Do you have to log in to create a ticket? For some reason I can't log in. Brian
-----Original Message----- From: Martin Kreiner [mailto:m.krei...@levigo.de] Sent: Tuesday, May 04, 2010 8:27 AM To: openthinclient-user@lists.sourceforge.net Subject: Re: [openthinclient-user] OTC server with clientsin differentsubnets hi brian, regarding your problem: "error in /scripts/nfs-bottom/tcos_squashfs: //root/sfs/base.sfs not found" i recommend you open a ticket at: https://issues.openthinclient.org/ so it's way easier to handle attachments and log-files. regards, martin Clarke, Brian schrieb: > Martin, > > Sorry to bother you again, but it seems the problems aren't over. It > seems like the client only successfully boots sometimes. Other times it > stops on the premount faze and gives some errors like "error in > /scripts/nfs-bottom/tcos_squashfs: //root/sfs/base.sfs not found" etc... > I also attached the service log which has the last entry of " INFO | > jvm 1 | 2010/05/03 15:44:34 | 15:44:34,814 INFO [AbstractPXEService] > Expiring expired conversation > Conversation[1/00:23:7d:cb:dd:ab/2127289771]: age=67969, client=[Client > name=TC3895, description=null, ip=0.0.0.0, location=English > applicationGroups={}, applications={}]" > > I tried building the OTC server from scratch in case some things got > messed up some how. But the client still only boots properly > periodically. Could this still be related to network communication > issues? > > Regards, > > Brian > > -----Original Message----- > From: Clarke, Brian > Sent: Monday, May 03, 2010 11:18 AM > To: 'openthinclient-user@lists.sourceforge.net' > Subject: RE: [openthinclient-user] OTC server with clientsin > differentsubnets > > Hey Martin, > > Seems like we were able to get it working. The network guys said they > used some sort of option to forward the broadcasts, perharps something > similar to the IP helper address system. Anyways, thanks again for the > advice because it seemed to point them in the right direction. I guess > my only other question is, can the OTC server reboot thin clients > remotely without having to log in to each thin client individually? > > Regards, > > Brian > > -----Original Message----- > From: Clarke, Brian > Sent: Monday, May 03, 2010 8:25 AM > To: 'openthinclient-user@lists.sourceforge.net' > Subject: RE: [openthinclient-user] OTC server with clientsin > differentsubnets > > Thanks Martin, I will talk to them again. We actually tried option 66 > and 67 with those options and also added a thin client manually, but for > some reason when I checked the logs the client still wasn't contacting > the OTC server. I will look into these options further and I will get > them to test the IP helper address. Thanks again for your help. > > Regards, > > Brian Clarke > > -----Original Message----- > From: Martin Kreiner [mailto:m.krei...@levigo.de] > Sent: Monday, May 03, 2010 8:15 AM > To: openthinclient-user@lists.sourceforge.net > Subject: Re: [openthinclient-user] OTC server with clientsin > differentsubnets > > hi brian, > > i'am pretty sure the concerns of your network admins are unnecessary. > if you have multiple ip helper-addresses defined, any UDP broadcasts > recieved > on the allowed udp ports will be unicasted to EACH of the IP helpers. > as the openthinclient DHCP proxy does not interfere with DHCP servers > it's > absolutely save to add the second ip helper-addresses. > > furthermore this is best practice for using DHCP proxies and i've seen > this > setup working dozens of times at more complex otc installations. > > however, there is an alternative solution for your problem. apparently > you will > lose the "auto-discover" feature of openthinclient and you have to add > your > thin clients manually: > > you can add two DHCP options to tell your thin client where to boot from > and > which Network Bootstrap Program (NBP) to use. these options depend on > your DHCP > implementation and should be set to: > > next-server/TFTP Boot Server Host (DHCP Option 66): > <IP_OR_NAME_OF_YOUR_OTC_SERVER> > > filename/Bootfile Name (DHCP Option 67): > pxelinux.0 or /pxelinux.0 > > > regards, > martin > > > > Clarke, Brian schrieb: >> Thanks again for the reply Martin, >> >> It seems that the network guys had considered this. But, they said > that >> since they already have an ip helper-address assigned to the dhcp >> server, that if they configured another IP-helper address in the > system, >> that the clients would only look to either the DHCP server OR the OTC >> server, meaning that both can't be configured at the same time. Does >> this sound accurate to you? Perhaps I'll ask them about it again. But > I >> was hoping that there were other configurations that we could do, say > on >> the DHCP server, that would simply point the clients to the OTC > server. >> Let me know what you think. >> >> Regards, >> >> Brian >> >> -----Original Message----- >> From: Martin Kreiner [mailto:m.krei...@levigo.de] >> Sent: Monday, May 03, 2010 7:10 AM >> To: openthinclient-user@lists.sourceforge.net >> Subject: Re: [openthinclient-user] OTC server with clientsin >> differentsubnets >> >> hi brian, >> >> as there are no *NIX machines involved you won't hit SUITE-39: good. >> >> simply spoken, you have to make sure that the otc server will receive >> the >> broadcast DHCP discover packages sent by your thin clients. the otc >> server >> basically needs the same switch/ip helper setup as you DHCP server. so >> what you >> have to do is: >> >> - make sure the otc server gets a persistent IP (via DHCP or static) >> - add an ip helper-address of your otc server IP to any swich which > has >> already >> an ip helper-address entry of your DHCP server >> >> for detailed informations have a look at page 18 in Intel's "Preboot >> Execution >> Environment (PXE) Specification": >> http://download.intel.com/design/archives/wfm/downloads/pxespec.pdf >> >> >> cheers, >> martin >> >> >> Clarke, Brian schrieb: >>> Hi Martin >>> >>> The OTC server is running on windows 2003 server R2. I have it >> installed on a virtual machine on vmware workstation 6.x. Like it > said, >> it worked fine when it was on the same subnet as the Thin clients. But >> it doesn't work at all when on a different subnet. The host machine >> which is hosting the virtual machines is also running windows server >> 2003 R2. Any assistance would be greatly appreciated. >>> >>> regards, >>> >>> Brian >>> >>> ________________________________ >>> >>> From: Martin Kreiner [mailto:m.krei...@levigo.de] >>> Sent: Fri 4/30/2010 5:03 PM >>> To: openthinclient-user@lists.sourceforge.net >>> Subject: Re: [openthinclient-user] OTC server with clients in >> differentsubnets >>> >>> hi brian, >>> >>> to give you further instructions i need to know the operating system >> your >>> openthinclient server is running and if there is any kind of >> virtualisation >>> layer in between. >>> just to make sure you will not hit the following problem: >>> https://issues.openthinclient.org/otc/browse/SUITE-39 >>> >>> >>> regards, >>> martin >>> >>> Clarke, Brian schrieb: >>>> Good day, >>>> >>>> >>>> >>>> I'm a new user of openthinclient and I am unable to get the OTC >> server >>>> to work across multiple subnets. >>>> >>>> >>>> >>>> We have 3 or 4 different subnets (192.168.210, 192.168.212 etc...) >> for our >>>> clients. The OTC server is on a another subnet which is strictly for >>>> servers - 172.30.1. The Dhcp server is on its own subnet also, > but >>>> they have a IP helper configured so that it works for all of the >> client >>>> subnets (excluding the 172.30.1 subnet which doesn't use DHCP). If I >>>> have the OTC server on the same subnet as the client it will work. >>>> However, if I have it on the server subnet (172.....) it doesn't > work >> at >>>> all. I have checked the logs on the OTC server and they don't show >> any >>>> incoming traffic from the other subnets. What do I need to configure >> to >>>> get this working? My knowledge of networking is a bit limited when > it >>>> comes to switches and what have you, so please explain as easily as >>>> possible. Although I don't manage the switches or DHCP servers, I >> know >>>> the guys who do, so I can tell them what to do. Any assistance > would >> be >>>> much appreciated. >>>> >>>> >>>> >>>> Regards, >>>> >>>> >>>> >>>> Brian Clarke ------------------------------------------------------------------------ ------ _______________________________________________ The Open Source Thin Client Solution http://openthinclient.org openthinclient-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/openthinclient-user ------------------------------------------------------------------------------ _______________________________________________ The Open Source Thin Client Solution http://openthinclient.org openthinclient-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/openthinclient-user
