1	Other
2	Regular 1822
3	HDH 1822
4	DDN X.25
5	RFC-877 X.25
6	Ethernet CSMA/CD
7	IS0-88023 CSMA/CD
8	IS0-88024 Token Bus
9	IS0-88025 Token Ring
10	IS0-88026 MAN
11	StarLan
12	Proteon 10Mb
13	Proteon 80Mb
14	HyperChannel
15	FDDI
16	Link Access Protocol B
17	SDLC
18	DS1
19	E1
20	Basic Rate ISDN
21	Primary Rate ISDN
22	Propietory Point to Point Serial
23	PPP Serial
24	Software Loopback
25	EON CLNP over IP
26	Ethernet 3Mb
27	NSIP XNS over IP
28	Generic SLIP Serial
29	ULTRA Technologies
30	DS3
31	SIP
32	Frame Relay DTE Only
33	RS-232
34	Parallel Port
35	ArcNet
36	ArcNet Plus
37	ATM Cells
38	MIO X.25
39	SONET/SDH
40	X.25 PLE
41	ISO-88022 LLC
42	LocalTalk
43	SMDS DXI
44	Frame Relay
45	V.35
46	HSSI
47	HIPPI
48	Generic Modem
49	AAL5 over ATM
50	Sonet Path
51	Sonet Virtual Tributary
52	SMDS InterCarrier Interface
53	Proprietary Virtual/Internal
54	Proprietary Multiplexing
55	100BaseVG
56	FiberChannel
57	HIPPI interface
58	Frame Relay Interconnect
59	ATM Emulated LAN for 802.3
60	ATM Emulated LAN for 802.5
61	ATM Emulated circuit
62	Fast Ethernet (100BaseT)
63	ISDN/X.25
64	CCITT V.11/X.21
65	CCITT V.36
66	CCITT G703 at 64Kb
67	CCITT G703 at 2Mb
68	SNA QLLC
69	Fast Ethernet (100BaseFX)
70	Channel
71	Radio spread spectrum
72	IBM System 360/370 OEMI Channel
73	IBM Enterprise Systems Connection
74	Data Link Switching
75	ISDN S/T interface
76	ISDN U interface
77	Link Access Protocol D
78	IP Switching Objects
79	Remote Source Route Bridging
80	ATM Logical Port
81	Digital Signal Level 0
82	Group of DS0s on the same DS1
83	Bisynchronous Protocol
84	Asynchronous Protocol
85	Combat Net Radio
86	ISO 802.5r DTR
87	Ext Position Locaction Report System
88	Appletalk Remote Access Protocol
89	Proprietary Connectionless Protocol
90	CCITT-ITU X.29 PAD Protocol
91	CCITT-ITU X.3 PAD Facility
92	Multiprotocol Interconnect over Frame Relay
93	CCITT-ITU X213
94	Asymmetric Digital Subscriber Loop
95	Rate-Adaptive Digital Subscriber Loop
96	Symmetric Digital Subscriber Loop
97	Very High Speed Digital Subscriber Loop
98	ISO 802.5 CRFP
99	Myricom Myrinet
100	Voice recEive and transMit
101	Voice Foreign Exchange Office
102	Voice Foreign Exchange Station
103	Voice encapsulation
104	Voice over IP encapsulation
105	ATM DXI
106	ATM FUNI
107	ATM IMA
108	PPP Multilink Bundle
109	IBM ipOverCdlc
110	IBM Common Link Access to Workstations
111	IBM stackToStack
112	IBM VIPA
113	IBM multi-proto channel support
114	IBM ipOverAtm
115	ISO 802.5j Fiber Token Ring
116	IBM twinaxial data link control
117	Gigabit Ethernet
118	HDLC
119	Link Access Protocol F
120	V.37
121	X.25 Multi-Link Protocol
122	X.25 Hunt Group
123	Transport HDLP
124	Interleave channel
125	Fast channel
126	IP (for APPN HPR in IP networks)
127	CATV Mac Layer
128	CATV Downstream interface
129	CATV Upstream interface
130	Avalon Parallel Processor
131	Encapsulation interface
132	Coffee pot
133	Circuit Emulation Service
134	ATM Sub Interface
135	Layer 2 Virtual LAN using 802.1Q
136	Layer 3 Virtual LAN using IP
137	Layer 3 Virtual LAN using IPX
138	IP over Power Lines
139	Multimedia Mail over IP
140	Dynamic syncronous Transfer Mode
141	Data Communications Network
142	IP Forwarding Interface
143	Multi-rate Symmetric DSL
144	IEEE1394 High Perf Serial Bus
10000	RAS Server (Dial In) Interface