0242 | bgp route-map processing flow

February 10th, 2020 by icez | Posted in IP Network |

จดกันลืม

• list รายการ prefix แล้วส่งไปตรวจสอบกับ route-map ว่ามี match รึเปล่า

ตัวอย่าง

2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1000, prefix: 192.0.2.0/24, result: no match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1010, prefix: 192.0.2.0/24, result: no match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1020, prefix: 192.0.2.0/24, result: no match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1030, prefix: 192.0.2.0/24, result: no match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, prefix: 192.0.2.0/24, result: deny
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1000, prefix: 192.0.2.2/32, result: no match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1010, prefix: 192.0.2.2/32, result: no match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1020, prefix: 192.0.2.2/32, result: no match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1030, prefix: 192.0.2.2/32, result: no match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, prefix: 192.0.2.2/32, result: deny
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1000, prefix: 10.24.0.0/22, result: no match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1010, prefix: 10.24.0.0/22, result: no match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, sequence: 1020, prefix: 10.24.0.0/22, result: match
2020/02/10 12:45:34 BGP: Route-map: v4-test-out, prefix: 10.24.0.0/22, result: permit

ref: https://github.com/FRRouting/frr/blob/master/lib/routemap.c