Although Ethernet is dominant nowdays, any physical layer can be used to transport IP. Slip and PPP are mentioned before and some might remember token ring and arcnet. But also look at this interesting spec: http://www.rfc-editor.org/rfc/rfc1149.txt (and yes, this is an official spec!).
Joep 2010/8/23 Sebastien Lelong <[email protected]>: > Hi guys, > I was browsing around for some TCP/IP stack information, including smalltcp > as William mentioned it some weeks ago. I also had a look at Microchip AN833 > TCP/IP stack. It seems both requires a NIC card, like RTL8019AS (or NE2000 > compatible from what I can read). Does a full *software* stack implementing > PHY/MAC layers seem possible to you, or is a NIC really needed (there are > Ethernet PICs too, but I'm considering pure software implementation) ? Even > very slow ? > PHY being serial for instance, one could skip Ethernet protocol and use SLIP > for instance. But recent discussion on jallist about RFM12B wireless module > (PHY) points me to Ethernet again (assuming broadcasting and CSMA/CA is > possible, correct me if I'm wrong...). Implementing some of the TCP/IP stack > to build small wireless & communicative nodes (LAN) ala XBee (ok, let's > name these "Jaluinode"...) could be interesting. Having Ethernet protocol, > then some other higher protocols could be interesting too (that was Joep's > point: it's complex but opens doors of many interesting projects). > Any thoughts ? > Cheers, > Seb > > -- > You received this message because you are subscribed to the Google Groups > "jallib" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/jallib?hl=en. > -- You received this message because you are subscribed to the Google Groups "jallib" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/jallib?hl=en.
