HP 6125XLG R2306-HP 6125XLG Blade Switch Layer 3 - IP Routing Configuration Gu - Page 130
Enabling automatic IS-IS cost calculation, Specifying a preference for IS-IS
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Step 4. Specify a global IS-IS cost. Command circuit-cost value [ level-1 | level-2 ] Remarks By default, no global cost is specified. Enabling automatic IS-IS cost calculation Step 1. Enter system view. Command system-view Remarks N/A 2. Enter IS-IS view. isis [ process-id ] [ vpn-instance vpn-instance-name ] N/A 3. Specify an IS-IS cost style. cost-style { wide | wide-compatible } By default, the IS-IS cost is narrow. 4. Enable automatic IS-IS cost calculation. auto-cost enable 5. (Optional.) Configure a bandwidth reference value for automatic IS-IS cost bandwidth-reference value calculation. By default, automatic IS-IS cost calculation is disabled. The default setting is 100 Mbps. Specifying a preference for IS-IS If multiple routing protocols find routes to the same destination, the route found by the routing protocol that has the highest preference is selected as the optimal route. Perform this task to assign a preference to IS-IS directly or by using a routing policy. For more information about the routing policy, see "Configuring routing policies." To configure a preference for IS-IS: Step 1. Enter system view. 2. Enter IS-IS view. 3. Configure a preference for IS-IS. Command system-view isis [ process-id ] [ vpn-instance vpn-instance-name ] preference { preference | route-policy route-policy-name } * Remarks N/A N/A The default setting is 15. Configuring the maximum number of ECMP routes Perform this task to implement load sharing over ECMP routes. To configure the maximum number of ECMP routes: Step 1. Enter system view. 2. Enter IS-IS view. Command system-view isis [ process-id ] [ vpn-instance vpn-instance-name ] Remarks N/A N/A 119
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