IPv4 Subnets and Address Ranges

These fields apply to Add and Edit operations.

Screen component

Description

Subnet ID

IP address representing the network ID of the subnet.

Subnet Mask

Bitmask that characterizes the subnet in which the range belongs. It is used in conjunction with the subnet ID to determine the network routing prefix.

Gateway

IP address of the gateway.

Domain

Domain name.

DNS

IP addresses of the DNS servers. Up to three DNS servers are supported.

Associated Networks

Link to the associated networks.

The association is between the subnet and the VLAN ID.

Address Ranges

List of address ranges.

Available addresses

Number of available addresses for the subnet.

Name

Unique precreated name based on <subnet-id> range <next number>. You can edit the name and the limit is 255 characters.

IP addresses

Single IP address range with multiple continuous or discontinuous comma-separated fragments. A fragment is a subset of continuous IDs within a pool. Each fragment is mutually exclusive with respect to the other address ranges within the pool. The maximum number of fragments you can add within a range is 100 fragments.

Enabled

Enable or disable the address range. By default, IPv4 address ranges are enabled.

Start

A valid IPv4 address for the start of the range.

End

A valid IPv4 address for the ending of the range.

Count

Total number of addresses in the range.

Allocated

Number of addresses in use.

Available

Number of available addresses remaining.

Edit the subnet and address range.

Remove the range of addresses and make them unavailable.

You cannot remove a range or subnet that is associated with other resources or has addresses in use.