System command

arp command

The `arp` command displays and modifies entries in the Address Resolution Protocol (ARP) cache. This guide lists the documented syntax and parameters for arp; check Microsoft Learn for version, role and execution-context requirements.

Availability: Microsoft Learn command reference spanning Windows client and Windows Server releases; some entries are legacy, role-specific, optional-feature or interactive subcommands.中文

Documented syntax

arp -s [inet_addr] [eth_addr] [if_addr]
arp -d [inet_addr] [if_addr]
arp -a [inet_addr] [-N if_addr] [-v]

The linked Microsoft Learn article is the upstream authority. Availability may depend on Windows release, role, optional feature or interactive tool context.

Syntax pattern

Syntax pattern from Microsoft Learn; replace placeholders and choose only one documented alternative before use.

arp -s [inet_addr] [eth_addr] [if_addr]

Parameters, options and clauses

Option / clauseDescription
-aMicrosoft documents this switch; use the linked reference for accepted values, effects and version limits.
-gMicrosoft documents this switch; use the linked reference for accepted values, effects and version limits.
-vMicrosoft documents this switch; use the linked reference for accepted values, effects and version limits.
-sMicrosoft documents this switch; use the linked reference for accepted values, effects and version limits.
-dMicrosoft documents this switch; use the linked reference for accepted values, effects and version limits.
-NMicrosoft documents this switch; use the linked reference for accepted values, effects and version limits.
Safety note

Review a command and its target before running it. Commands that alter files, services, accounts, disks, permissions or databases may be difficult to reverse. Test in a safe environment and keep backups.

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