HP 6125XLG R2306-HP 6125XLG Blade Switch Layer 3 - IP Routing Configuration Gu - Page 206
Configuring the MED attribute, Configuring the default MED value
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Step 2. Enter BGP view or BGP-VPN instance view. 3. Enter BGP IPv4 unicast instance view or BGP-VPN IPv4 unicast instance view. 4. Configure the default local preference. Command • Enter BGP view: bgp as-number • Enter BGP-VPN instance view: a. bgp as-number b. ip vpn-instance vpn-instance-name ipv4-family [ unicast ] default local-preference value Remarks N/A N/A The default local preference is 100. To specify the default local preference (IPv6): Step 1. Enter system view. 2. Enter BGP view or BGP-VPN instance view. 3. Enter BGP IPv6 unicast instance view or BGP-VPN IPv6 unicast instance view. 4. Configure the default local preference. Command system-view • Enter BGP view: bgp as-number • Enter BGP-VPN instance view: a. bgp as-number b. ip vpn-instance vpn-instance-name ipv6-family [ unicast ] default local-preference value Remarks N/A N/A N/A The default local preference is 100. Configuring the MED attribute BGP uses MED to determine the best route for traffic going into an AS. When a BGP router obtains from EBGP peers multiple routes to the same destination but with different next hops, it considers the route with the smallest MED value as the best route if other conditions are the same. Configuring the default MED value To configure the default MED value (IPv4): Step 1. Enter system view. 2. Enter BGP view or BGP-VPN instance view. Command system-view • Enter BGP view: bgp as-number • Enter BGP-VPN instance view: a. bgp as-number b. ip vpn-instance vpn-instance-name Remarks N/A N/A 195
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