Alexander Couzens | 20cd41e | 2021-01-11 02:56:03 +0100 | [diff] [blame] | 1 | module NS_Tests { |
| 2 | |
| 3 | /* Osmocom NS test suite for NS over framerelay or udp ip.access style in TTCN-3 |
| 4 | * (C) 2021 sysmocom s.f.m.c. GmbH <info@sysmocom.de> |
| 5 | * Author: Alexander Couzens <lynxis@fe80.eu> |
| 6 | * All rights reserved. |
| 7 | * |
| 8 | * Released under the terms of GNU General Public License, Version 2 or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 12 | */ |
| 13 | |
| 14 | import from General_Types all; |
| 15 | import from Osmocom_Types all; |
| 16 | import from Osmocom_Gb_Types all; |
| 17 | import from NS_Types all; |
| 18 | import from BSSGP_Types all; |
| 19 | import from UD_Types all; |
| 20 | import from NS_Emulation all; |
| 21 | import from Native_Functions all; |
| 22 | import from IPL4asp_Types all; |
| 23 | import from RAW_NS all; |
| 24 | import from Osmocom_VTY_Functions all; |
| 25 | import from TELNETasp_PortType all; |
| 26 | |
| 27 | modulepar { |
| 28 | OsmoNsDialect mp_dialect := NS2_DIALECT_IPACCESS; |
| 29 | NSConfiguration mp_nsconfig := { |
| 30 | nsei := 96, |
| 31 | role_sgsn := false, |
| 32 | handle_sns := false, |
| 33 | nsvc := { |
| 34 | { |
| 35 | provider := { |
| 36 | ip := { |
| 37 | address_family := AF_INET, |
| 38 | local_udp_port := 21000, |
| 39 | local_ip := "127.0.0.1", |
| 40 | remote_udp_port := 23000, |
| 41 | remote_ip := "127.0.0.1" |
| 42 | } |
| 43 | }, |
| 44 | nsvci := 97 |
| 45 | } |
| 46 | } |
| 47 | }; |
| 48 | } |
| 49 | |
| 50 | type component RAW_Test_CT extends RAW_NS_CT { |
| 51 | port TELNETasp_PT NSVTY; |
| 52 | } |
| 53 | |
| 54 | private function f_init_vty() runs on RAW_Test_CT { |
| 55 | map(self:NSVTY, system:NSVTY); |
| 56 | f_vty_set_prompts(NSVTY); |
| 57 | f_vty_transceive(NSVTY, "enable"); |
| 58 | f_vty_transceive(NSVTY, "nsvc nsei " & int2str(mp_nsconfig.nsei) & " force-unconfigured"); |
| 59 | } |
| 60 | |
| 61 | /* ensure no matching message is received within 'tout' */ |
| 62 | function f_ensure_no_ns(integer idx := 0, boolean answer_alive := false, float tout := 3.0) |
| 63 | runs on RAW_Test_CT { |
| 64 | var PDU_NS nrf; |
| 65 | |
| 66 | timer T := tout; |
| 67 | var default d := activate(ax_rx_fail_on_any_ns(idx)); |
| 68 | T.start; |
| 69 | alt { |
| 70 | [answer_alive] as_rx_alive_tx_ack(); |
| 71 | [] T.timeout { |
| 72 | setverdict(pass); |
| 73 | } |
| 74 | } |
| 75 | deactivate(d); |
| 76 | } |
| 77 | |
| 78 | function f_fails_except_reset(integer idx := 0, float tout := 15.0) |
| 79 | runs on RAW_Test_CT { |
| 80 | var PDU_NS nrf; |
| 81 | timer T := 15.0; |
| 82 | T.start; |
| 83 | alt { |
| 84 | [] NSCP[idx].receive(tr_NS_RESET(*, *, *)) { |
| 85 | repeat; |
| 86 | } |
| 87 | [] NSCP[idx].receive(PDU_NS: ?) -> value nrf { |
| 88 | setverdict(fail, "Received unexpected NS: ", nrf); |
| 89 | mtc.stop; |
| 90 | } |
| 91 | [] T.timeout { |
| 92 | setverdict(pass); |
| 93 | } |
| 94 | } |
| 95 | } |
| 96 | |
| 97 | testcase TC_tx_reset() runs on RAW_Test_CT { |
| 98 | f_init_vty(); |
| 99 | f_init_ns_codec(mp_nsconfig, guard_secs := 10.0); |
| 100 | |
| 101 | /* do a NS Reset procedure */ |
| 102 | f_outgoing_ns_reset(); |
| 103 | |
| 104 | setverdict(pass); |
| 105 | f_sleep(1.0); |
| 106 | } |
| 107 | |
| 108 | testcase TC_tx_reset_tx_alive() runs on RAW_Test_CT { |
| 109 | f_init_vty(); |
| 110 | f_init_ns_codec(mp_nsconfig, guard_secs := 10.0); |
| 111 | |
| 112 | /* do a NS Reset procedure */ |
| 113 | f_outgoing_ns_reset(); |
| 114 | |
| 115 | /* check outgoing NS procedure */ |
| 116 | f_outgoing_ns_alive(); |
| 117 | |
| 118 | setverdict(pass); |
| 119 | f_sleep(1.0); |
| 120 | } |
| 121 | |
| 122 | testcase TC_tx_reset_rx_alive() runs on RAW_Test_CT { |
| 123 | f_init_vty(); |
| 124 | f_init_ns_codec(mp_nsconfig, guard_secs := 10.0); |
| 125 | |
| 126 | /* do a NS Reset procedure */ |
| 127 | f_outgoing_ns_reset(); |
| 128 | |
| 129 | activate(as_rx_ns_unblock_ack()); |
| 130 | /* check outgoing NS procedure */ |
| 131 | as_rx_alive_tx_ack(oneshot := true); |
| 132 | |
| 133 | setverdict(pass); |
| 134 | f_sleep(1.0); |
| 135 | } |
| 136 | |
| 137 | /* 48.016 7.2 unblock procedure |
| 138 | * |
| 139 | * TTCN -> NS: reset |
| 140 | * TTCN <- NS: reset ack |
| 141 | * TTCN -> NS: unblock |
| 142 | * TTCN <- NS: unblock ack |
| 143 | */ |
| 144 | testcase TC_tx_unblock() runs on RAW_Test_CT { |
| 145 | f_init_vty(); |
| 146 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 147 | |
| 148 | /* do a NS Reset procedure */ |
| 149 | f_outgoing_ns_reset(); |
| 150 | /* send alive acks */ |
| 151 | activate(as_rx_alive_tx_ack()); |
| 152 | |
| 153 | f_outgoing_ns_unblock(); |
| 154 | setverdict(pass); |
| 155 | f_sleep(1.0); |
| 156 | } |
| 157 | |
| 158 | /* 48.016 7.2 tx unblock retries |
| 159 | * |
| 160 | * TTCN -> NS: reset |
| 161 | * TTCN <- NS: reset ack |
| 162 | * TTCN -> NS: unblock |
| 163 | * TTCN <- NS: unblock ack |
| 164 | * TTCN -> NS: unblock |
| 165 | * TTCN <- NS: unblock ack |
| 166 | * TTCN -> NS: unblock |
| 167 | * TTCN <- NS: unblock ack |
| 168 | */ |
| 169 | testcase TC_tx_unblock_retries() runs on RAW_Test_CT { |
| 170 | f_init_vty(); |
| 171 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 172 | |
| 173 | /* do a NS Reset procedure */ |
| 174 | f_outgoing_ns_reset(); |
| 175 | /* send alive acks */ |
| 176 | activate(as_rx_alive_tx_ack()); |
| 177 | |
| 178 | f_outgoing_ns_unblock(); |
| 179 | f_outgoing_ns_unblock(); |
| 180 | f_outgoing_ns_unblock(); |
| 181 | setverdict(pass); |
| 182 | f_sleep(1.0); |
| 183 | } |
| 184 | |
| 185 | /* 48.016 7.2 block procedure |
| 186 | * |
| 187 | * TTCN -> NS: reset |
| 188 | * TTCN <- NS: reset ack |
| 189 | * TTCN -> NS: unblock |
| 190 | * TTCN <- NS: unblock ack |
| 191 | * TTCN -> NS: block |
| 192 | * TTCN <- NS: block ack |
| 193 | */ |
| 194 | testcase TC_tx_block() runs on RAW_Test_CT { |
| 195 | f_init_vty(); |
| 196 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 197 | |
| 198 | /* do a NS Reset procedure */ |
| 199 | f_outgoing_ns_reset(); |
| 200 | activate(as_rx_alive_tx_ack()); |
| 201 | |
| 202 | f_outgoing_ns_unblock(); |
| 203 | f_sleep(1.0); |
| 204 | |
| 205 | f_outgoing_ns_block(NS_CAUSE_EQUIPMENT_FAILURE); |
| 206 | setverdict(pass); |
| 207 | f_sleep(1.0); |
| 208 | } |
| 209 | |
| 210 | /* 48.016 7.2 block procedure by vty |
| 211 | * |
| 212 | * TTCN -> NS: reset |
| 213 | * TTCN <- NS: reset ack |
| 214 | * TTCN -> NS: unblock |
| 215 | * TTCN <- NS: unblock ack |
| 216 | * vty: block nsvc |
| 217 | * TTCN <- NS: block |
| 218 | * TTCN -> NS: block ack |
| 219 | */ |
| 220 | function tx_block_by_vty(float guard_secs := 30.0) runs on RAW_Test_CT { |
| 221 | f_init_vty(); |
| 222 | f_init_ns_codec(mp_nsconfig, guard_secs := guard_secs); |
| 223 | |
| 224 | /* do a NS Reset procedure */ |
| 225 | f_outgoing_ns_reset(); |
| 226 | activate(as_rx_alive_tx_ack()); |
| 227 | |
| 228 | f_outgoing_ns_unblock(); |
| 229 | f_sleep(1.0); |
| 230 | |
| 231 | f_vty_transceive(NSVTY, "nsvc " & int2str(mp_nsconfig.nsvc[0].nsvci) & " block"); |
| 232 | |
| 233 | alt { |
| 234 | [] as_rx_ns_block_ack(oneshot := true, nsvci := mp_nsconfig.nsvc[0].nsvci); |
| 235 | } |
| 236 | setverdict(pass); |
| 237 | } |
| 238 | |
| 239 | testcase TC_tx_block_by_vty() runs on RAW_Test_CT { |
| 240 | tx_block_by_vty(30.0); |
| 241 | f_sleep(1.0); |
| 242 | } |
| 243 | |
| 244 | /* 48.016 7.2 block precedure by vty and reset the NSVC. |
| 245 | * The NSVC should be still blocked after the reset. |
| 246 | */ |
| 247 | testcase TC_tx_block_by_vty_reset() runs on RAW_Test_CT { |
| 248 | timer T := 10.0; |
| 249 | |
| 250 | tx_block_by_vty(60.0); |
| 251 | f_outgoing_ns_reset(); |
| 252 | |
| 253 | var default d := activate(ax_rx_fail_on_any_ns()); |
| 254 | T.start; |
| 255 | alt { |
| 256 | [] as_rx_alive_tx_ack(); |
| 257 | [] T.timeout { setverdict(pass); } |
| 258 | } |
| 259 | deactivate(d); |
| 260 | } |
| 261 | |
| 262 | /* 48.016 7.4.1 ignore unexpected NS_ALIVE ACK */ |
| 263 | testcase TC_no_reset_alive_ack() runs on RAW_Test_CT { |
| 264 | f_init_vty(); |
| 265 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 266 | |
| 267 | NSCP[0].send(t_NS_ALIVE_ACK); |
| 268 | f_fails_except_reset(); |
| 269 | setverdict(pass); |
| 270 | f_sleep(1.0); |
| 271 | } |
| 272 | |
| 273 | /* 48.016 7.3.1 NS_RESET with wrong nsei */ |
| 274 | testcase TC_reset_wrong_nsei() runs on RAW_Test_CT { |
| 275 | f_init_vty(); |
| 276 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 277 | |
| 278 | NSCP[0].send(ts_NS_RESET(NS_CAUSE_EQUIPMENT_FAILURE, g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei + 20)); |
| 279 | NSCP[0].receive(tr_NS_RESET_ACK(g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei)); |
| 280 | f_fails_except_reset(); |
| 281 | setverdict(pass); |
| 282 | f_sleep(1.0); |
| 283 | } |
| 284 | |
| 285 | /* 48.016 7.3.1 NS_RESET with wrong nsvci */ |
| 286 | testcase TC_reset_wrong_nsvci() runs on RAW_Test_CT { |
| 287 | f_init_vty(); |
| 288 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 289 | |
| 290 | NSCP[0].send(ts_NS_RESET(NS_CAUSE_EQUIPMENT_FAILURE, g_nsconfig.nsvc[0].nsvci + 20, g_nsconfig.nsei)); |
| 291 | NSCP[0].receive(tr_NS_RESET_ACK(g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei)); |
| 292 | f_fails_except_reset(); |
| 293 | setverdict(pass); |
| 294 | f_sleep(1.0); |
| 295 | } |
| 296 | |
| 297 | /* 48.016 7.3.1 NS_RESET with wrong nsvci + nsei */ |
| 298 | testcase TC_reset_wrong_nsei_nsvci() runs on RAW_Test_CT { |
| 299 | f_init_vty(); |
| 300 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 301 | |
| 302 | NSCP[0].send(ts_NS_RESET(NS_CAUSE_EQUIPMENT_FAILURE, g_nsconfig.nsvc[0].nsvci + 20, g_nsconfig.nsei + 20)); |
| 303 | NSCP[0].receive(tr_NS_RESET_ACK(g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei)); |
| 304 | f_fails_except_reset(); |
| 305 | setverdict(pass); |
| 306 | f_sleep(1.0); |
| 307 | } |
| 308 | |
| 309 | /* 48.016 7.3.1 NS_RESET_ACK with wrong nsei */ |
| 310 | testcase TC_reset_ack_wrong_nsei() runs on RAW_Test_CT { |
| 311 | f_init_vty(); |
| 312 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 313 | |
| 314 | NSCP[0].receive(tr_NS_RESET(*, g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei)); |
| 315 | NSCP[0].send(ts_NS_RESET_ACK(g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei + 20)); |
| 316 | f_fails_except_reset(); |
| 317 | setverdict(pass); |
| 318 | f_sleep(1.0); |
| 319 | } |
| 320 | |
| 321 | /* 48.016 7.3.1 NS_RESET_ACK with wrong nsvci */ |
| 322 | testcase TC_reset_ack_wrong_nsvci() runs on RAW_Test_CT { |
| 323 | f_init_vty(); |
| 324 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 325 | |
| 326 | NSCP[0].receive(tr_NS_RESET(*, g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei)); |
| 327 | NSCP[0].send(ts_NS_RESET_ACK(g_nsconfig.nsvc[0].nsvci + 20, g_nsconfig.nsei)); |
| 328 | f_fails_except_reset(); |
| 329 | setverdict(pass); |
| 330 | f_sleep(1.0); |
| 331 | } |
| 332 | |
| 333 | /* 48.016 7.3.1 NS_RESET_ACK with wrong nsvci + nsei */ |
| 334 | testcase TC_reset_ack_wrong_nsei_nsvci() runs on RAW_Test_CT { |
| 335 | f_init_vty(); |
| 336 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 337 | |
| 338 | NSCP[0].receive(tr_NS_RESET(*, g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei)); |
| 339 | NSCP[0].send(ts_NS_RESET_ACK(g_nsconfig.nsvc[0].nsvci + 20, g_nsconfig.nsei + 20)); |
| 340 | f_fails_except_reset(); |
| 341 | setverdict(pass); |
| 342 | f_sleep(1.0); |
| 343 | } |
| 344 | |
| 345 | /* 48.016 7.3.1 ignore unexpected NS_RESET_ACK after NS_RESET+ALIVE */ |
| 346 | testcase TC_ignore_reset_ack() runs on RAW_Test_CT { |
| 347 | f_init_vty(); |
| 348 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 349 | |
| 350 | /* do a NS Reset procedure */ |
| 351 | f_outgoing_ns_reset(); |
| 352 | |
| 353 | /* unblock and alive */ |
| 354 | alt { |
| 355 | [] as_rx_ns_unblock_ack(oneshot := true); |
| 356 | [] as_rx_alive_tx_ack(); |
| 357 | } |
| 358 | |
| 359 | NSCP[0].send(ts_NS_RESET_ACK(g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei)); |
| 360 | f_ensure_no_ns(answer_alive := true, tout := 15.0); |
| 361 | setverdict(pass); |
| 362 | f_sleep(1.0); |
| 363 | } |
| 364 | |
| 365 | /* 48.016 7.3 NS_RESET retries */ |
| 366 | testcase TC_reset_retries() runs on RAW_Test_CT { |
| 367 | var integer reset := 0; |
| 368 | |
| 369 | f_init_vty(); |
| 370 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 371 | |
| 372 | alt { |
| 373 | [] NSCP[0].receive(tr_NS_RESET(*, *, *)) { |
| 374 | reset := reset + 1; |
| 375 | if (reset <= 3) { |
| 376 | repeat; |
| 377 | } else { |
| 378 | setverdict(pass); |
| 379 | } |
| 380 | } |
| 381 | } |
| 382 | |
| 383 | f_sleep(1.0); |
| 384 | } |
| 385 | |
| 386 | /* 48.016 behave RESET_ACK got dropped |
| 387 | * TTCN -> NS: reset |
| 388 | * TTCN <- NS: reset ack |
| 389 | * TTCN <- NS: unblock |
| 390 | * TTCN -> NS: reset |
| 391 | * TTCN <- NS: reset ack |
| 392 | * TTCN <- NS: unblock |
| 393 | */ |
| 394 | testcase TC_reset_on_block_reset() runs on RAW_Test_CT { |
| 395 | var integer i := 0; |
| 396 | |
| 397 | f_init_vty(); |
| 398 | f_init_ns_codec(mp_nsconfig, guard_secs := 30.0); |
| 399 | |
| 400 | f_outgoing_ns_reset(); |
| 401 | activate(as_rx_alive_tx_ack()); |
| 402 | |
| 403 | alt { |
| 404 | [] NSCP[0].receive(t_NS_UNBLOCK) { |
| 405 | NSCP[0].send(ts_NS_RESET(NS_CAUSE_EQUIPMENT_FAILURE, g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei)); |
| 406 | i := i + 1; |
| 407 | if (i < 3) { |
| 408 | repeat; |
| 409 | } else { |
| 410 | setverdict(pass); |
| 411 | } |
| 412 | } |
| 413 | [] NSCP[0].receive(tr_NS_RESET_ACK(g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei)) { repeat; } |
| 414 | } |
| 415 | |
| 416 | f_sleep(1.0); |
| 417 | } |
| 418 | |
| 419 | /* 48.016 7.4 test procedure for frame relay with a single nsvci */ |
| 420 | function f_alive_retries_single(boolean reset := false) runs on RAW_Test_CT { |
| 421 | f_init_vty(); |
| 422 | f_init_ns_codec(mp_nsconfig, guard_secs := 60.0); |
| 423 | |
| 424 | /* do a NS Reset procedure */ |
| 425 | f_outgoing_ns_reset(); |
| 426 | |
| 427 | alt { |
| 428 | [] as_rx_ns_unblock_ack(oneshot := true); |
| 429 | [] as_rx_alive_tx_ack(); |
| 430 | } |
| 431 | |
| 432 | /* wait for one alive and answer it */ |
| 433 | as_rx_alive_tx_ack(oneshot := true); |
| 434 | NSCP[0].receive(t_NS_ALIVE); |
| 435 | NSCP[0].receive(t_NS_ALIVE); |
| 436 | NSCP[0].receive(t_NS_ALIVE); |
| 437 | NSCP[0].receive(t_NS_ALIVE); |
| 438 | if (reset) { |
| 439 | NSCP[0].receive(tr_NS_RESET(*, g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei)); |
| 440 | } else { |
| 441 | f_ensure_no_ns(tout := 10.0); |
| 442 | } |
| 443 | |
| 444 | setverdict(pass); |
| 445 | f_sleep(1.0); |
| 446 | } |
| 447 | |
| 448 | testcase TC_alive_retries_single_reset() runs on RAW_Test_CT { |
| 449 | f_alive_retries_single(reset := true); |
| 450 | } |
| 451 | |
| 452 | testcase TC_alive_retries_single_no_resp() runs on RAW_Test_CT { |
| 453 | f_alive_retries_single(reset := false); |
| 454 | } |
| 455 | |
| 456 | control { |
| 457 | execute( TC_tx_reset() ); |
| 458 | |
| 459 | /* 48.016 7.2 Block procedure */ |
| 460 | execute( TC_tx_block() ); |
| 461 | execute( TC_tx_block_by_vty() ); |
| 462 | execute( TC_tx_block_by_vty_reset() ); |
| 463 | // execute( TC_block_other_nsvc() ); // reset, unblock, sleep(1), block over another nsvci |
| 464 | /* 48.016 7.2 Unblock procedure */ |
| 465 | execute( TC_tx_unblock() ); |
| 466 | execute( TC_tx_unblock_retries() ); |
| 467 | // execute( TC_rx_unblock_tx_unblock() ); // wait for an rx unblock pdu, send an unblock pdu, expect unblock ack pdu |
| 468 | // execute( TC_unblockable() ); // block a NS-VCI via vty, try block procedure |
| 469 | |
| 470 | /* 48.016 7.2.1 Block Abnormal Condition */ |
| 471 | /* 48.016 7.2.1 Unblock Abnormal Condition */ |
| 472 | |
| 473 | /* 48.016 7.3.1 Abnormal Condition */ |
| 474 | if (mp_dialect == NS2_DIALECT_STATIC_RESETBLOCK) { |
| 475 | execute( TC_reset_wrong_nsei() ); |
| 476 | execute( TC_reset_wrong_nsvci() ); |
| 477 | execute( TC_reset_wrong_nsei_nsvci() ); |
| 478 | execute( TC_reset_ack_wrong_nsei() ); |
| 479 | execute( TC_reset_ack_wrong_nsvci() ); |
| 480 | execute( TC_reset_ack_wrong_nsei_nsvci() ); |
| 481 | execute( TC_reset_retries() ); |
| 482 | execute( TC_reset_on_block_reset() ); |
| 483 | } |
| 484 | execute( TC_ignore_reset_ack() ); |
| 485 | |
| 486 | /* 48.016 7.4 Test procedure on frame relay */ |
| 487 | execute( TC_tx_reset_tx_alive() ); |
| 488 | execute( TC_tx_reset_rx_alive() ); |
| 489 | |
| 490 | /* 48.016 7.4.1 Abnormal Condition */ |
| 491 | if (mp_dialect == NS2_DIALECT_STATIC_RESETBLOCK) { |
| 492 | // execute( TC_alive_retries_multi() ); // check if alive retries works and block over an alive nsvc |
| 493 | execute( TC_alive_retries_single_reset() ); |
| 494 | } else if (mp_dialect == NS2_DIALECT_IPACCESS) { |
| 495 | execute( TC_alive_retries_single_no_resp() ); |
| 496 | } |
| 497 | execute( TC_no_reset_alive_ack() ); |
| 498 | } |
| 499 | |
| 500 | } |