Which two IS-IS hello values must match to form a Level 1 IS-IS adjacency? ()
A、AFI
B、Area
C、System id
D、N-Selector
A、AFI
B、Area
C、System id
D、N-Selector
A、IS-IS, EIGRP, SSO, BGP B、ISSU, OSPF, IS-IS C、IETF, OSPF, ISSU D、EIGRP, BGP, OSPF, IS-IS
A、IS-IS, EIGRP, SSO, BGP B、ISSU, OSPF, IS-IS C、IETF, OSPF, ISSU D、EIGRP, BGP, OSPF, IS-IS
A、No action required, wide metrics are used by default in IS-IS. B、Enable wide-metrics-only under protocols IS-IS. C、Enable traffic-engineering under protocols IS-IS. D、Disable TLVs 2 and 128 which carry the 6-bit metrics (0-63).