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2_x:datamodel:subnets

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2_x:datamodel:subnets [2020/08/11 18:24] – [Subnet Calculator] cnaud2_x:datamodel:subnets [2020/08/11 18:33] – [Creating a new Subnet] cnaud
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 | Contacts | All the contacts for this IP Object | | Contacts | All the contacts for this IP Object |
 | Documents | All the documents linked to this IP Object | | Documents | All the documents linked to this IP Object |
 +| NAT Subnets | All other Subnets linked to this Subnet in a NAT relationship |
 | VLANs | VLANs hosting the subnet | | VLANs | VLANs hosting the subnet |
 | VRFs | VRFs hosting the subnet | | VRFs | VRFs hosting the subnet |
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 An implicit but intuitive set of rules must be followed when a subnet is created: An implicit but intuitive set of rules must be followed when a subnet is created:
-  * A subnet must be CIDR aligned. +  * A subnet must be CIDR aligned, 
-  * A subnet cannot share any space with another subnet. In particular, it cannot contain any other subnet and cannot be contained in a subnet. +  * A subnet cannot share any space with another subnet. In particular, it cannot contain any other subnet and cannot be contained in a subnet, 
-  * Mask for IPv4 subnets must be contained within /16 - /32 +  * Mask for IPv4 subnets must be contained within /16 - /32, 
-  * Mask for IPv6 subnets must be contained within /64 - /128+  * Mask for IPv6 subnets must be contained within /64 - /128
 +  * If not set, “Subnet Block” is automatically computed when “Subnet IP” and “Mask” are defined, 
 +  * According to the "Symetrical Subnet NAT" parameter defined in [[2_x:datamodel:ip-settings|Global IP Settings]], symetrical NAT relations may be automatically created when subnets are added to the NAT tab.
  
-At creation time, global settings “Reserve Subnet and Broadcast IPs at Subnet Creation” can be overwritten. Note that a change on this parameter, if any, only applies to the current creation and don’t affect the value of the global parameter. If it is required to change them globally, this can be done through the [[2_x:datamodel:ip-settings|Global IP Settings]] menu of the Data Administration module.+At creation time, global settings “Reserve Subnet and Broadcast IPs at Subnet Creation” can be overwritten. Note that a change on this parameter, if any, only applies to the current creation and don’t affect the value of the global parameter. If it is required to change them globally, this can be done through the [[2_x:datamodel:ip-settings|Global IP Settings]] menu.
 ==== Modifying a Subnet ==== ==== Modifying a Subnet ====
 From the detailed view of a subnet, click on the “Modify” button. From the detailed view of a subnet, click on the “Modify” button.
2_x/datamodel/subnets.txt · Last modified: 2024/01/26 17:29 by cnaud