password 1 hostname rt1 log file isisd.log ! ! debug isis events ! debug isis route-events ! debug isis spf-events ! debug isis sr-events ! debug isis lsp-gen ! interface lo ip router isis 1 ipv6 router isis 1 isis passive ! interface eth-sw1 ip router isis 1 ipv6 router isis 1 isis hello-multiplier 3 isis priority 100 ! router isis 1 net 49.0000.0000.0000.0001.00 is-type level-1 lsp-gen-interval 2 topology ipv6-unicast !