Yes I am sure, there is absolutely no restrictions and clients can reach server.

 

What do you mean by rules in iptables? Firewall is turned of on Ubuntu server.

 

I do need VLANs, because client VLAN should have only access to Openthinclient 
server and nothing else.

 

I will double check connectivity.

 

Thanks,

​​​​​

From: Miguel Amez [mailto:villalvi...@gmail.com] 
Sent: Friday, August 30, 2013 12:28 AM
To: openthinclient-user@lists.sourceforge.net
Subject: Re: [openthinclient-user] Issues booting from differentsubnet."Running 
/scripts/init-bottom..."

 

Hi Taras,

I think I've found your problem: You said that you have 2 VLANs, 1 for the 
server and 1 for the clients, and you also said that your firewall has the 
correct rules for connecting each VLAN with the other...

Do you have those rules in iptables? Are you completly sure that you can reach 
a computer in VLAN2 from a computer in VLAN1 and viceversa? I think that the 
problem is on the firewall's rules and routes: you said that you have your 
rules right, but... Did you check your firewall routes?

One more thing: I don't know if you really need 2 VLANs on your real scenario, 
but if you can fully reach computers in VLAN2 from computers in VLAN1 and 
viceversa... Which is the sense of separating them in VLANs? This way you will 
have encription over the network layer, so slower connection, more 
dificult-to-manage network infraestructures, complicated rules on firewall, ... 
Why don't you define a bigger LAN with a suitable mask for this scenario? Maybe 
a big problem have a small solution on the very beginning approach... Think 
about it.

But if you really need VLANs, please check connectivity between VLANs with pxe, 
NFS, NTFS and CIFS ports firstly.

Regards,

 

2013/8/29 Taras Tomkiv <ttom...@westernpaper.com>

Miguel,

 

Thank you for getting back to me. Let me clear this up:

 

Server:

Server is a VM (running on ESXi 5.1) on Ubuntu 12.04, VLAN 1 and 
192.168.103.44. Base software is 1.0.0-17

 

Client:

There are 3 clients: 1 is testing VM, another 2 are regular PCs using PXE boot 
(one Compaq and another is HP).  Clients are in the VLAN 2 and subnet is 
192.168.102.0/24. All clients used to be able to boot from the server, but not 
anymore…unless I move them to the VLAN 1. 

 

Firewall rule is to allow all traffic from VLAN 2 to 192.168.103.44 (OTC 
server) and vice versa.

 

DHCP server is on the firewall.

 

Clients connect to the server, download the image but then it hangs on “Running 
/scripts/init-bottom…[76.544064] nfs: server 192.168.103.44 not responding, 
still trying”

Please, let me know if you need anything else.

 

-------------------------------------

From: Miguel Amez [mailto:villalvi...@gmail.com] 

Sent: Thursday, August 29, 2013 12:10 AM

To: openthinclient-user@lists.sourceforge.net

Subject: Re: [openthinclient-user] Issues booting from different 
subnet."Running /scripts/init-bottom..."

 

Hi Taras,

Details of your configuration are not really clear at all...

Can you please give hardware and software specifications of your network? (for 
example firewall rules, network topology, subnets, if you have vlans in your 
configuration, etc.)

It is very dificult to  understand the nature of your problem if you don't give 
more information.

Regards,

Miguel Amez

 

2013/8/29 Taras Tomkiv <ttom...@westernpaper.com>

Hellom

I have an issue with Openthinclient. Client can boot from the server in the 
same subnet and I also was able to boot my other clients from different subnet, 
but not anymore. No changes were made and now I cannot boot from different 
subnet, I receive this error after Splash screen:

“Running /scripts/init-bottom…

[76.544064] nfs: server 192.168.103.44 not responding, still trying”

The same client can boot from the server if I switch it to the server’s subnet.

Server is Ubuntu 12.04 LTS running on VMware ESXi 5.1

Tried three different clients and I get the same result. Tried removing 
firewall rules too and that didn’t help. Firewall on Ubuntu is disabled as 
well. 

 

Thank you!


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