Changes

The <b>General Setup</b> section is used to set up the main operating parameters of the DHCP server.

The <b>General Setup</b> section is used to set up the main operating parameters of the DHCP server.

[[File:Networking_rutos_manual_interfaces_interface_configuration_dhcp_server_general_setup_lan_{{{lan}}}.png|border|class=tlt-border]]

[[File:Networking_rutos_manual_interfaces_interface_configuration_dhcp_server_general_setup_lan_{{{lan}}}_v1.png|border|class=tlt-border]]

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<table class="nd-mantable">

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         <td>Start</td>

         <td>Start IP</td>

         <td>integer [1..255]; default: <b>100</b></td>

         <td>ip4; default: <b>{{#switch:{{{series}}}|TRB1|TRB5=192.168.2.100|#default=192.168.1.100}}</b></td>

         <td>The starting IP address value. e.g., if your device’s LAN IP is 192.168.1.1 and your subnet mask is 255.255.255.0 that means that in your network a valid IP address has to be in the range of [192.168.1.0..192.168.1.254] (192.168.1.255 is a special unavailable address). If the Start value is set to 100 then the DHCP server will only lease out addresses starting from 192.168.1.<b>100</b>.</td>

         <td>The starting IP address of the DHCP server IP address range. E.g., if your device’s LAN IP is {{#switch:{{{series}}}|TRB1|TRB5=192.168.2.1|#default=192.168.1.1}} and your subnet mask is 255.255.255.0 that means that in your network a valid IP address has to be in the range of [{{#switch:{{{series}}}|TRB1|TRB5=192.168.2.0|#default=192.168.1.0}}..{{#switch:{{{series}}}|TRB1|TRB5=192.168.2.254|#default=192.168.1.254}}] ({{#switch:{{{series}}}|TRB1|TRB5=192.168.2.255|#default=192.168.1.255}} is a special unavailable address). If the subnet of your LAN IP address changes, this value needs to be changed accordingly.</td>

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         <td>Limit</td>

         <td>End IP</td>

         <td>integer [1..255]; default: <b>150</b></td>

         <td>ip4; default: <b>{{#switch:{{{series}}}|TRB1|TRB5=192.168.2.249|#default=192.168.1.249}}</b></td>

         <td>How many addresses the DHCP server can lease out. Continuing from the example above: if the start address is 192.168.1.100 and the server can lease out 150 addresses, available addresses will be from 192.168.1.<b>100</b> to 192.168.1.<b>249</b> (<i>100 + 150 – 1 = 249</i>; this is because the first address is inclusive).</td>

         <td>The ending IP address of the DHCP server IP address range. Continuing from the example above: if the start address is {{#switch:{{{series}}}|TRB1|TRB5=192.168.2.<b>100</b>|#default=192.168.1.<b>100</b>}} and the end address is {{#switch:{{{series}}}|TRB1|TRB5=192.168.2.<b>249</b>|#default=192.168.1.<b>249</b>}}, available addresses will be distributed from that range. If the subnet of your LAN IP address changes, this value needs to be changed accordingly.</td>

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         <td>Lease time</td>

         <td>Lease time</td>

         <td>integer [1..999999]; default: <b>12</b></br>integer [2..999999]<span class="asterisk">*</span></br>integer [120..999999]<span class="asterisk">**</span></td>

         <td>integer [1..999999]; default: <b>12</b><br>integer [2..999999]<span class="asterisk">*</span><br>integer [120..999999]<span class="asterisk">**</span></td>

         <td>A DHCP lease will expire after the amount of time specified in this field and the device that was using the lease will have to request a new one. However, if the device stays connected, its lease will be renewed after half of the specified amount of time passes (e.g., if lease time is 12 hours, then every 6 hours the device will ask the DHCP server to renew its lease).<br>The minimal amount of time that can be specified is 2 minutes.</br><span class="asterisk">*</span>If selected Units is Minutes.</br><span class="asterisk">**</span>If selected Units is seconds.</td>

         <td>A DHCP lease will expire after the amount of time specified in this field and the device that was using the lease will have to request a new one. However, if the device stays connected, its lease will be renewed after half of the specified amount of time passes (e.g., if lease time is 12 hours, then every 6 hours the device will ask the DHCP server to renew its lease).<br>The minimal amount of time that can be specified is 2 minutes.<br><span class="asterisk">*</span>If selected Units is Minutes.<br><span class="asterisk">**</span>If selected Units is seconds.</td>

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