ISIS Configuration Examples =========================== Single Area ----------- interface loopback 0 ip address 198.6.30.254 255.255.255.255 ! interface ethernet 0 ip address 192.5.1.1 255.255.255.0 ip router isis workshop isis circuit-type level-2-only isis metric 10 level-2 ! interface ethernet 1 ip address 198.6.30.1 255.255.255.240 ip router isis workshop isis circuit-type level-2-only isis metric 10 level-2 ! router isis workshop net 49.0001.1980.0603.0254.00 log-adjacency-changes passive-interface Loopback 0 is-type level-2-only metric-style wide ! no logging console ! Single Area with IPv6 --------------------- interface loopback 0 ip address 198.6.30.254 255.255.255.255 ipv6 address 2001:db8::1/128 ! interface ethernet 0 ip address 192.5.1.1 255.255.255.0 ip router isis workshop ipv6 address 2001:db8:0:1::1/64 ipv6 router isis workshop isis circuit-type level-2-only isis metric 10 level-2 isis ipv6 metric 10 level-2 ! interface ethernet 1 ip address 198.6.30.1 255.255.255.240 ip router isis workshop ipv6 address 2001:db8:0:30::1/64 ipv6 router isis workshop isis circuit-type level-2-only isis metric 10 level-2 isis ipv6 metric 10 level-2 ! router isis workshop net 49.0001.1980.0603.0254.00 passive-interface Loopback 0 is-type level-2-only metric-style wide log-adjacency-changes ! no logging console ! Single Area + Default Originate ------------------------------- interface loopback 0 ip address 198.6.30.254 255.255.255.255 ! interface ethernet 0 ip address 192.5.1.1 255.255.255.0 ip router isis workshop isis circuit-type level-2-only isis metric 10 level-2 ! interface ethernet 1 ip address 198.6.30.1 255.255.255.240 ip router isis workshop isis circuit-type level-2-only isis metric 10 level-2 ! router isis workshop net 49.0001.1980.0603.0254.00 log-adjacency-changes passive-interface Loopback 0 is-type level-2-only metric-style wide default-information originate ! no logging console !