This is a working example for the depreciated string based API mbed server socket function. Solid on LPC1768. I have included a 32k favicon file for web page stability. Multiple simultaneous connections are no issue here.

Dependencies:   NTPclient

Revision:
0:8e3c163d3dbb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/NTPclient.lib	Sat Jun 13 13:19:17 2020 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/star297/code/NTPclient/#a97d143dd94e