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“UbuntuHelp:UbuntuLTSP/LTSPWiring”的版本间的差异

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== Ubuntu wiring suggestions ==
 
== Ubuntu wiring suggestions ==
 
=== The default install without internet connection ===
 
=== The default install without internet connection ===
https://help.ubuntu.com/community/UbuntuLTSP/LTSPWiring?action=AttachFile&do=get&target=ltsp_default.png
+
https://help.ubuntu.com/community/[[UbuntuHelp:UbuntuLTSP|UbuntuLTSP]]/LTSPWiring?action=AttachFile&do=get&target=ltsp_default.png
 
The above picture shows a typical network setup for a single classroom without internet connection. If you follow the [http://wiki.edubuntu.org/EdubuntuInstallNotes install notes] and especially the [http://wiki.edubuntu.org/LTSPServerSetup server setup procedure] this install will be the fastest and easiest.
 
The above picture shows a typical network setup for a single classroom without internet connection. If you follow the [http://wiki.edubuntu.org/EdubuntuInstallNotes install notes] and especially the [http://wiki.edubuntu.org/LTSPServerSetup server setup procedure] this install will be the fastest and easiest.
 
=== A setup with internet connection ===
 
=== A setup with internet connection ===
https://help.ubuntu.com/community/UbuntuLTSP/LTSPWiring?action=AttachFile&do=get&target=ltsp_inet1.png
+
https://help.ubuntu.com/community/[[UbuntuHelp:UbuntuLTSP|UbuntuLTSP]]/LTSPWiring?action=AttachFile&do=get&target=ltsp_inet1.png
 
This is the same wiring with internet access, you need to put the right router IP in your /etc/ltsp/dhcpd.conf (as outlined in the [http://wiki.edubuntu.org/LTSPServerSetup server setup] doc) for the thin clients. And make sure there is no dhcp server running on the router.
 
This is the same wiring with internet access, you need to put the right router IP in your /etc/ltsp/dhcpd.conf (as outlined in the [http://wiki.edubuntu.org/LTSPServerSetup server setup] doc) for the thin clients. And make sure there is no dhcp server running on the router.
 
=== A setup with two network cards in the server ===
 
=== A setup with two network cards in the server ===
https://help.ubuntu.com/community/UbuntuLTSP/LTSPWiring?action=AttachFile&do=get&target=ltsp_inet2.png
+
https://help.ubuntu.com/community/[[UbuntuHelp:UbuntuLTSP|UbuntuLTSP]]/LTSPWiring?action=AttachFile&do=get&target=ltsp_inet2.png
 
You can also route your traffic through the server as shown above if you have two network cards. This setup makes sense if you want to run a proxy server on the server machine or simply want to separate your thin client network completely from the rest of your network. Additionally to the normal [http://wiki.edubuntu.org/LTSPServerSetup server setup] doc, you should also look at the [http://wiki.edubuntu.org/ThinClientHowtoNAT NAT Howto] to see how to setup the routing on the server.
 
You can also route your traffic through the server as shown above if you have two network cards. This setup makes sense if you want to run a proxy server on the server machine or simply want to separate your thin client network completely from the rest of your network. Additionally to the normal [http://wiki.edubuntu.org/LTSPServerSetup server setup] doc, you should also look at the [http://wiki.edubuntu.org/ThinClientHowtoNAT NAT Howto] to see how to setup the routing on the server.
 
=== Special attention to the inverters ===
 
=== Special attention to the inverters ===

2007年12月4日 (二) 11:29的版本

Ubuntu wiring suggestions

The default install without internet connection

https://help.ubuntu.com/community/UbuntuLTSP/LTSPWiring?action=AttachFile&do=get&target=ltsp_default.png The above picture shows a typical network setup for a single classroom without internet connection. If you follow the install notes and especially the server setup procedure this install will be the fastest and easiest.

A setup with internet connection

https://help.ubuntu.com/community/UbuntuLTSP/LTSPWiring?action=AttachFile&do=get&target=ltsp_inet1.png This is the same wiring with internet access, you need to put the right router IP in your /etc/ltsp/dhcpd.conf (as outlined in the server setup doc) for the thin clients. And make sure there is no dhcp server running on the router.

A setup with two network cards in the server

https://help.ubuntu.com/community/UbuntuLTSP/LTSPWiring?action=AttachFile&do=get&target=ltsp_inet2.png You can also route your traffic through the server as shown above if you have two network cards. This setup makes sense if you want to run a proxy server on the server machine or simply want to separate your thin client network completely from the rest of your network. Additionally to the normal server setup doc, you should also look at the NAT Howto to see how to setup the routing on the server.

Special attention to the inverters

If you use a UPS (Uninterruptible Power Supply) to supply power to the system, be careful with the distance between the UPS and the network wiring, because if they are too near, booting the client isn't possible, they can't mount the nfs ltsp system, and in the clients boot process you get these errors:

mount: RPC timed out
mount: NFS mount failed: bad file descriptor

and various mount fails. The client stops with a BusyBox shell. From there you can access the mounting errors issuing crl-alt-F1. So if you get these errors, you can solve the trouble installing the UPS farther from the network wiring.