Ñ═Ñ├Ñ╚Ñ∩í╝Ñ»ÑñÑ≤Ñ╣Ñ╚í╝Ñδñ╧íó3╝∩╬αñ╬─╠┐«╧⌐ (link) ñ╦ñΦñ├ñ╞ñ¬ñ│ñªñ│ñ╚ñ¼
ñ╟ñ¡ñ▐ñ╣:

	Ñ╖ÑΩÑóÑδÑ▌í╝Ñ╚:	SLIP / PPPñ≥═╤ñññ╞íú
	Ñ╤ÑΘÑ∞ÑδÑ▌í╝Ñ╚: PLIP (Laplink/Interlink═╤Ñ▒í╝Ñ╓Ñδ) ñ≥═╤ñññ╞íú
	Ññí╝Ñ╡Ñ═Ñ├Ñ╚:	╔╕╜α┼¬ñ╩Ññí╝Ñ╡Ñ═Ñ├Ñ╚Ñ│Ñ≤Ñ╚Ñφí╝ÑΘñ≥═╤ñññ╞íú
			(░∞╔⌠ñ╬PCMCIAÑ═Ñ├Ñ╚Ñ∩í╝Ñ»Ñ½í╝Ñ╔ñΓ╗╚ñ¿ñ▐ñ╣íú)

SLIP Ñ╡Ñ▌í╝Ñ╚ñ╧╛»í╣╕╢╗╧┼¬ñ╟íó╝τñ╩═╤┼╙ñ╧íó╬πñ¿ñ╨ÑΘÑ├Ñ╫Ñ╚Ñ├Ñ╫Ñ│Ñ≤Ñ╘Ñσí╝
Ñ┐ñ╚╩╠ñ╬ PC ñ≥Ñ╖ÑΩÑóÑδÑ▒í╝Ñ╓Ñδñ╟ñ─ñ╩ñ░ñΦñªñ╩íó─╛└▄└▄┬│ñ╖ñ┐ÑΩÑ≤Ñ»ñ╦╕┬ñΘ
ñ∞ñ▐ñ╣íú╕╜╛⌡ñ╬ SLIP ÑñÑ≤Ñ╣Ñ╚í╝Ñδñ╟ñ╧┼┼╧├ñ≥ñ½ñ▒ñδ╡í╟╜ñ≥─≤╢íñ╖ñ╞ñññ╩ñññ┐
ñßíóSLIP ═╤ñ╬ÑΩÑ≤Ñ»ñ╧Ñ▒í╝Ñ╓Ñδ─╛╖δñ╟ñ╩ñ▒ñ∞ñ╨ñ╩ñΩñ▐ñ╗ñ≤íú(┼┼╧├ñ≥ñ½ñ▒ñδ╡í
╟╜ñ╧ PPP ñ╟─≤╢íñ╖ñ╞ñññ▐ñ╣íúPPP ñ¼╗╚ñ¿ñδ╛∞╣τñ╦ñ╧íóSLIP ñ╟ñ╧ñ╩ñ»íóñ╟ñ¡ñδ
ñ└ñ▒ PPP ñ≥╗╚ñ├ñ┐╩²ñ¼ñññññ╟ñ╖ñτñªíú) SLIP ñ≥┴¬┬≥ñ╖ñ┐╛∞╣τñ╦ñ╧íó╕σñ╟íó╝┬
║▌ñ╦Ñ╖ÑΩÑóÑδÑ▒í╝Ñ╓Ñδñ≥╗╚ñª┴░ñ╦íóslattach Ñ│Ñ▐Ñ≤Ñ╔ñ≥╩╘╜╕ñ╣ñδñ╚ñññª┴¬┬≥
╗Φñ¼╝¿ñ╡ñ∞ñ▐ñ╣íúñ╜ñ╬╗■┼└ñ╟ñ╧íó─╠┐«┴Ω╝Ωñ╟ñΓ slattach (ñ▐ñ┐ñ╧ñ╩ñ≤ñΘñ½ñ╬
┼∙▓┴ñ╩Ñ│Ñ▐Ñ≤Ñ╔) ñ≥╝┬╣╘ñ╖ñ╞íó▓≤└■ñ≥╡»╞░ñ╖ñ╞ñ¬ñ»ñ│ñ╚ñ≥┴░─≤ñ╦ñ╖ñ╞ñññ▐ñ╣íú
FreeBSD ñ╬ÑñÑ≤Ñ╣Ñ╚í╝Ñδñ╧íó║╟┬τ 115.2Kbps (Ñ▒í╝Ñ╓Ñδ─╛╖δñ╟ñ╬┐Σ╛⌐┬«┼┘) ñ╬
Ñ╖ÑΩÑóÑδñ╬┬«┼┘ñ╟ñ¬ñ│ñ╩ñ∩ñ∞ñ▐ñ╣íú

ÑΓÑ╟Ñαñ≥╗╚ñªñ─ñΓñΩñ╩ñΘñ╨íóPPP ñ¼═ú░∞ñ╬┴¬┬≥ñ╚╗╫ñ∩ñ∞ñ▐ñ╣íúÑñÑ≤Ñ╣Ñ╚í╝Ñδ╝Ω
╜τñ╬ñ½ñ╩ñΩ┴ßññ├╩│¼ñ╟Ñ╡í╝Ñ╙Ñ╣Ñ╫ÑφÑ╨ÑñÑ└ñ╦┤╪ñ╣ñδ╛≡╩≤ñ¼╔¼═╫ñ╦ñ╩ñΩñ▐ñ╣ñ½ñΘíó
ñ╣ñ░ñ∩ñ½ñδñΦñªñ╦ñ╖ñ╞ñ¬ñññ╞ñ»ñ└ñ╡ññíúñ¬ñ╜ñΘñ»Ñ╡í╝Ñ╙Ñ╣Ñ╫ÑφÑ╨ÑñÑ└ñ╬ IP Ñó
Ñ╔Ñ∞Ñ╣ñ╚ DNS Ñ╡í╝Ñ╨ñ╬ IP ÑóÑ╔Ñ∞Ñ╣íóñ╜ñ∞ñ╦ ISP ñ¼Ñ└ÑñÑ╩Ñ▀Ñ├Ñ»ñ╩ IP ÑóÑ╔
Ñ∞Ñ╣ñ╬│ΣñΩ┼÷ñ╞ñ≥Ñ╡Ñ▌í╝Ñ╚ñ╖ñ╞ñ╩ñ▒ñ∞ñ╨íóñóñ╩ñ┐╝½┐╚ñ╬ IP ÑóÑ╔Ñ∞Ñ╣ñΓ╔¼═╫ñ╟
ñ╖ñτñªíúñΓñ╖ PAP ñΣ CHAP ñ≥╗╚═╤ñ╟ñ¡ñ╩ñññ╩ñΘíóñóñ╩ñ┐ñ¼╗╚ñ├ñ╞ñññδÑΓÑ╟Ñα
ñ╬╡í╝∩ñ╟ ISP ñ╦┼┼╧├ñ≥ñ½ñ▒ñδñ┐ñßñ╦í╓AT Ñ│Ñ▐Ñ≤Ñ╔í╫ñ≥ñ╔ñ╬ñΦñªñ╦╗╚ñªñ╬ñ½ñΓ
ñ∩ñ½ñ├ñ╞ñññ╩ñ▒ñ∞ñ╨ñ╩ñΩñ▐ñ╗ñ≤íúPPP ñ╬Ñ└ÑñÑóÑΘñ╧╚≤╛∩ñ╦├▒╜πñ╩├╝╦÷Ñ¿Ñ▀ÑσÑ∞í╝ 
Ñ╖ÑτÑ≤ñ╬╡í╟╜ñ└ñ▒ñ≥─≤╢íñ╖ñ╞ñ¬ñΩíóí╓ÑΓÑ╟Ñα╞├└¡Ñ╟í╝Ñ┐Ñ┘í╝Ñ╣í╫ñ╧╚≈ñ¿ñ╞ñññ╩ 
ñññ½ñΘñ╟ñ╣íúñóñ╩ñ┐ñ╬ÑΓÑ╟Ñαñ¼ Hayes ╕▀┤╣ñ╬ AT Ñ│Ñ▐Ñ≤Ñ╔ñ≥Ñ╡Ñ▌í╝Ñ╚ñ╖ñ╞ññ
ñ╞íóPAP ñ▐ñ┐ñ╧ CHAP ñ≥┴¬ñ┘ñδñ╬ñ╩ñΘ PPP ñ╬Ñ╫ÑφÑ≤Ñ╫Ñ╚ñ╟├▒ñ╦ `dial' ñ╚Ñ┐
ÑñÑ╫ñ╣ñδñ└ñ▒ñ╟ñ╣íú

╩╠ñ╬ FreeBSD (2.0R░╩╣▀) Ñ▐Ñ╖Ñ≤ñ╚Ñ▒í╝Ñ╓Ñδñ╟─╛╖δñ╟ñ¡ñδñ╩ñΘñ╨íóí╓laplinkí╫
Ñ╤ÑΘÑ∞ÑδÑ▌í╝Ñ╚Ñ▒í╝Ñ╓Ñδ (╠⌡├φ: ╞ⁿ╦▄ñ╟ñ╧í╓INTERLINK ═╤Ñ╤ÑΘÑ∞ÑδÑ▒í╝Ñ╓Ñδí╫
ñ╚ñññªñΦñªñ╩╠╛╛╬ñ╟╚╬╟Σñ╡ñ∞ñ╞ñññδñ│ñ╚ñ¼┬┐ññ) ñ╟ÑñÑ≤Ñ╣Ñ╚í╝Ñδñ╣ñδñ│ñ╚ñΓ╕í
╞ññ╖ñ╞ñ▀ñ╞ñ»ñ└ñ╡ññíúÑ╤ÑΘÑ∞ÑδÑ▌í╝Ñ╚ñ╬Ñ╟í╝Ñ┐┼╛┴≈┬«┼┘ñ╧íóÑ╖ÑΩÑóÑδ▓≤└■ñ╟─╠
╛∩▓─╟╜ñ╩┬«┼┘ñ╦╚µñ┘ñδñ╚ñ║ñ├ñ╚╣Γñ»íó50KB/╔├ñ≥╛σ▓≤ñδñ│ñ╚ñΓñßñ║ñΘñ╖ñ»
ñóñΩñ▐ñ╗ñ≤íú

ñ╜ñ∞ñ½ñΘíó▓─╟╜ñ╩╕┬ñΩ╣Γ┬«ñ╩Ñ═Ñ├Ñ╚Ñ∩í╝Ñ»ÑñÑ≤Ñ╣Ñ╚í╝Ñδñ≥ñ¬ñ│ñ╩ñªñ┐ñßñ╦ñ╧íó
ñ╩ñ≤ñ╚ñññ├ñ╞ñΓíóÑñí╝Ñ╡Ñ═Ñ├Ñ╚ÑóÑ└Ñ╫Ñ┐ñ¼ñΦññ┴¬┬≥ñ╟ñ╣!  FreeBSD ñ╧┬τ─±ñ╬
░∞╚╠┼¬ñ╩PC ═╤ñ╬Ññí╝Ñ╡Ñ═Ñ├Ñ╚Ñ½í╝Ñ╔ñ≥Ñ╡Ñ▌í╝Ñ╚ñ╖ñ╞ñññ▐ñ╣íúÑ╡Ñ▌í╝Ñ╚ñ╣ñδÑ½í╝
Ñ╔ñ╬░∞═≈╔╜ñ¼ FreeBSD Ñ╧í╝Ñ╔ÑªÑºÑóÑ¼ÑñÑ╔ñ╦╖╟║▄ñ╡ñ∞ñ╞ñññ▐ñ╣íú(Ñ╓í╝Ñ╚Ñ╒ÑφÑ├
Ñ╘í╝Ñ╟ÑúÑ╣Ñ»ñ╬í╓╩╕╜±í╫ÑßÑ╦Ñσí╝ñ≥╗▓╛╚ñ╖ñ╞ñ»ñ└ñ╡ññíú) PCMCIA Ññí╝Ñ╡Ñ═Ñ├
Ñ╚Ñ½í╝Ñ╔ (Ñ╡Ñ▌í╝Ñ╚ñ╡ñ∞ñδñΓñ╬) ñ≥╗╚ñªñ╚ñ¡ñ╦ñ╧íóÑΘÑ├Ñ╫Ñ╚Ñ├Ñ╫Ñ│Ñ≤Ñ╘Ñσí╝Ñ┐
ñ╬┼┼╕╗ñ≥╞■ñ∞ñδí╓┴░í╫ñ╦Ññí╝Ñ╡Ñ═Ñ├Ñ╚Ñ½í╝Ñ╔ñ≥Ñ╫ÑΘÑ░ÑñÑ≤ñ╖ñ╞ñ¬ñ»ñΦñªñ╦ñ╖ñ╞
ñ»ñ└ñ╡ññíúFreeBSD ñ╧íóñ▐ñ│ñ╚ñ╦╗─╟░ñ╩ñ¼ñΘíó║úñ╬ñ╚ñ│ñφPCMCIAÑ½í╝Ñ╔ñ╬í╓Ñ█Ñ├
Ñ╚ÑñÑ≤Ñ╡í╝Ñ╚í╫ñ╦ñ╧┬╨▒■ñ╖ñ╞ñññ▐ñ╗ñ≤íú(╠⌡├φ: ñ│ñ∞ñ╧íóñ┤ñ»╢ßññ╛¡═Φíó▓■╬╔
ñ╡ñ∞ñδ╕½╣■ñ▀ñ╟ñ╣íú)

ñ╜ñ╬┬╛íóñ╜ñ╬Ñ═Ñ├Ñ╚Ñ∩í╝Ñ»ñ╟ñ╬ IP ÑóÑ╔Ñ∞Ñ╣íóñ╜ñ╬Ñ═Ñ├Ñ╚Ñ∩í╝Ñ»ñ╬í╓Ñ═Ñ├Ñ╚Ñ▐
Ñ╣Ñ»í╫ñ╬├═íóñ╜ñ╖ñ╞íóñóñ╩ñ┐ñ╬Ñ▐Ñ╖Ñ≤ñ╬╠╛┴░ñ¼ñ∩ñ½ñ├ñ╞ñññ╩ñ▒ñ∞ñ╨ñ╩ñΩñ▐ñ╗ñ≤íú
ñóñ╩ñ┐ñ╬Ñ═Ñ├Ñ╚Ñ∩í╝Ñ»ñ╟╗╚ñªñ┘ñ¡├═ñ╧Ñ╖Ñ╣Ñ╞Ñα┤╔═²╝╘ñ¼╢╡ñ¿ñ╞ñ»ñ∞ñ▐ñ╣íú┬╛ñ╬
Ñ█Ñ╣Ñ╚ñ≥ IP ÑóÑ╔Ñ∞Ñ╣ñ╟ñ╧ñ╩ñ»╠╛┴░ñ╟╗╪─Ωñ╣ñδñ─ñΓñΩñ╩ñΘñ╨íóÑ═í╝ÑαÑ╡í╝Ñ╨ñ╬ 
IP ÑóÑ╔Ñ∞Ñ╣ñ¼╔¼═╫ñ╟ñ╣íúñ▐ñ┐íóÑ═í╝ÑαÑ╡í╝Ñ╨ñ╚▓±╧├ñ╣ñδñ╚ñ¡ñ╦╗╚ñªÑ▓í╝Ñ╚ÑªÑº
Ññ (PPP ñ╩ñΘñ╨Ñ╫ÑφÑ╨ÑñÑ└ñ╬ IP ÑóÑ╔Ñ∞Ñ╣ñ╦ñ╩ñΩñ▐ñ╣) ñ╬ÑóÑ╔Ñ∞Ñ╣ñΓ╔¼═╫ñ╦ñ╩
ñδñ╟ñ╖ñτñªíúñΓñ╖ñΓñóñ╩ñ┐ñ¼íóñ│ñ│ñ╦╜±ñ½ñ∞ñ┐ñ│ñ╚ñ╬ñ╣ñ┘ñ╞ñ▐ñ┐ñ╧┬τ╔⌠╩¼ñ╦┼·
ñ¿ñΘñ∞ñ╩ñ▒ñ∞ñ╨íóÑ═Ñ├Ñ╚Ñ∩í╝Ñ»ñ½ñΘñ╬ÑñÑ≤Ñ╣Ñ╚í╝Ñδñ╦─⌐└∩ñ╣ñδ┴░ñ╦íóñ▐ñ║í╓║╟
╜Θñ╦í╫Ñ╖Ñ╣Ñ╞Ñα┤╔═²╝╘ñ╦┴Ω├╠ñ╣ñδñ┘ñ¡ñ╟ñ╖ñτñªíú╝┬═╤ñ╬Ñ═Ñ├Ñ╚Ñ∩í╝Ñ»ñ╟└╡ñ╖ñ»
ñ╩ññ IP ÑóÑ╔Ñ∞Ñ╣ñ≥╗╚ñ├ñ╞ñΓíóÑ╖Ñ╣Ñ╞Ñα┤╔═²╝╘ñ╦╔╛╚╜ñ¼ñΦñ»ñ╩ñ├ñ┐ñΩñ╖ñ▐ñ╗ñ≤
ñΦ! :-)

# Original revision: 1.4.2.2
$Id: network_device.hlp,v 1.2 1999/10/07 10:40:12 toshi Exp $
