tIPFilterParamsIcmpCode 1.3.6.1.4.1.6527.3.1.2.21.2.1.31

Icmp code to be matched. tIPFilterParamsIcmpCode complements the object tIPFilterParamsIcmpType. Both of them need to be set to actually enable ICMP matching. The value -1 means Icmp code matching is not enabled.