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Differences
This shows you the differences between two versions of the page.
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troubleshooting:dhcp_server_problems [2010/12/01 14:41] 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:network_page#DHCP Server|Network Configuration]] page, partly on the [[web_gui:dhcp_server|DHCP Server - Advanced]] page. | ||
| + | |||
| + | Read more: [[wp>DHCP|DHCP]] | ||
| ===== IP address collisions ===== | ===== IP address collisions ===== | ||
| Line 89: | Line 92: | ||
| * Could there be an IP collision case, as described [[dhcp_server_problems#IP address collisions|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 [[dhcp_server_problems#IP address collisions|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: | ||
| - 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:dhcp_server|DHCP Server - Advanced]] page. | + | - Click the **Reset** button under **IP address lease status** on the [[web_gui:dhcp_server#IP address lease status|DHCP Server - Advanced]] page. |
| - 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 (maybe the unit has been moved, or factory reset), 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't work either, check the cables and the IP address used (see also [[connect_to_gui|here]]). Only when this works, switch to a dynamic address in the PC. | * If the static IP address doesn't work either, check the cables and the IP address used (see also [[connect_to_gui|here]]). Only when this works, switch to a dynamic address in the PC. | ||
