IP-NTABLE(8) Linux IP-NTABLE(8)

# [NAME](#NAME)

ip-ntable - neighbour table configuration

# [SYNOPSIS](#SYNOPSIS)

**ip** \[ *OPTIONS* ] **ntable** { *COMMAND* | **help** }

**ip ntable change name** *NAME* \[ **dev** *DEV* ] \[ **thresh1** *VAL* ] \[ **thresh2** *VAL* ] \[ **thresh3** *VAL* ] \[ **gc\_int** *MSEC* ] \[ **base\_reachable** *MSEC* ] \[ **retrans** *MSEC* ] \[ **gc\_stale** *MSEC* ] \[ **delay\_probe** *MSEC* ] \[ **queue** *LEN* ] \[ **app\_probes** *VAL* ] \[ **ucast\_probes** *VAL* ] \[ **mcast\_probes** *VAL* ] \[ **mcast\_reprobes** *VAL* ] \[ **anycast\_delay** *MSEC* ] \[ **proxy\_delay** *MSEC* ] \[ **proxy\_queue** *LEN* ] \[ **locktime** *MSEC* ]

**ip ntable show** \[ **dev** *DEV* ] \[ **name** *NAME* ]

# [DESCRIPTION](#DESCRIPTION)

*ip ntable* controls the parameters for the neighbour tables.

## [ip ntable show - list the ip neighbour tables](#ip_ntable_show_-_list_the_ip_neighbour_tables)

This commands displays neighbour table parameters and statistics.

[**dev DEV**](#dev)

only list the table attached to this device.

[**name NAME**](#name)

only lists the table with the given name.

## [ip ntable change - modify table parameter](#ip_ntable_change_-_modify_table_parameter)

This command allows modifying table parameters such as timers and queue lengths.

[**name NAME**](#name~2)

the name of the table to modify.

[**dev DEV**](#dev~2)

the name of the device to modify the table values.

# [EXAMPLES](#EXAMPLES)

ip ntable show dev eth0

Shows the neighbour table (IPv4 ARP and IPv6 ndisc) parameters on device eth0.

ip ntable change name arp\_cache queue 8 dev eth0

Changes the number of packets queued while address is being resolved from the default [value (3)](/man/os/iproute2/value.3) to 8 packets.

# [SEE ALSO](#SEE_ALSO)

[**ip**(8)](/man/os/iproute2/ip.8)

# [AUTHOR](#AUTHOR)

Manpage by Stephen Hemminger

20 Dec 2011 iproute2

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Document: ip-ntable(8) from iproute2 7.2.0-r0 (Chainguard OS)
Source: https://kernel.googlesource.com/pub/scm/network/iproute2/iproute2