*** Variables *** #${DNS_ID} 21 #${FTP_ID} 22 #${HTTP_ID} 24 #${SSL_ID} 44 #${MAIL_ID} 28 ${UNKNOWN_TCP_ID} 18 ${UNKNOWN_UDP_ID} 19 ${UNKNOWN_OTHER_ID} 20 ${DNS_ID} 21 ${FTP_ID} 22 ${FTPS_ID} 23 ${HTTP_ID} 24 ${HTTPS_ID} 25 ${ICMP_ID} 26 ${IKE_ID} 27 ${MAIL_ID} 28 ${IMAPS_ID} 29 ${IPSEC_ID} 30 ${XMPP_ID} 31 ${L2TP_ID} 32 ${NTP_ID} 33 ${POP3S_ID} 35 ${PPTP_ID} 36 ${QUIC_ID} 37 ${SIP_ID} 38 ${SMB_ID} 39 ${SMTPS_ID} 41 ${SPDY_ID} 42 ${SSH_ID} 43 ${SSL_ID} 44 ${SOCKS_ID} 45 ${TELNET_ID} 46 ${DHCP_ID} 47 ${RADIUS_ID} 48 ${OPENVPN_ID} 49 ${STUN_ID} 50 ${TEREDO_ID} 51 ${DTLS_ID} 52 ${DOH_ID} 53 ${ISAKMP_ID} 54 ${MDNS_ID} 55 ${NETBIOS_ID} 56 ${NETFLOW_ID} 57 ${RDP_ID} 58 ${RTCP_ID} 59 ${RTP_ID} 60 ${SLP_ID} 61 ${SNMP_ID} 62 ${SSDP_ID} 63 ${TFTP_ID} 64 ${BJNP_ID} 65 ${LDAP_ID} 66 ${RTMP_ID} 67 ${RTSP_ID} 68 ${RTSP_ID} 68