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Rev 3589 Rev 3626
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        ja      .bad
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        ja      .bad
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; Check that device exists and is ethernet device
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; Check that device exists and is ethernet device
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        mov     ebx, [eax + SOCKET.device]
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        mov     ebx, [eax + SOCKET.device]
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        cmp     ebx, MAX_NET_DEVICES
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        cmp     ebx, NET_DEVICES_MAX
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        ja      .bad
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        ja      .bad
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        mov     ebx, [NET_DRV_LIST + 4*ebx]
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        mov     ebx, [NET_DRV_LIST + 4*ebx]
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        test    ebx, ebx
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        test    ebx, ebx
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        jz      .bad
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        jz      .bad
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; Overwrite source MAC and protocol type
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; Overwrite source MAC and protocol type
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        lea     edi, [eax + ETH_header.SrcMAC]
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        lea     edi, [eax + ETH_header.SrcMAC]
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        lea     esi, [ebx + ETH_DEVICE.mac]
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        lea     esi, [ebx + ETH_DEVICE.mac]
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        movsd
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        movsd
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        movsw
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        movsw
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        cmp     word[edi], ETHER_PPP_SESSION    ; Allow only PPP_discovery, or LCP
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        cmp     word[edi], ETHER_PROTO_PPP_SESSION      ; Allow only PPP_discovery, or LCP
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        je      @f
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        je      @f
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        mov     ax, ETHER_PPP_DISCOVERY
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        mov     ax, ETHER_PROTO_PPP_DISCOVERY
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        stosw
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        stosw
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       @@:
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       @@:
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; And send the packet
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; And send the packet
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        jne     .dump
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        jne     .dump
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        mov     ax, word [edx + PPPoE_frame.Payload]
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        mov     ax, word [edx + PPPoE_frame.Payload]
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        add     edx, PPPoE_frame.Payload + 2
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        add     edx, PPPoE_frame.Payload + 2
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        cmp     ax, PPP_IPv4
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        cmp     ax, PPP_PROTO_IPv4
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        je      IPv4_input
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        je      IPv4_input
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;        cmp     ax, PPP_IPv6
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;        cmp     ax, PPP_PROTO_IPv6
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        pushw   [PPPoE_SID]
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        pushw   [PPPoE_SID]
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        lea     eax, [ebx + ETH_DEVICE.mac]
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        lea     eax, [ebx + ETH_DEVICE.mac]
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        lea     edx, [PPPoE_MAC]
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        lea     edx, [PPPoE_MAC]
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        add     ecx, PPPoE_frame.Payload + 2
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        add     ecx, PPPoE_frame.Payload + 2
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        mov     di, ETHER_PPP_SESSION
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        mov     di, ETHER_PROTO_PPP_SESSION
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        call    ETH_output
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        call    ETH_output
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        jz      .eth_error
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        jz      .eth_error
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