+extern u_int juniper_pppoe_atm_print(const struct pcap_pkthdr *, const u_char *);
+extern u_int juniper_ggsn_print(const struct pcap_pkthdr *, const u_char *);
+extern u_int juniper_es_print(const struct pcap_pkthdr *, const u_char *);
+extern u_int juniper_monitor_print(const struct pcap_pkthdr *, const u_char *);
+extern u_int juniper_services_print(const struct pcap_pkthdr *, const u_char *);