1# ipdebug 2 3 4## Command Function<a name="section10191115553720"></a> 5 6**ipdebug** is a console command and is used for IPv6 debugging. It can display IPv6 address prefixes, neighbor entries, destination entries, and default route entries. 7 8## Syntax<a name="section124061758123713"></a> 9 10ipdebug 11 12## Example<a name="section171837113810"></a> 13 14Run the **ipdebug** command. 15 16## Output<a name="section561416467104"></a> 17 18**ipdebug** command output: 19 20``` 21OHOS # ipdebug 22================= 23|| Prefix List || 24================= 25Prefix validLifetime Flags 26============================================================================================== 272001:: 86384 1 28---------------------------------------------------------------------------------------------- 29============================ 30|| Neighbor Cache Entries || 31============================ 322001::1 dev eth0 lladr 44:39:C4:94:5D:44 STALE Router 33FE80::4639:C4FF:FE94:5D44 dev eth0 lladr 44:39:C4:94:5D:44 REACHABLE Router 34-------------------------------------------------------------------- 35=============================== 36|| Destination Cache Entries || 37=============================== 382001::1 2001::1 pmtu 1500 age 152 39FE80::4639:C4FF:FE94:5D44 FE80::4639:C4FF:FE94:5D44 pmtu 1500 age 6 402002::1 FE80::4639:C4FF:FE94:5D44 pmtu 1500 age 17 41:: :: pmtu 0 age 219 42:: :: pmtu 0 age 219 43:: :: pmtu 0 age 219 44:: :: pmtu 0 age 219 45:: :: pmtu 0 age 219 46:: :: pmtu 0 age 219 47:: :: pmtu 0 age 219 48-------------------------------------------------------------------- 49============================ 50|| Default Router Entries || 51============================ 52FE80::4639:C4FF:FE94:5D44 invalidation_timer 1784 flags 0 53-------------------------------------------------------------------- 54``` 55 56