# ipdebug


## Command Function

**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.


## Syntax

ipdebug


## Example

Run the **ipdebug** command.


## Output

**ipdebug** command output:

```
OHOS # ipdebug
=================
|| Prefix List ||
=================
Prefix validLifetime Flags
==============================================================================================
2001:: 86384 1
----------------------------------------------------------------------------------------------
============================
|| Neighbor Cache Entries ||
============================
2001::1 dev eth0 lladr 44:39:C4:94:5D:44 STALE Router
FE80::4639:C4FF:FE94:5D44 dev eth0 lladr 44:39:C4:94:5D:44 REACHABLE Router
--------------------------------------------------------------------
===============================
|| Destination Cache Entries ||
===============================
2001::1 2001::1 pmtu 1500 age 152
FE80::4639:C4FF:FE94:5D44 FE80::4639:C4FF:FE94:5D44 pmtu 1500 age 6
2002::1 FE80::4639:C4FF:FE94:5D44 pmtu 1500 age 17
:: :: pmtu 0 age 219
:: :: pmtu 0 age 219
:: :: pmtu 0 age 219
:: :: pmtu 0 age 219
:: :: pmtu 0 age 219
:: :: pmtu 0 age 219
:: :: pmtu 0 age 219
--------------------------------------------------------------------
============================
|| Default Router Entries ||
============================
FE80::4639:C4FF:FE94:5D44 invalidation_timer 1784 flags 0
--------------------------------------------------------------------
```