Wavelength division multiple access

Wavelength-Division Multiple Access (WDMA) is a channel access method based on wavelength-division multiplexing.

Channel access methods and Media access control

Channel based

FDMA	OFDMA WDMA SC-FDMA

TDMA	MF-TDMA STDMA

CDMA	W-CDMA TD-CDMA TD-SCDMA DS-CDMA FH-CDMA MC-CDMA

SDMA	HC-SDMA

PDMA

PAMA

Packet based

Collision recovery	ALOHA Slotted ALOHA R-ALOHA AX.25

Collision avoidance	MACA MACAW CSMA CSMA/CD CSMA/CA DCF PCF HCF CSMA/CARP

Collision free	Token ring Token bus MS-ALOHA

Delay & disruption tolerant	MANET VANET DTN Dynamic Source Routing

Duplexing methods

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