
Spectrum24 Configuration 5-9
8. Select the IP Config tab to configure the following mobile computer profile network address 
parameters: IP address, subnet, gateway, DNS and WINS. Changes made within the IP 
Config tab only impact the profile selected in the Mode tab and do not impact the network 
address parameters configured for other profiles.
Figure 5-5.  Mobile Companion - IP Config Tab (DHCP)• Select Dynamic Host Configuration Protocol (DHCP) from the IP Type drop-down list to 
obtain a leased IP address and network configuration information from a remote server. 
DHCP is the default setting for the mobile computer profile. When DHCP is selected, the 
IP address fields are read-only.
• Select Static to manually assign the IP, subnet mask, default gateway, DNS and WINS 
Select Kerberos and enter the key distribution center (KDC) and 
Realm values. The KDC is located on a server and maintains 
information about the APs and users it supports. The KDC also 
permits the transmission and receipt of data once the credentials of 
the user are verified. Enter the name of the server that hosts the 
Kerberos KDC in the Realm field.
LEAP LEAP (Lightweight Extensible Authentication Protocol) is an 802.1X 
authentication type for wireless LANs that supports strong mutual 
authentication between the client and a RADIUS server. It provides 
dynamic per-user, per-session Wired Equivalent Privacy (WEP) key 
enhancements to mitigate a variety of network attacks.
Select LEAP. When you attempt to connect to the server, the Network 
Log On screen appears. Enter your user name, password and domain 
name. Consult your system administrator for this information.