Version 7.2 221 Mediant 1000B Gateway & E-SBC
User's Manual 15. Services
# show network dhcp clients
To view DHCP clients according to IP address:
# show network dhcp ip
To view DHCP clients according to MAC address:
# show network dhcp mac
To view DHCP clients that have been blacklisted from DHCP implementation (due to
duplicated IP addresses in the network, where another device is using the same IP
address as the one assigned to the client):
# show network dhcp black-list
To view or delete DHCP clients:
1. Open the DHCP Servers table (see ''Configuring the DHCP Server'' on page 211).
2. Select the row of the desired DHCP server for which you want to view DHCP clients,
and then click the DHCP Clients link located below the table; the DHCP Clients table
opens:
Figure 15-5: DHCP Clients Table
The table displays the following per client:
• Index: Table index number.
• DHCP Server Index: The index number of the configured DHCP server scope in
the DHCP Server table (see ''Configuring the DHCP Server'' on page 211) with
which the client is associated.
• IP Address: IP address assigned to the DHCP client by the DHCP server.
• MAC Address: MAC address of the DHCP client.
• Lease Expiration: Date on which the lease of the DHCP client's IP address
obtained from the DHCP server expires.
3. To delete a client:
a. Select the table row index of the DHCP client that you want to delete.
b. Click the Action button, and then from the drop-down menu, choose Delete; a
confirmation message appears.
c. Click OK to confirm deletion.
15.2 RADIUS-based Services
The device supports Remote Authentication Dial In User Service (RADIUS) by acting as a
RADIUS client. You can use RADIUS for the following:
Authentication and authorization of management users (login username and
password) to gain access to the device's management interface.
Accounting where the device sends accounting data of SIP calls as call detail records
(CDR) to a RADIUS Accounting server (for third-party billing purposes).
15.2.1 Enabling RADIUS Services
Before you can implement any RADIUS services, you must enable the RADIUS feature, as
described in the procedure below.