Dell Force10 S25-01-GE-24V FTOS 8.4.2.7 Command Line Reference Guide for E-Ser - Page 1024

www.dell.com | support.dell.com ip ospf hello-interval c e s Specify the time interval between the hello packets sent on the interface. Syntax ip ospf hello-interval seconds To return to the default value, enter no ip ospf hello-interval. Parameters seconds Enter a the number of second as the delay between hello packets. Range: 1 to 65535. Default: 10 seconds. Defaults 10 seconds Command Modes INTERFACE Command History Version 7.6.1.0 Version 7.5.1.0 pre-Version 6.1.1.1 Introduced on S-Series Introduced on C-Series Introduced on E-Series Usage The time interval between hello packets must be the same for routers in a network. Information Related Commands ip ospf dead-interval Set the time interval before a router is declared dead. ip ospf message-digest-key c e s Enable OSPF MD5 authentication and send an OSPF message digest key on the interface. Syntax ip ospf message-digest-key keyid md5 key To delete a key, use the no ip ospf message-digest-key keyid command. Parameters keyid key Enter a number as the key ID. Range: 1 to 255. Enter a continuous character string as the password. Defaults No MD5 authentication is configured. Command Modes INTERFACE Command History Version 7.6.1.0 Version 7.5.1.0 pre-Version 6.1.1.1 Introduced on S-Series Introduced on C-Series Introduced on E-Series Usage Information To change to a different key on the interface, enable the new key while the old key is still enabled. The FTOS will send two packets: the first packet authenticated with the old key, and the second packet authenticated with the new key. This process ensures that the neighbors learn the new key and communication is not disrupted by keeping the old key enabled. 1024 | Open Shortest Path First (OSPFv2 and OSPFv3)