Configuration Wizards
Using the Dual WAN Wizard to Configure WAN Redundancy Settings
Cisco ISA500 Series Integrated Security Appliances Administration Guide 52
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STEP 5 Use the Primary WAN Connection page to configure the primary WAN connection
by using the account information provided by your ISP.
•WAN Nam e: The name of the primary WAN port.
•IP Address Assignment: Depending on the requirements of your ISP,
choose the network addressing mode and configure the corresponding
fields for the primary WAN port. The security appliance supports DHCP
Client, Static IP, PPPoE, PPTP, and L2TP. For complete details, see Network
Addressing Mode, page125.
STEP 6 After you are finished, click Next.
Configuring the Secondary WANSTEP 7 Use the Secondary WAN Connection page to configure the secondary WAN
connection by using the account information provided by your ISP.
•WAN Nam e: The name of the secondary WAN port.
•IP Address Assignment: Depending on the requirements of your ISP,
choose the network addressing mode and configure the corresponding
fields for the secondary WAN port. For complete details, see Network
Addressing Mode, page125.
STEP 8 After you are finished, click Next.
Configuring WAN Redundancy
STEP 9 Use the WAN Redundancy page to determine how the two ISP links are used.
•Weighted Load Balancing: Choose this option if you want to use both ISP
links simultaneously. Load Balancing distributes the bandwidth to two WAN
ports by the weighted percentage or by the weighted link bandwidth. The
two links will carry data for the protocols that are bound to them.
-Weighted b y percenta ge: If you choose this option, specify the
percentage for each WAN, such as 80% percentage bandwidth for WAN1
and least 20% percentage bandwidth for WAN2.