WebSep 11, 2024 · Supported IPv6 Unicast Routing Features These sections describe the IPv6 protocol features supported by the switch: 128-Bit Wide Unicast Addresses DNS for IPv6 Path MTU Discovery for IPv6 Unicast ICMPv6 Neighbor Discovery Default Router Preference IPv6 Stateless Autoconfiguration and Duplicate Address Detection IPv6 … WebJan 24, 2024 · The upper 64 bits of an IPv6 address are composed from a global routing prefix plus a subnet ID, as defined in RFC 3513. A general prefix (for example, /48) holds a short prefix, based on which a number of longer, more-specific prefixes (for example, /64) can be defined. ... Cisco IOS IPv6 Command Reference. Cisco IOS IPv6 features …
IP Routing: Protocol-Independent Configuration Guide, Cisco IOS …
WebJun 9, 2024 · ipv6 unicast-routing. Example: Device (config)# ipv6 unicast-routing: Enables the forwarding of IPv6 unicast datagrams. Step 4: vrf definition vrf-name. Example: Device(config)# vrf definition vrf1: Configures a virtual routing and forwarding (VRF) routing table instance and enters VRF configuration mode. Step 5: address-family ipv6. … WebMar 24, 2024 · Points needing attention: (1) The address used in IPv6 network must be the prefix of 2002:: /16, which is the need of addressing. Because the IPv6 IGP routing protocol is not running between the routers that establish 6to4 channels, all routes still rely on static, so the prefix programming must be in the form of 2002:: /16, otherwise it cannot ... fit and go olbia
IP Addressing Services Configuration Guide, Cisco IOS XE Dublin …
WebJan 15, 2024 · Routing Information Protocol (RIP) for IPv6 is a distance-vector protocol that uses hop count as a routing metric. It includes support for IPv6 addresses and prefixes and the all-RIP-routers multicast group address FF02::9 as the destination address for RIP update messages. WebAug 14, 2024 · Before configuring the router to run IPv6 IS-IS, globally enable IPv6 using the ipv6 unicast-routing global configuration command. Note If you are using IS-IS single-topology support for IPv6, IPv4, or both IPv6 and IPv4, you may configure both IPv6 and IPv4 on an IS-IS interface for Level 1, Level 2, or both Level 1 and Level 2. WebMay 29, 2024 · IPv6 IS-IS Local RIB A router that is running IS-IS IPv6 maintains a local RIB in which it stores all routes to destinations it has learned from its neighbors. At the end of each SPF, IS-IS attempts to install the best (that is, the least-cost) routes to a destination present in the local RIB in the global IPv6 routing table. fit for duty tests