OSPF to Dell S5224-ON switches. OSPF to Cisco ISR Routers. I stabilized the OSPF IPv4 relationship between NSa3700 and Cisco ISR4431 and ISR4331 routers by dropping "ip ospf mtu-ignore" in … (View Post)

An OSPF issue appeared when updated another SonicWall pair to SonicOS 7.1.1-7047-R5557. After the upgrade, the SonicOS would not form a relationship with the OSPF DR and BDR. The OSPF DR and BDR rout… (View Post)