Hello. I am try to use HEX value in content string in firewall rules. Is it possible ?
/ip firewall filter
add action=passthrough chain=forward connection-bytes=1-800 content=1 dst-port=3389 protocol=tcp < work
add action=passthrough chain=forward connection-bytes=1-800 content=#31 dst-port=3389 protocol=tcp < not work
add action=passthrough chain=forward connection-bytes=1-800 content="\\\\#31" dst-port=3389 protocol=tcp < not work
add action=passthrough chain=forward connection-bytes=1-800 content="\\\\x31" dst-port=3389 protocol=tcp < not work
add action=passthrough chain=forward connection-bytes=1-800 content="\\\\49" dst-port=3389 protocol=tcp < not work