/* packet-sonmp.c * Routines for the disassembly of the "Nortel Networks / SynOptics Network Management Protocol" * (c) Copyright Giles Scott * * $Id: packet-nt-sonmp.c,v 1.5 2004/02/23 16:33:14 jmayer Exp $ * * Ethereal - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "config.h" #ifdef HAVE_SYS_TYPES_H #include #endif #include #include #include #include /* #include "strutil.h" */ #include "nlpid.h" /* Although this protocol is propietary it is documented in the SynOptics MIB's * So I'm not giving anything away :-) * The only thing I have not done is decode the segment identifier; * This changes so much depending on whether the chassis supports * multi-segment autotopology. As the 5000 is now EOL don't see much point. * * MIB's s5emt104.mib, s5tcs112.mib, synro179.mib these should be available via * http://www.nortelnetworks.com */ /* chassis types */ /* From synro193.mib - SnpxChassisType */ static value_string sonmp_chassis_val[] = { {2, "m3000"}, {3, "m3030"}, {4, "m2310"}, {5, "m2810"}, {6, "m2912"}, {7, "m2914"}, {8, "m271x"}, {9, "m2813"}, {10, "m2814"}, {11, "m2915"}, {12, "m5000"}, {13, "m2813SA"}, {14, "m2814SA"}, {15, "m810M"}, {16, "m1032x Ethercell"}, {17, "5005"}, {18, "Alcatel Ethernet workgroup conc"}, {20, "m2715SA"}, {21, "m2486"}, {22, "m28xxx"}, {23, "m23xxx"}, {24, "5DN000"}, {25, "NBayStack"}, {26, "m2310x"}, {27, "BayStack100 hub"}, {28, "M3000 Fast ethernet"}, {29, "Xedia"}, {31, "28200"}, {32, "Centillion-sixSlot"}, {33, "Centillion-twelveSlot"}, {34, "Centillion-singleSlot"}, {35, "BayStack301"}, {36, "BayStackTr"}, {37, "FVC Multimedia Switch"}, {38, "SwitchNode"}, {39, "BayStack 302"}, {40, "BayStack 350"}, {41, "BayStack 150"}, {42, "Centillion 50"}, {43, "Centillion 50tr"}, {44, "BayStack 303-304"}, {45, "BayStack 200"}, {46, "BayStack 250"}, {47, "StackProbe"}, {48, "BayStack 450"}, {49, "BayStack 303-24T"}, {50, "Accelar 1200 L3 switch"}, {51, "Accelar 1250 L3 switch"}, {52, "Accelar 1100 L3 switch"}, {53, "Accelar 1150 L3 switch"}, {54, "Accelar 1050 L3 switch"}, {55, "Accelar 1051 L3 switch"}, {56, "Accelar 8610 L3 switch"}, {57, "Accelar 8006"}, {58, "Accelar 8010"}, {59, "Accelar 8006"}, {60, "BayStack 670"}, {61, "Accelar 740"}, {62, "Accelar 750"}, {63, "Accelar 790"}, {64, "Business Policy switch 2000"}, {65, "Accelar 8110 L2 switch"}, {66, "Accelar 8106 L2 switch"}, {67, "BayStack 3580"}, {68, "Baystack 10 PSU"}, {69, "BayStack 420"}, {70, "OPTera Metro 1200ESM"}, {71, "OPTera 8010co"}, {72, "OPTera 8610co L3 switch"}, {73, "OPTera 8110co L2 switch"}, {74, "OPTera 8003"}, {75, "OPTera 8603 L3 switch"}, {76, "OPTera 8103 L2 switch"}, {77, "Baystack 380 10/100/1000 switch"}, {78, "Baystack 470 10/100 switch"}, {79, "OPTera Metro 1450ESM"}, {80, "OPTera Metro 1400ESM"}, {81, "Alteon switch family"}, {82, "BayStack 460-24T-PWR"}, {83, "OPTera Metro 8010 OPM L2 Switch"}, {84, "OPTera Metro 8010co OPM L2 Switch"}, {85, "OPTera Metro 8006 OPM L2 Switch"}, {86, "OPTera Metro 8003 OPM L2 Switch"}, {87, "Alteon 180e"}, {88, "Alteon AD3"}, {89, "Alteon 184"}, {90, "Alteon AD4"}, {91, "Passport 1424 L3 switch"}, {92, "Passport 1648 L3 switch"}, {93, "Passport 1612 L3 switch"}, {94, "Passport 1624 L3 switch"}, {95, "BayStack 380-24F Fiber 1000 switch"}, {96, "BayStack 4700 24T switch"}, {97, "BayStack 4700 48T switch"}, {98, "BayStack 5510 24-port"}, {99, "BayStack 2200 Wireless LAN AP"}, {100, "passport RBS 2402 L3 switch"}, {101, "Alteon AAS 2424"}, {102, "Alteon AAS 2224"}, {103, "Alteon AAS 2208"}, {104, "Alteon AAS 2216"}, {105, "Alteon AAS 3408"}, {106, "Alteon AAS 3416"}, {0, NULL} }; /* from synro179.mib - SnpxBackplaneType */ static value_string sonmp_backplane_val[] = { {1, "Other"}, {2, "ethernet"}, {3, "ethernet and tokenring"}, {4, "ethernet and FDDI"}, {5, "ethernet, tokenring and FDDI"}, {6, "ethernet and tokenring with redundant power"}, {7, "ethernet, tokenring, FDDI with redunadant power"}, {8, "token ring"}, {9, "ethernet, tokenring and fast ethernet"}, {10, "ethernet and fast ethernet"}, {11, "ethernet, tokenring, fast ethernet with redunant power"}, {12, "ethernet, fast ethernet and gigabit ethernet"}, {0, NULL} }; static value_string sonmp_nmm_state_val[] = { {1, "Topology Change"}, {2, "Heartbeat"}, {3, "New"}, {0, NULL} }; /* Offsets in SONMP NMM Hello structure. */ #define SONMP_IP_ADDRESS 0 #define SONMP_SEGMENT_IDENTIFIER 4 #define SONMP_CHASSIS_TYPE 7 #define SONMP_BACKPLANE_TYPE 8 #define SONMP_NMM_STATE 9 #define SONMP_NUMBER_OF_LINKS 10 static int proto_sonmp = -1; static int hf_sonmp_ip_address = -1; /* static int hf_sonmp_segment_identifier = -1; */ static int hf_sonmp_chassis_type = -1; static int hf_sonmp_backplane_type = -1; static int hf_sonmp_nmm_state = -1; static int hf_sonmp_number_of_links = -1; static gint ett_sonmp = -1; static void dissect_sonmp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { char *hello_type; guint32 sonmp_ip_address; guint32 sonmp_segment_identifier = 0; /* actually 3 bytes not 4 */ guint8 sonmp_chassis_type; guint8 sonmp_backplane_type; guint8 sonmp_nmm_state; guint8 sonmp_number_of_links; proto_tree *sonmp_tree = NULL; proto_item *ti; if (check_col(pinfo->cinfo, COL_PROTOCOL)) col_set_str(pinfo->cinfo, COL_PROTOCOL, "SONMP"); if (check_col(pinfo->cinfo, COL_INFO)) { hello_type = ""; if (pinfo->dl_dst.type == AT_ETHER) { switch (pinfo->dl_dst.data[5]) { case 0: hello_type = "Segment "; break; case 1: hello_type = "FlatNet "; break; } } col_add_fstr(pinfo->cinfo, COL_INFO, "SONMP - %sHello", hello_type); } if (tree) { ti = proto_tree_add_protocol_format(tree, proto_sonmp, tvb, 0, 11, "Nortel Networks / SynOptics Network Management Protocol"); sonmp_tree = proto_item_add_subtree(ti, ett_sonmp); sonmp_ip_address = tvb_get_letohl(tvb, SONMP_IP_ADDRESS); proto_tree_add_ipv4(sonmp_tree, hf_sonmp_ip_address, tvb, SONMP_IP_ADDRESS, 4, sonmp_ip_address); /* there is probably a better way of doing this but i need to get three bytes :-( */ sonmp_segment_identifier = tvb_get_guint8(tvb, SONMP_SEGMENT_IDENTIFIER); sonmp_segment_identifier = (sonmp_segment_identifier <<16) + tvb_get_ntohs(tvb, SONMP_SEGMENT_IDENTIFIER +1); proto_tree_add_text(sonmp_tree, tvb, SONMP_SEGMENT_IDENTIFIER, 3, "Segment identifier: %06x", sonmp_segment_identifier); sonmp_chassis_type = tvb_get_guint8(tvb, SONMP_CHASSIS_TYPE); proto_tree_add_uint_format(sonmp_tree, hf_sonmp_chassis_type, tvb, SONMP_CHASSIS_TYPE, 1, sonmp_chassis_type, "Chassis : %s (%u)", val_to_str(sonmp_chassis_type, sonmp_chassis_val, "Unknown"), sonmp_chassis_type); sonmp_backplane_type = tvb_get_guint8(tvb, SONMP_BACKPLANE_TYPE); proto_tree_add_uint_format(sonmp_tree, hf_sonmp_backplane_type, tvb, SONMP_BACKPLANE_TYPE, 1,sonmp_backplane_type, "Backplane : %s (%u)", val_to_str(sonmp_backplane_type, sonmp_backplane_val, "Unknown"), sonmp_backplane_type); sonmp_nmm_state = tvb_get_guint8(tvb, SONMP_NMM_STATE); proto_tree_add_uint_format(sonmp_tree, hf_sonmp_nmm_state, tvb, SONMP_NMM_STATE, 1, sonmp_nmm_state, "State: %s", val_to_str(sonmp_nmm_state, sonmp_nmm_state_val, "Unknown")); sonmp_number_of_links = tvb_get_guint8(tvb, SONMP_NUMBER_OF_LINKS); proto_tree_add_item(sonmp_tree, hf_sonmp_number_of_links, tvb, SONMP_NUMBER_OF_LINKS, 1, sonmp_number_of_links); } } void proto_register_sonmp(void) { static hf_register_info hf[] = { { &hf_sonmp_ip_address, { "NMM IP address", "sonmp.ipaddress", FT_IPv4, BASE_NONE, NULL, 0x0, "IP address of the agent (NMM)", HFILL }}, /* { &hf_sonmp_segment_identifier, { "Segment Identifier", "sonmp.segmentident", FT_UINT24, BASE_HEX, NULL, 0x0, "Segment id of the segment from which the agent is sending the topology message", HFILL }}, */ { &hf_sonmp_chassis_type, { "Chassis type", "sonmp.chassis", FT_UINT8, BASE_DEC, NULL, 0x0, "Chassis type of the agent sending the topology message", HFILL }}, { &hf_sonmp_backplane_type, { "Backplane type", "sonmp.backplane", FT_UINT8, BASE_DEC, NULL, 0x0, "Backplane type of the agent sending the topology message", HFILL }}, { &hf_sonmp_nmm_state, { "NMM state", "sonmp.nmmstate", FT_UINT8, BASE_DEC, NULL, 0x0, "Current state of this agent", HFILL }}, { &hf_sonmp_number_of_links, { "Number of links", "sonmp.numberoflinks", FT_UINT8, BASE_DEC, NULL, 0x0, "Number of interconnect ports", HFILL }}, }; static gint *ett[] = { &ett_sonmp, }; proto_sonmp = proto_register_protocol("Nortel SONMP", "SONMP", "sonmp"); proto_register_field_array(proto_sonmp, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); register_dissector("sonmp", dissect_sonmp, proto_sonmp); } void proto_reg_handoff_sonmp(void) { dissector_handle_t sonmp_handle; sonmp_handle = create_dissector_handle(dissect_sonmp, proto_sonmp); dissector_add("llc.nortel_pid", 0x01a1, sonmp_handle); /* flatnet hello */ dissector_add("llc.nortel_pid", 0x01a2, sonmp_handle); /* Segment hello */ /* not got round to adding this but its really old, so I'm not sure people will see it */ /* it uses a different packet format */ /* dissector_add("llc.nortel_pid", 0x01a3, sonmp_handle); */ /* Bridge hello */ }