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Re: [lwip-users] Is it possible to pass ARP requests from the Ethernet t
Re: [lwip-users] Is it possible to pass ARP requests from the Ethernet to PPPoS?
Thu, 08 Feb 2018 15:14:20 +0100
K-9 Mail for Android
>I use microcontroller and want to connect GSM(PPPos) modem to
>via controller. I have read that LwIP can forward ipv4 packets. But in
>to forward ipv4 packets first need a set connection.
That's not how ip forwarding works. Ip forwarding is one hop in a route and
only may be done between different subnets.
ARP is only required for hosts on the LAN to know where to send the packet.
You either need 2 subnets or NAT to properly achieve what you want.
>The PC sends an
>request and how to make it get an answer. Can I take bytes from the
>buffer and encode them into the PPP packet? and after send to the GSM
>Sent from: http://lwip.100.n7.nabble.com/lwip-users-f3.html
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