iv11 IP Performance Optimization Configuration·······················································································11-1IP Performance Overview ·····················································································································11-1Enabling Reception and Forwarding of Directed Broadcasts to a Directly Connected Network ··········11-1Enabling Reception of Directed Broadcasts to a Directly Connected Network·····························11-1Enabling Forwarding of Directed Broadcasts to a Directly Connected Network ···························11-2Configuration Example ··················································································································11-2Configuring TCP Optional Parameters ·································································································11-3Configuring ICMP to Send Error Packets ·····························································································11-4Displaying and Maintaining IP Performance Optimization····································································11-612 UDP Helper Configuration ····················································································································12-1Introduction to UDP Helper ···················································································································12-1Configuring UDP Helper ·······················································································································12-1Displaying and Maintaining UDP Helper·······························································································12-2UDP Helper Configuration Examples····································································································12-2UDP Helper Configuration Example······························································································12-213 IPv6 Basics Configuration ····················································································································13-1IPv6 Overview ·······································································································································13-1IPv6 Features ································································································································13-1Introduction to IPv6 Address ·········································································································13-3Introduction to IPv6 Neighbor Discovery Protocol·········································································13-6IPv6 PMTU Discovery ···················································································································13-8Introduction to IPv6 DNS···············································································································13-9Protocols and Standards ···············································································································13-9IPv6 Basics Configuration Task List ···································································································13-10Configuring Basic IPv6 Functions ·······································································································13-10Enabling IPv6 ······························································································································13-10Configuring an IPv6 Unicast Address··························································································13-10Configuring IPv6 NDP ·························································································································13-12Configuring a Static Neighbor Entry ····························································································13-12Configuring the Maximum Number of Neighbors Dynamically Learned ·····································13-12Configuring Parameters Related to RA Messages ·····································································13-13Configuring the Maximum Number of Attempts to Send an NS Message for DAD ····················13-15Configuring PMTU Discovery··············································································································13-15Configuring a Static PMTU for a Specified IPv6 Address ···························································13-15Configuring the Aging Time for Dynamic PMTUs ·······································································13-15Configuring IPv6 TCP Properties········································································································13-16Configuring ICMPv6 Packet Sending··································································································13-16Configuring the Maximum ICMPv6 Error Packets Sent in an Interval ········································13-16Enable Sending of Multicast Echo Replies··················································································13-17Enabling Sending of ICMPv6 Time Exceeded Packets ······························································13-17Configuring IPv6 DNS Client···············································································································13-18Configuring Static IPv6 Domain Name Resolution······································································13-18Configuring Dynamic IPv6 Domain Name Resolution·································································13-18Displaying and Maintaining IPv6 Basics Configuration·······································································13-19IPv6 Configuration Example ···············································································································13-20Troubleshooting IPv6 Basics Configuration························································································13-25
