65535 bytes 10:22:13.224780 IP 62.147.184.98 > 88.191.223.138: ICMP echo request, id 1459, seq 1, length 64 10:22:13.224866 IP 88.191.223.138 > 62.147.184.98: ICMP echo reply, id 1459, seq 1, length 64 10:22:14.224020 IP 62.147.184.98 > 88.191.223.138: ICMP echo request, id 1459, seq 2, length 64 10:22:14.224114 IP 88.191.223.138 > 62.147.184.98: ICMP echo reply, id 1459, seq 2, length 64 10:22:18.223371 ARP, Request who-has 88.191.223.138 tell 88.191.108.41, length 28 10:22:18.223467 ARP, Reply 88.191.223.138 is-at 00:16:3e:6b:9e:3c, length 28 Routes are: Dom0: root@srv04:~# ip route 88.191.222.127 dev vif115.0 scope link src 88.191.108.41 88.191.223.138 dev vif114.0 scope link src 88.191.108.41 88.191.229.230 dev vif113.0 scope link src 88.191.108.41 88.191.226.108 dev vif116.0 scope link src 88.191.108.41 88.191.108.0/24 dev eth0 proto kernel scope link src 88.191.108.41 88.191.110.0/24 dev eth1 proto kernel scope link src 88.191.110.41 default via 88.191.110.1 dev eth1 default via 88.191.108.1 dev eth0 Working DomU: 88.191.229.0/24 dev eth0 proto kernel scope link src 88.191.229.230 default dev eth0 scope link Not working DomU: 88.191.223.0/24 dev eth0 proto kernel scope link src 88.191.223.138 default dev eth0 scope link Any ideas are welcome -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/87li5warkj....@tourde.org