3) Periodical broadcast transmission of "Hello message" to show proper construction of the Ethernet frame to be transmitted. The work flow of the example is then as follows: 1. Install Ethernet driver. 2. Send DHCP requests and wait for a DHCP lease. 3. If get IP address successfully, th...
echo "Error: Insufficient number of arguments" echo "Usage: http_test.sh -s 192.168.3.222 -i 10 -d tmp" exit 1 fi # SERVER=192.168.3.222 # ITERATIONS=10 # TMPDIR=tmp DISTDIR=storage echo "Running test for server=$SERVER, iterations=$ITERATIONS, tempdir=$TMPDIR" RESOURCE=([0]="index....
The periodical request can be also used as an I-AM-ALIVE message. For example, if the period is set to 10 minutes, and the temperature hasn't been updated for 11 minutes, there must be something wrong. /extra/brewpimon.php is an example which is executed by cronjob every few minutes...