I (stupidly) accepted some recommended yum updates this AM, and now networking no longer works on my DomU. what works: Ping Dom0->DomU Ping DomU->Dom0 SSH, etc Dom0->DomU SSH, etc DomU->Dom0 Anything Dom0->(internet, intranet) What doesn''t Work: Anything DomU->(internet, intranet, including gateway) Some Information: Dom0 IP: 10.0.0.12 DomU IP: 10.0.0.13 Gateway IP: 10.0.0.1 Ifconfig on Dom0: eth0 Link encap:Ethernet HWaddr 00:1D:09:29:80:41 inet addr:10.0.0.12 Bcast:10.0.0.255 Mask:255.255.255.0 inet6 addr: fe80::21d:9ff:fe29:8041/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:34280 errors:0 dropped:0 overruns:0 frame:0 TX packets:6328 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:2715685 (2.5 MiB) TX bytes:1129440 (1.0 MiB) lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:175995 errors:0 dropped:0 overruns:0 frame:0 TX packets:175995 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:1458529370 (1.3 GiB) TX bytes:1458529370 (1.3 GiB) peth0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link UP BROADCAST RUNNING NOARP MTU:1500 Metric:1 RX packets:36243 errors:0 dropped:0 overruns:0 frame:0 TX packets:13974 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:2996919 (2.8 MiB) TX bytes:1642038 (1.5 MiB) Interrupt:16 Memory:f8000000-f8012100 vif0.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link UP BROADCAST RUNNING NOARP MTU:1500 Metric:1 RX packets:6355 errors:0 dropped:0 overruns:0 frame:0 TX packets:34293 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:1133442 (1.0 MiB) TX bytes:2716465 (2.5 MiB) vif2.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link UP BROADCAST RUNNING NOARP MTU:1500 Metric:1 RX packets:8193 errors:0 dropped:0 overruns:0 frame:0 TX packets:25228 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:32 RX bytes:262836 (256.6 KiB) TX bytes:2090694 (1.9 MiB) virbr0 Link encap:Ethernet HWaddr 00:00:00:00:00:00 inet addr:192.168.122.1 Bcast:192.168.122.255 Mask:255.255.255.0 inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:45 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:0 (0.0 b) TX bytes:9726 (9.4 KiB) xenbr0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link UP BROADCAST RUNNING NOARP MTU:1500 Metric:1 RX packets:28138 errors:0 dropped:0 overruns:0 frame:0 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:1852764 (1.7 MiB) TX bytes:0 (0.0 b) ifconfig on DomU: eth0 Link encap:Ethernet HWaddr 00:16:3E:5A:E7:02 inet addr:10.0.0.13 Bcast:10.0.0.255 Mask:255.255.255.0 inet6 addr: fe80::216:3eff:fe5a:e702/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:25413 errors:0 dropped:0 overruns:0 frame:0 TX packets:8264 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:2107073 (2.0 MiB) TX bytes:383700 (374.7 KiB) lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:2467 errors:0 dropped:0 overruns:0 frame:0 TX packets:2467 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:2188196 (2.0 MiB) TX bytes:2188196 (2.0 MiB) brctl show (on Dom0) bridge name bridge id STP enabled interfaces virbr0 8000.000000000000 no xenbr0 8000.feffffffffff no vif2.0 peth0 vif0.0 route (on Dom0) Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 10.0.0.0 * 255.255.255.0 U 0 0 0 eth0 192.168.122.0 * 255.255.255.0 U 0 0 0 virbr0 169.254.0.0 * 255.255.0.0 U 0 0 0 eth0 default 10.0.0.1 0.0.0.0 UG 0 0 0 eth0 Any ideas what could be stopping traffic? I have stopped iptables (service iptables stop), however, stopping iptables causes Dom0 networking to stop responding after a few minutes!?!!? after a quick reboot, this is what i see on Dom0: service iptables status Table: nat Chain PREROUTING (policy ACCEPT) num target prot opt source destination Chain POSTROUTING (policy ACCEPT) num target prot opt source destination 1 MASQUERADE all -- 192.168.122.0/24 0.0.0.0/0 Chain OUTPUT (policy ACCEPT) num target prot opt source destination Table: filter Chain INPUT (policy ACCEPT) num target prot opt source destination 1 ACCEPT udp -- 0.0.0.0/0 0.0.0.0/0 udp dpt:53 2 ACCEPT tcp -- 0.0.0.0/0 0.0.0.0/0 tcp dpt:53 3 ACCEPT udp -- 0.0.0.0/0 0.0.0.0/0 udp dpt:67 4 ACCEPT tcp -- 0.0.0.0/0 0.0.0.0/0 tcp dpt:67 Chain FORWARD (policy ACCEPT) num target prot opt source destination 1 ACCEPT all -- 0.0.0.0/0 192.168.122.0/24 state RELATED,ESTABLISHED 2 ACCEPT all -- 192.168.122.0/24 0.0.0.0/0 3 ACCEPT all -- 0.0.0.0/0 0.0.0.0/0 4 REJECT all -- 0.0.0.0/0 0.0.0.0/0 reject-with icmp-port-unreachable 5 REJECT all -- 0.0.0.0/0 0.0.0.0/0 reject-with icmp-port-unreachable 6 ACCEPT all -- 0.0.0.0/0 0.0.0.0/0 PHYSDEV match --physdev-in vif1.0 Chain OUTPUT (policy ACCEPT) num target prot opt source destination Thanks for any suggestions you might have! /stuart _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users
I (stupidly) accepted some recommended yum updates this AM, and now networking no longer works on my DomU. what works: Ping Dom0->DomU Ping DomU->Dom0 SSH, etc Dom0->DomU SSH, etc DomU->Dom0 Anything Dom0->(internet, intranet) What doesn''t Work: Anything DomU->(internet, intranet, including gateway) Some Information: Dom0 IP: 10.0.0.12 DomU IP: 10.0.0.13 Gateway IP: 10.0.0.1 Ifconfig on Dom0: eth0 Link encap:Ethernet HWaddr 00:1D:09:29:80:41 inet addr:10.0.0.12 Bcast:10.0.0.255 Mask:255.255.255.0 inet6 addr: fe80::21d:9ff:fe29:8041/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:34280 errors:0 dropped:0 overruns:0 frame:0 TX packets:6328 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:2715685 (2.5 MiB) TX bytes:1129440 (1.0 MiB) lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:175995 errors:0 dropped:0 overruns:0 frame:0 TX packets:175995 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:1458529370 (1.3 GiB) TX bytes:1458529370 (1.3 GiB) peth0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link UP BROADCAST RUNNING NOARP MTU:1500 Metric:1 RX packets:36243 errors:0 dropped:0 overruns:0 frame:0 TX packets:13974 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:2996919 (2.8 MiB) TX bytes:1642038 (1.5 MiB) Interrupt:16 Memory:f8000000-f8012100 vif0.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link UP BROADCAST RUNNING NOARP MTU:1500 Metric:1 RX packets:6355 errors:0 dropped:0 overruns:0 frame:0 TX packets:34293 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:1133442 (1.0 MiB) TX bytes:2716465 (2.5 MiB) vif2.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link UP BROADCAST RUNNING NOARP MTU:1500 Metric:1 RX packets:8193 errors:0 dropped:0 overruns:0 frame:0 TX packets:25228 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:32 RX bytes:262836 (256.6 KiB) TX bytes:2090694 (1.9 MiB) virbr0 Link encap:Ethernet HWaddr 00:00:00:00:00:00 inet addr:192.168.122.1 Bcast:192.168.122.255 Mask:255.255.255.0 inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:45 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:0 (0.0 b) TX bytes:9726 (9.4 KiB) xenbr0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link UP BROADCAST RUNNING NOARP MTU:1500 Metric:1 RX packets:28138 errors:0 dropped:0 overruns:0 frame:0 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:1852764 (1.7 MiB) TX bytes:0 (0.0 b) ifconfig on DomU: eth0 Link encap:Ethernet HWaddr 00:16:3E:5A:E7:02 inet addr:10.0.0.13 Bcast:10.0.0.255 Mask:255.255.255.0 inet6 addr: fe80::216:3eff:fe5a:e702/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:25413 errors:0 dropped:0 overruns:0 frame:0 TX packets:8264 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:2107073 (2.0 MiB) TX bytes:383700 (374.7 KiB) lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:2467 errors:0 dropped:0 overruns:0 frame:0 TX packets:2467 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:2188196 (2.0 MiB) TX bytes:2188196 (2.0 MiB) brctl show (on Dom0) bridge name bridge id STP enabled interfaces virbr0 8000.000000000000 no xenbr0 8000.feffffffffff no vif2.0 peth0 vif0.0 route (on Dom0) Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 10.0.0.0 * 255.255.255.0 U 0 0 0 eth0 192.168.122.0 * 255.255.255.0 U 0 0 0 virbr0 169.254.0.0 * 255.255.0.0 U 0 0 0 eth0 default 10.0.0.1 0.0.0.0 UG 0 0 0 eth0 Any ideas what could be stopping traffic? I have stopped iptables (service iptables stop), however, stopping iptables causes Dom0 networking to stop responding after a few minutes!?!!? after a quick reboot, this is what i see on Dom0: service iptables status Table: nat Chain PREROUTING (policy ACCEPT) num target prot opt source destination Chain POSTROUTING (policy ACCEPT) num target prot opt source destination 1 MASQUERADE all -- 192.168.122.0/24 0.0.0.0/0 Chain OUTPUT (policy ACCEPT) num target prot opt source destination Table: filter Chain INPUT (policy ACCEPT) num target prot opt source destination 1 ACCEPT udp -- 0.0.0.0/0 0.0.0.0/0 udp dpt:53 2 ACCEPT tcp -- 0.0.0.0/0 0.0.0.0/0 tcp dpt:53 3 ACCEPT udp -- 0.0.0.0/0 0.0.0.0/0 udp dpt:67 4 ACCEPT tcp -- 0.0.0.0/0 0.0.0.0/0 tcp dpt:67 Chain FORWARD (policy ACCEPT) num target prot opt source destination 1 ACCEPT all -- 0.0.0.0/0 192.168.122.0/24 state RELATED,ESTABLISHED 2 ACCEPT all -- 192.168.122.0/24 0.0.0.0/0 3 ACCEPT all -- 0.0.0.0/0 0.0.0.0/0 4 REJECT all -- 0.0.0.0/0 0.0.0.0/0 reject-with icmp-port-unreachable 5 REJECT all -- 0.0.0.0/0 0.0.0.0/0 reject-with icmp-port-unreachable 6 ACCEPT all -- 0.0.0.0/0 0.0.0.0/0 PHYSDEV match --physdev-in vif1.0 Chain OUTPUT (policy ACCEPT) num target prot opt source destination Thanks for any suggestions you might have! /stuart _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users