In a networking environment where the network is relatively stable and has high requirements for route convergence time, you can specify the OSPF LSA update interval to 0 to cancel the LSA update…

In a networking environment where the network is relatively stable and has high requirements for route convergence time, you can specify the OSPF LSA update interval to 0 to cancel the LSA update interval, so that topology or route changes can be immediately published to the network through LSA, thereby speeding up the route convergence speed in the network.