To configure a CGNv6 NAT pool:
The following fields are available for the configuration:
|
Configurable Parameter |
Option |
Description |
|---|---|---|
|
Pool Name |
|
Specify the name of the LSN pool. |
|
Start Address |
|
Specify the starting valid public IP address in the range to be mapped to internal addresses. |
|
End Address |
|
Specify the ending valid public IP address in the range to be mapped to internal addresses. |
|
Netmask |
|
Specify a subnet mask or mask length for the public addresses. All addresses within the resulting subnet are members of the pool, and can be used by CGN for client mappings. |
|
VRID |
|
Select the VRID to use for backing up NAT addresses. |
|
Exclude IP |
|
Specify an IP address or a range of IP addresses to exclude from the pool. Click ‘+Add’ to enter the following details: |
|
Start IP Address |
Enter a valid IP address |
|
|
End IP Address |
Adding details to this field is optional. If you want to add a range of IP addresses, enter a valid IP address. |
|
|
Action |
Click the save icon under ‘Action’ to save the information. |
|
|
Max Users Per IP |
|
Specify the number of users that can be assigned to a NAT IP. The option specifies the maximum number of internal addresses that can be mapped to a single public address at the same time. Specify a value between 1 - 64512. By default, there is no limit. |
|
Shared |
|
This option allows L3V partitions running CGN to use this pool. The available options are as follows: |
|
All Partitions |
Shares with all partitions. |
|
|
Single Partition |
Shares with a single partition. |
|
|
Partition Group |
Shares with a partition group. |
|
|
Port Batch V2 Size |
|
Configure batched port allocation. When any one of the options is selected from the drop-down list, the following options are displayed: |
|
Usable NAT Start Port |
This option configures usable NAT start port. Specify a value between 1024 - 65535. |
|
|
Usable NAT End Port |
This option configures usable NAT end port. Specify a value between 1024 - 65535. |
|
|
Warning Threshold for Per Batch Port Usage |
This option configures warning log threshold for per batch port usage This option is disabled by default. Specify a value between 32 - 4096. |
|
|
TCP Time Wait Interval (Minutes) |
This option configures the number of minutes before TCP NAT ports can be reused. Specify a value between 1 - 10. |
|
|
Simultaneous Batch Allocation |
Enabling this option allocates the same TCP and UDP batches simultaneously. |