Global FIND_T

:

take TCP_MSS, LWIP_TCP_TIMESTAMPS and PAYLOAD_ALIGN_TYPE/PAYLOAD_ALIGNMENT as arguments

Global LWIP_NETIF_TX_SINGLE_PBUF

: TCP and IP-frag do not work with this, yet:

File lwiperf.c

:

implement UDP mode

File snmp_asn1.c

not optimised (yet), favor correctness over speed, favor speed over size

File snmp_core.h

namespace prefixes

File sntp.c

:

set/change servers at runtime
complete SNTP_CHECK_RESPONSE checks 3 and 4
support broadcast/multicast mode?

Global SNTP_CHECK_RESPONSE

: discard reply if any of the LI, Stratum, or Transmit Timestamp fields is 0 or the Mode field is not 4 (unicast) or 5 (broadcast).

>= 4

: to check that the Root Delay and Root Dispersion fields are each greater than or equal to 0 and less than infinity, where infinity is currently a cozy number like one second. This check avoids using a server whose synchronization source has expired for a very long time.