IPv6 Settings 290 Disable IPv6 forwarding on all interfaces Disable assignment of IPv6 addresses on all interfaces IPv6 multipath settings Use layer 4 information for ECMP hashing Parameters for Neighbor cache Maximum number of entries to keep in the Neighbor cache 1024 2048 4096 8192 16384 32768 ^(1024|2048|4096|8192|16384|32768)$ Disable IPv6 operation on interface when DAD fails on LL addr