Changes

2_program.c

@@ -0,0 +1,20 @@
+#include <sys/socket.h>
+#include <stdio.h>
+#include <netinet/in.h>
+#include <string.h>
+#include <arpa/inet.h>
+#include <unistd.h>
+
+int main(void) {
+    struct sockaddr_in adr;
+    int s;
+
+    s = socket(PF_INET, SOCK_STREAM, 0);
+    adr.sin_family = AF_INET;
+    adr.sin_port = htons(40);
+    adr.sin_addr.s_addr = inet_addr("150.254.78.2");
+
+    connect(s, (struct sockaddr*) &adr, sizeof(adr));
+    printf("Done.");
+    return 0;
+}

6_program.c

@@ -0,0 +1,31 @@
+
+
+    #include <stdio.h>
+    #include <string.h>
+    #include <netinet/in.h>
+    #include <sys/types.h>
+    #include <sys/socket.h>
+    #include <arpa/inet.h>
+    #include <netdb.h>
+    #include <unistd.h>
+
+    int main(int argc, char **argv)
+    {
+        struct sockaddr_in adr;
+        int s, bytesSend;
+        char message = 0x0a;
+
+        s = socket(AF_INET, SOCK_DGRAM, 0);
+        adr.sin_family = AF_INET;
+        adr.sin_port = htons(40);
+        adr.sin_addr.s_addr = inet_addr("150.254.76.1");
+
+        bytesSend = (int) sendto(s,&message, 1, 0, (struct sockaddr*) &adr, sizeof(adr));
+        if (bytesSend != 1) {
+            printf("SOME ERROR.");
+        } else {
+            printf("UDP PACKET WAS SEND.");
+        }
+        close(s);
+        return 0;
+    }