Description: Filter rule table for incoming ICMP packets. o active rules have at least one of 'localIcmpAllowAddrMode' and 'localIcmpAllowIfMode' set to 'verify' o if there are active rules for a certain ICMP packet type, incoming packets of this type must match at least one of them. o incoming ICMP packets with a packet type not listed in any active rule are always allowed. o packets originating from 127.0.0.1 are always allowed |