Subscription ID AVP in AA-Request Message Configuration

To configure the Oracle Communications Session Border Controller to send Subscription ID AVP in AA-Request Messages:

In Superuser mode, type configure terminal and press Enter.
```
ORACLE# configure terminal
ORACLE(configure)#
```

Type media-manager and press Enter.

ORACLE(configure)# media-manager
ORACLE(media-manager)#

Type ext-policy-server and press Enter.
```
ORACLE(session-router)# ext-policy-server
ORACLE(ext-policy-server)#
```
If you are adding support for this feature to a pre-existing realm, then you must select (using the ACLI select command) the external policy server that you want to edit.
options—Set the options parameter by typing options, a Space, the option-name include-sub-info with a plus sign in front of it, and then press Enter.
```
ORACLE(ext-policy-server)# options +include-sub-info
```
If you type the option without the plus sign, you overwrite any previously configured options. To append the new options to an element's options list, prepend the new option with a plus sign as shown in the example.
options—If needed, set the options parameter by typing options, a Space, the option-name preferred-sub-id-type with a plus sign in front of it, and then press Enter.
```
ORACLE(ext-policy-server)# options +preferred-sub-id-type
```
If you type the option without the plus sign, you overwrite any previously configured options. To append the new options to an element's options list, prepend the new option with a plus sign as shown in the example.
Save and activate your configuration.