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POPing from openvz VM is not available
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  1. POPing from openvz VM is not available
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    copied!<p>This openvz box was working properly few weeks ago, and now it can't ping the outside world.</p> <p>I'm not expert on networking, and I thought the initial working setup will last longer.</p> <p>Another stange stuff is that web services of this VM are available from outside.</p> <p>Ping network interface:</p> <pre><code>vz:/# ping 88.191.118.xxx PING 88.191.118.xxx (88.191.118.xxx) 56(84) bytes of data. 64 bytes from 88.191.118.xxx: icmp_req=1 ttl=64 time=0.048 ms 64 bytes from 88.191.118.xxx: icmp_req=2 ttl=64 time=0.043 ms --- 88.191.118.xxx ping statistics --- 2 packets transmitted, 2 received, 0% packet loss, time 999ms rtt min/avg/max/mdev = 0.043/0.045/0.048/0.007 ms </code></pre> <p>Ping google:</p> <pre><code>vz:/# ping 74.125.230.83 PING 74.125.230.83 (74.125.230.83) 56(84) bytes of data. --- 74.125.230.83 ping statistics --- 4 packets transmitted, 0 received, 100% packet loss, time 3023ms </code></pre> <p>ifconfig:</p> <pre><code>vz:/# ifconfig 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:59 errors:0 dropped:0 overruns:0 frame:0 TX packets:59 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:5507 (5.3 KiB) TX bytes:5507 (5.3 KiB) venet0 Link encap:UNSPEC HWaddr 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 inet addr:127.0.0.1 P-t-P:127.0.0.1 Bcast:0.0.0.0 Mask:255.255.255.255 UP BROADCAST POINTOPOINT RUNNING NOARP MTU:1500 Metric:1 RX packets:89 errors:0 dropped:0 overruns:0 frame:0 TX packets:584 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:20938 (20.4 KiB) TX bytes:395767 (386.4 KiB) venet0:0 Link encap:UNSPEC HWaddr 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 inet addr:192.168.23.101 P-t-P:192.168.23.101 Bcast:0.0.0.0 Mask:255.255.255.255 UP BROADCAST POINTOPOINT RUNNING NOARP MTU:1500 Metric:1 </code></pre> <p>Routes:</p> <pre><code>vz:/# route -n Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 192.0.2.1 0.0.0.0 255.255.255.255 UH 0 0 0 venet0 0.0.0.0 192.0.2.1 0.0.0.0 UG 0 0 0 venet0 </code></pre> <p>iptable on host:</p> <pre><code>iptables -L Chain INPUT (policy ACCEPT) target prot opt source destination fail2ban-ssh tcp -- anywhere anywhere multiport dports ssh Chain FORWARD (policy ACCEPT) target prot opt source destination Chain OUTPUT (policy ACCEPT) target prot opt source destination Chain fail2ban-ssh (1 references) target prot opt source destination RETURN all -- anywhere anywhere </code></pre>
 

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