SNMP_PORT 1252 net/ipv4/netfilter/nf_nat_snmp_basic.c if (udph->source == htons(SNMP_PORT) && dir != IP_CT_DIR_REPLY) SNMP_PORT 1295 net/ipv4/netfilter/nf_nat_snmp_basic.c .tuple.src.u.udp.port = __constant_htons(SNMP_PORT),