Address Resolution Protocol (ARP) Parameters
2023-05-19
Reverse Address Resolution Protocol Operation Codes
The Reverse Address Resolution Protocol (RARP) specified in
uses the "Reverse" codes below.
DYNAMIC REVERSE ARP
The Dynamic Reverse Address Resolution Protocol (DRARP) uses the
"DRARP" codes below. For further information, see .
INVERSE ADDRESS RESOLUTION PROTOCOL
The Inverse Address Resolution Protocol (IARP) specified in
uses the "InARP" codes below.
Operation Codes
IETF Review or IESG Approval
0
Reserved
1
REQUEST
2
REPLY
3
request Reverse
4
reply Reverse
5
DRARP-Request
6
DRARP-Reply
7
DRARP-Error
8
InARP-Request
9
InARP-Reply
10
ARP-NAK
11
MARS-Request
12
MARS-Multi
13
MARS-MServ
14
MARS-Join
15
MARS-Leave
16
MARS-NAK
17
MARS-Unserv
18
MARS-SJoin
19
MARS-SLeave
20
MARS-Grouplist-Request
21
MARS-Grouplist-Reply
22
MARS-Redirect-Map
23
MAPOS-UNARP
24
OP_EXP1
25
OP_EXP2
26-65534
Unassigned
65535
Reserved
Hardware Types
Carlos Pignataro
requests for values below 256
Expert Review
requests for more than one value
Expert Review
requests for one value greater than 255
First Come First Served
requests for one value, no value specified
First Come First Served
can only be assigned a two-octet value (i.e., a value greater than 255)
0
Reserved
1
Ethernet (10Mb)
2
Experimental Ethernet (3Mb)
3
Amateur Radio AX.25
4
Proteon ProNET Token Ring
5
Chaos
6
IEEE 802 Networks
7
ARCNET
8
Hyperchannel
9
Lanstar
10
Autonet Short Address
11
LocalTalk
12
LocalNet (IBM PCNet or SYTEK LocalNET)
Joseph Murdock
13
Ultra link
14
SMDS
15
Frame Relay
16
Asynchronous Transmission Mode (ATM)
[JXB2]
17
HDLC
18
Fibre Channel
19
Asynchronous Transmission Mode (ATM)
20
Serial Line
21
Asynchronous Transmission Mode (ATM)
22
MIL-STD-188-220
23
Metricom
24
IEEE 1394.1995
25
MAPOS
26
Twinaxial
27
EUI-64
28
HIPARP
29
IP and ARP over ISO 7816-3
30
ARPSec
31
IPsec tunnel
32
InfiniBand (TM)
33
TIA-102 Project 25 Common Air Interface (CAI)
Jeff Anderson, Telecommunications Industry of America (TIA)
TR-8.5 Formulating Group, <cja015&motorola.com>, June 2004
34
Wiegand Interface
35
Pure IP
36
HW_EXP1
37
HFI
38
Unified Bus (UB)
39-255
Unassigned
256
HW_EXP2
257
AEthernet
258-65534
Unassigned
65535
Reserved
Protocol Type
The Ethertype space is administered as described in [RFC5342].
These numbers share the Ethertype space. See .
Andy Malis
mailto:agmalis&gmail.com
2013-05-28
Avri Doria
mailto:avri&peoteon.com
1994-12
Geoffroy Gramaize
mailto:geoffroy.iana&gramaize.eu
2016-07-20
George Clapp
mailto:meritec!clapp&bellcore.bellcore.com
Gill Pratt
mailto:gill%25mit-ccc@mc.lcs.mit.edu
Grenville Armitage
mailto:gja&thumper.belcore.com
1995-04
Herb Jensen
mailto:hwjensen&itt.com
1995-02
Inaky Perez-Gonzalez
mailto:inaky.perez-gonzalez&intel.com
2008-10-01
Jean-Michel Pittet
mailto:jmp&gandalf.engr.sgi.com
1998-11
Jerome Etienne
mailto:jetienne&arobas.net
2000-06
Jon Postel
mailto:postel&isi.edu
Jonathan Stone
mailto:jonathan&dsg.stanford.edu
1996-05
Joyce K. Reynolds
mailto:jkrey&isi.edu
Kenji Fujisawa
mailto:fujisawa&sm.sony.co.jp
1998-10
Marion Pitts
mailto:marionp&vnet.ibm.com
1997-05
Mike Burrows
mailto:burrows&src.dec.com
Mitsuru Maruyama
mailto:mitsuru&ntt-20.ecl.net
1997-03
Myron Hattig
mailto:Myron_Hattig&ccm.jf.intel.com
1997-02
Philip Koch
mailto:Philip.Koch&dartmouth.edu
Rajiv Dhingra
mailto:rajiv&ultra.com
Scott Guthery
mailto:sguthery&mobile-mind.com
2000-03
Scott Guthery
mailto:sguthery&hidcorp.com
2008-09-25
Tom Unger
mailto:tom&citi.umich
Tseng-Hui Lin
mailto:tsenglin&us.ibm.com
Wei Pan
mailto:tarzan.pan&huawei.com
2023-05-19