8Table of ContentsPreface ·········································································································································································· 3Audience ············································································································································································ 3Conventions ······································································································································································· 4About the H3C S5120-EI documentation set ················································································································· 6IP routing overview······················································································································································· 9Routing ··············································································································································································· 9Routing table and FIB table ····································································································································· 9Routing protocol overview············································································································································· 11Static routing and dynamic routing ····················································································································· 11Routing protocols and routing priority ················································································································ 11Displaying and maintaining a routing table ··············································································································· 12Static routing configuration ······································································································································· 14Introduction ····································································································································································· 14Static route ····························································································································································· 14Default route ··························································································································································· 14Application environment of static routing ··········································································································· 14Configuring a static route·············································································································································· 15Configuration prerequisites ·································································································································· 15Configuration procedure ······································································································································ 15Detecting reachability of the static route’s nexthop ···································································································· 16Detecting nexthop reachability through track ···································································································· 16Displaying and maintaining static routes ···················································································································· 16Static route configuration example ······························································································································ 17Basic static route configuration example ············································································································ 17IPv6 static routing configuration································································································································ 20Introduction to IPv6 static routing ································································································································· 20Features of IPv6 static routes ································································································································ 20Default IPv6 route ·················································································································································· 20Configuring an IPv6 static route ··································································································································· 20Configuration prerequisites ·································································································································· 20Configuring an IPv6 static route ·························································································································· 20Displaying and maintaining IPv6 static routes ············································································································ 21IPv6 static routing configuration example ··················································································································· 21Obtaining support for your product·························································································································· 24Register your product ····················································································································································· 24Purchase value-added services ····································································································································· 24Troubleshoot online ························································································································································ 24Access software downloads·········································································································································· 25Telephone technical support and repair ······················································································································ 25Contact us ······································································································································································· 25Acronyms ···································································································································································· 26Index 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