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| troubleshooting:dhcp_server_problems [2010/12/01 14:33] – mats | troubleshooting:dhcp_server_problems [2010/12/01 14:51] (current) – mats | ||
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| ====== DHCP Server problems ====== | ====== DHCP Server problems ====== | ||
| - | This deals with the DHCP Server in the Internet Gate, distributing IP addresses to clients on the LAN. | + | This deals with the DHCP Server in the Internet Gate, distributing IP addresses to clients on the LAN.\\ |
| + | The DHCP Server is configured partly on the [[web_gui: | ||
| + | |||
| + | Read more: [[wp> | ||
| ===== IP address collisions ===== | ===== IP address collisions ===== | ||
| Line 87: | Line 90: | ||
| * If the static IP address works, but not the dynamic (by DHCP, " | * If the static IP address works, but not the dynamic (by DHCP, " | ||
| * Is the address range too small in the Internet Gate? It could be increased on the [[web_gui: | * Is the address range too small in the Internet Gate? It could be increased on the [[web_gui: | ||
| - | * Could there be an IP collision case, as described above? Some DHCP clients, when getting a new IP address, check if anybody on the LAN answers on this address (by an ARP request), and refuse to use this address if it is found already in use by another host. If this is suspected, do: | + | * Could there be an IP collision case, as described |
| - Disconnect //all// hosts from the LAN | - Disconnect //all// hosts from the LAN | ||
| - | - Click the **Reset** button under **IP address lease status** on the [[web_gui: | + | - Click the **Reset** button under **IP address lease status** on the [[web_gui: |
| - Reconnect all hosts again one-by-one so that each host in turn will get its IP address refreshed from the Internet Gate. | - Reconnect all hosts again one-by-one so that each host in turn will get its IP address refreshed from the Internet Gate. | ||
| - | * If it is suspected that the //lease database// in the Internet Gate has been lost, or is wrong, do the same procedure as above. | + | * If it is suspected that the //lease database// in the Internet Gate has been lost, or is wrong (maybe the unit has been moved to a new network, or factory reset), do the same procedure as above. |
| - | * If the static IP address doesn' | + | * If the static IP address doesn' |
