You setup your shield with IP 192.168.7.100:
IPAddress ip(192,168,7,100);
but try to access it with IP 192.168.7.12
Why are you trying to access another IP than the one you applied to the shield?
You setup your shield with IP 192.168.7.100:
IPAddress ip(192,168,7,100);
but try to access it with IP 192.168.7.12
Why are you trying to access another IP than the one you applied to the shield?