Int 61 Fn 00  U - PC/tcp Kernel V2.05+ - Get Debug Information             [N]

   AH = 00h
   DS:SI -> 216-byte buffer for network debugging information (see below)

Return: CF clear
   AX = 0000h
   buffer filled

Notes: this call is not documented by FTP, Inc. for any version
   most of the information returned by this call is available via the
     documented get_kernel_info or net_info commands.
   this function is not supported by Beame&Whiteside's BWPCTCP v3.0a shim

See Also: INT 61"PC/TCP",INT 61/AH=2Ah"PC/TCP"

Format of network debugging information:
Offset Size    Description
 00h   DWORD   number of interrupts
 04h   DWORD   receive buffer low-water mark
 08h   DWORD   transmit buffer low-water mark
 0Ch   DWORD   number of packets received
 10h   DWORD   number of packets transmitted
 14h   DWORD   total receive errors
 18h   DWORD   total transmit errors
 1Ch  4 BYTEs  ???
 20h   DWORD   receive resets
 24h   DWORD   transmit resets
 28h   DWORD   number of "runts" received
 2Ch   DWORD   number of alignment errors on received packets
 30h   DWORD   number of CRC errors on received packets
 34h   DWORD   number of parity errors on received packets
 38h   DWORD   number of receive overflow errors
 3Ch   DWORD   number of oversized packets received
 40h   DWORD   number of packets lost due to lack of buffers
 44h   DWORD   receive timeouts
 48h 32 BYTEs  ???
 68h   DWORD   number of transmit collisions
 6Ch   DWORD   number of transmit timeouts
 70h   DWORD   number of transmit underflows
 74h   DWORD   number of lost "crs" on transmit
 78h   DWORD   number of times heartbeat failed on transmit
 7Ch 24 BYTEs  ???
 94h   WORD    free packet buffers
 96h   WORD    total packet buffers
 98h   WORD    minimum number of packet buffers free since kernel started
 9Ah 24 BYTEs  ???
 B2h   DWORD   pointer to TCP connection list???
 B6h   DWORD   pointer to IP routing table???
 BAh 30 BYTEs  ???