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From Jayapal Reddy Uradi <jayapalreddy.ur...@citrix.com>
Subject Re: Not able to ping to outside network from system VMs
Date Fri, 28 Feb 2014 06:19:27 GMT
Hi,

Change the name server to your internal DNS server in systemvm (/etc/resolve.conf).
I also observed that the google DNS server is pinging but not serving the dns requests.

Thanks,
Jayapal


On 28-Feb-2014, at 11:02 AM, Jitendra Shelar <jitendra_shelar@persistent.co.in>
 wrote:

> Hi Tejas,
> 
> Thanks for your response.
> 
> We tried with Google DNS for the "Internal DNS"  of Zone. 
> We are not able to resolve Google DNS  from the system VMs. 
> We are able to ping to Google DNS from management server and host server.
> 
> We tried with single node setup.
> We are facing same issue. Not able to ping gateway from system VMs.
> 
> Regards,
> Jitendra
> 
> 
> 
> -----Original Message-----
> From: Tejas Gadaria [mailto:refond.gmrt@gmail.com] 
> Sent: Friday, February 28, 2014 9:20 AM
> To: users@cloudstack.apache.org
> Cc: dev@cloudstack.apache.org
> Subject: Re: Not able to ping to outside network from system VMs
> 
> Is your "Internal DNS 1" of Zone able to resolve Google DNS?
> 
> Regards,
> Tejas
> 
> 
> On Thu, Feb 27, 2014 at 12:48 PM, Jitendra Shelar < jitendra_shelar@persistent.co.in>
wrote:
> 
>> Hi All,
>> 
>> I am setting up a 2-node cloudstack environment.
>> 
>> Management Server :    10.44.189.125
>> Host Server :      10.44.65.143
>> 
>> I am able to see the system VMs in running state.
>> But not able ping to outside network from system VMs.
>> 
>> I am not able to ping to corporate DNS or Google DNS from system VMs.
>> Also not able to ping gateway from system VMs.
>> 
>> Health Check :
>> root@s-20-VM:/usr/local/cloud/systemvm# ./ssvm-check.sh 
>> ================================================
>> First DNS server is  8.8.8.8
>> PING 8.8.8.8 (8.8.8.8): 56 data bytes
>> 64 bytes from 10.44.188.14: Destination Host Unreachable
>> Vr HL TOS  Len   ID Flg  off TTL Pro  cks      Src      Dst Data
>> 4  5  00 5400 0000   0 0040  40  01 5f64 10.44.188.14  8.8.8.8
>> 64 bytes from 10.44.188.14: Destination Host Unreachable
>> Vr HL TOS  Len   ID Flg  off TTL Pro  cks      Src      Dst Data
>> 4  5  00 5400 0000   0 0040  40  01 5f64 10.44.188.14  8.8.8.8
>> --- 8.8.8.8 ping statistics ---
>> 2 packets transmitted, 0 packets received, 100% packet loss
>> WARNING: cannot ping DNS server
>> route follows
>> Kernel IP routing table
>> Destination     Gateway         Genmask         Flags Metric Ref    Use
>> Iface
>> 8.8.8.8         10.44.188.3     255.255.255.255 UGH   0      0        0
>> eth1
>> 10.44.188.0     0.0.0.0         255.255.254.0   U     0      0        0
>> eth1
>> 10.44.188.0     0.0.0.0         255.255.254.0   U     0      0        0
>> eth2
>> 10.44.188.0     0.0.0.0         255.255.254.0   U     0      0        0
>> eth3
>> 169.254.0.0     0.0.0.0         255.255.0.0     U     0      0        0
>> eth0
>> 0.0.0.0         10.44.188.3     0.0.0.0         UG    0      0        0
>> eth2
>> ================================================
>> ERROR: DNS not resolving download.cloud.com resolv.conf follows 
>> nameserver 8.8.8.8 nameserver 8.8.8.8 
>> root@s-20-VM:/usr/local/cloud/systemvm#
>> 
>> 
>> Route information on system VM :
>> 
>> root@s-20-VM:/usr/local/cloud/systemvm# route -n Kernel IP routing 
>> table
>> Destination     Gateway         Genmask         Flags Metric Ref    Use
>> Iface
>> 8.8.8.8         10.44.188.3     255.255.255.255 UGH   0      0        0
>> eth1
>> 10.44.188.0     0.0.0.0         255.255.254.0   U     0      0        0
>> eth1
>> 10.44.188.0     0.0.0.0         255.255.254.0   U     0      0        0
>> eth2
>> 10.44.188.0     0.0.0.0         255.255.254.0   U     0      0        0
>> eth3
>> 169.254.0.0     0.0.0.0         255.255.0.0     U     0      0        0
>> eth0
>> 0.0.0.0         10.44.188.3     0.0.0.0         UG    0      0        0
>> eth2
>> root@s-20-VM:/usr/local/cloud/systemvm#
>> 
>> 
>> Please help me in getting out of this issue.
>> 
>> Thanks,
>> Jitendra
>> 
>> 
>> 
>> 
>> 
>> 
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> 
> DISCLAIMER
> ==========
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