Briefly record the meaning of the three formats of the IP prefix list (prefix-list): veryhuo.com
Ip prefix-list [name] [permit | deny] [prefix]/[len] ge [ge-value] le [le-value] liehuo.net
Len <ge-value <= le-value veryhuo.com is required.
1. ip prefix-list 110 permit 172.16.1.0/23 liehuo.net
Meaning 1: the first 23 digits of the network number must be the same # fire # Network
Meaning 2: The subnet mask must be a 23-bit veryhuo.com
2. ip prefix-list 110 permit 172.16.1.0/23 le 24
Fire Network
Meaning 1: the first 23 digits of the network number must be the same as veryhuo.com
Description 2: The subnet mask can be 23-24 bits.
Veryhuo.com
3. ip prefix-list 110 permit 172.16.1.0/23 ge 24 le 24 liehuo.net
Meaning 1: the first 23 digits of the network number must be the same
Liehuo.net
Meaning 2: The subnet mask must be a 24-bit liehuo.net
(Ge and le appear at the same time. The previous/23 match only the network number, and the subnet mask number matches the number of ge and le.) veryhuo.com