Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1 | module PCU_Tests_NS { |
Pau Espin Pedrol | 4536c82 | 2019-12-30 13:22:32 +0100 | [diff] [blame] | 2 | |
| 3 | /* Osmocom PCU test suite for IP Sub-Network-Service (SNS) in TTCN-3 |
| 4 | * (C) 2018-2019 Harald Welte <laforge@gnumonks.org> |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Released under the terms of GNU General Public License, Version 2 or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 11 | */ |
| 12 | |
| 13 | import from General_Types all; |
| 14 | import from Osmocom_Types all; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 15 | import from PCU_Tests all; |
Pau Espin Pedrol | 0e6ed2e | 2020-04-29 14:33:13 +0200 | [diff] [blame] | 16 | import from SGSN_Components all; |
Pau Espin Pedrol | 4536c82 | 2019-12-30 13:22:32 +0100 | [diff] [blame] | 17 | import from Osmocom_Gb_Types all; |
| 18 | import from NS_CodecPort all; |
| 19 | import from NS_Types all; |
| 20 | import from BSSGP_Types all; |
| 21 | import from UD_Types all; |
| 22 | import from NS_CodecPort all; |
| 23 | import from NS_CodecPort_CtrlFunct all; |
| 24 | import from NS_Emulation all; |
| 25 | import from Native_Functions all; |
| 26 | import from IPL4asp_Types all; |
| 27 | import from PCUIF_Types all; |
| 28 | import from PCUIF_CodecPort all; |
| 29 | |
| 30 | type component RAW_NS_CT { |
| 31 | /* UDP port towards the bottom (IUT) */ |
| 32 | port NS_CODEC_PT NSCP[4]; |
| 33 | var ConnectionId g_ns_conn_id[4] := {-1, -1, -1, -1}; |
| 34 | var NSConfiguration g_nsconfig[4]; |
| 35 | timer g_T_guard; |
| 36 | } |
| 37 | |
| 38 | type component RAW_PCU_CT { |
| 39 | /* PCUIF (we emulate the BTS part) */ |
| 40 | port PCUIF_CODEC_PT PCU; |
| 41 | var ConnectionId g_pcu_conn_id := -1; |
| 42 | } |
| 43 | |
| 44 | type component RAW_Test_CT extends RAW_NS_CT, RAW_PCU_CT { |
| 45 | } |
| 46 | |
| 47 | private altstep as_Tguard() runs on RAW_NS_CT { |
| 48 | [] g_T_guard.timeout { |
| 49 | setverdict(fail, "Timeout of T_guard"); |
| 50 | mtc.stop; |
| 51 | } |
| 52 | } |
| 53 | |
Pau Espin Pedrol | 4536c82 | 2019-12-30 13:22:32 +0100 | [diff] [blame] | 54 | function f_init_pcuif() runs on RAW_PCU_CT { |
| 55 | var PCUIF_info_ind info_ind; |
| 56 | map(self:PCU, system:PCU); |
| 57 | |
| 58 | |
| 59 | info_ind := valueof(ts_PCUIF_INFO_default); |
| 60 | |
| 61 | /* Connect the Unix Domain Socket */ |
| 62 | g_pcu_conn_id := f_pcuif_listen(PCU, mp_pcu_sock_path); |
| 63 | PCU.receive(UD_connected:?); |
| 64 | |
| 65 | /* Wait for PCU_VERSION and return INFO_IND */ |
| 66 | PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_TXT_IND(0, PCU_VERSION, ?))); |
| 67 | /* FIXME: make sure to use parameters from mp_gb_cfg.cell_id in the PCU INFO IND */ |
| 68 | var template PCUIF_Message info_ind_msg := ts_PCUIF_INFO_IND(0, info_ind); |
| 69 | PCU.send(t_SD_PCUIF(g_pcu_conn_id, info_ind_msg)); |
| 70 | } |
| 71 | |
| 72 | function f_pcuif_tx(template (value) PCUIF_Message msg) runs on RAW_PCU_CT { |
| 73 | PCU.send(t_SD_PCUIF(g_pcu_conn_id, msg)); |
| 74 | } |
| 75 | |
| 76 | function f_init_ns_codec(integer idx := 0, float guard_secs := 60.0) runs on RAW_NS_CT { |
| 77 | var Result res; |
| 78 | |
| 79 | if (not g_T_guard.running) { |
| 80 | g_T_guard.start(guard_secs); |
| 81 | activate(as_Tguard()); |
| 82 | } |
| 83 | |
| 84 | if (not isbound(g_nsconfig) or not isbound(g_nsconfig[idx])) { |
| 85 | /* copy most parts from mp_nsconfig */ |
| 86 | g_nsconfig[idx] := mp_nsconfig; |
| 87 | /* adjust those parts different for each NS-VC */ |
| 88 | g_nsconfig[idx].nsvci := mp_nsconfig.nsvci + idx; |
| 89 | g_nsconfig[idx].local_udp_port := mp_nsconfig.local_udp_port + idx; |
| 90 | } |
| 91 | |
| 92 | map(self:NSCP[idx], system:NSCP); |
| 93 | /* Connect the UDP socket */ |
| 94 | log("connecting NSCP[", idx, "] to ", g_nsconfig[idx]); |
| 95 | res := f_IPL4_connect(NSCP[idx], g_nsconfig[idx].remote_ip, g_nsconfig[idx].remote_udp_port, |
| 96 | g_nsconfig[idx].local_ip, g_nsconfig[idx].local_udp_port, 0, { udp := {}}); |
| 97 | if (not ispresent(res.connId)) { |
| 98 | setverdict(fail, "Could not connect NS UDP socket, check your configuration ", g_nsconfig[idx]); |
| 99 | mtc.stop; |
| 100 | } |
| 101 | g_ns_conn_id[idx] := res.connId; |
| 102 | |
| 103 | } |
| 104 | |
| 105 | function f_ns_exp(template PDU_NS exp_rx, integer idx := 0) runs on RAW_NS_CT return PDU_NS { |
| 106 | var NS_RecvFrom nrf; |
| 107 | log("f_ns_exp() expecting ", exp_rx); |
| 108 | alt { |
| 109 | [] NSCP[idx].receive(t_NS_RecvFrom(exp_rx)) -> value nrf { } |
| 110 | [] NSCP[idx].receive { |
| 111 | setverdict(fail, "Received unexpected NS: ", nrf); |
| 112 | mtc.stop; |
| 113 | } |
| 114 | } |
| 115 | return nrf.msg; |
| 116 | } |
| 117 | |
| 118 | /* perform outbound NS-ALIVE procedure */ |
| 119 | function f_outgoing_ns_alive(integer idx := 0) runs on RAW_NS_CT { |
| 120 | NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], t_NS_ALIVE)); |
| 121 | alt { |
| 122 | [] NSCP[idx].receive(t_NS_RecvFrom(t_NS_ALIVE_ACK)); |
| 123 | [] NSCP[idx].receive { repeat; } |
| 124 | } |
| 125 | } |
| 126 | |
| 127 | /* perform outbound NS-ALIVE procedure */ |
| 128 | function f_outgoing_ns_alive_no_ack(integer idx := 0, float tout := 10.0) runs on RAW_NS_CT { |
| 129 | timer T := tout; |
| 130 | NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], t_NS_ALIVE)); |
| 131 | T.start; |
| 132 | alt { |
| 133 | [] NSCP[idx].receive(t_NS_RecvFrom(t_NS_ALIVE_ACK)) { |
| 134 | setverdict(fail, "Received unexpected NS-ALIVE ACK"); |
| 135 | } |
| 136 | [] NSCP[idx].receive { repeat; } |
| 137 | [] T.timeout { |
| 138 | setverdict(pass); |
| 139 | } |
| 140 | } |
| 141 | } |
| 142 | |
| 143 | /* ensure no matching message is received within 'tout' */ |
| 144 | function f_ensure_no_ns(template PDU_NS ns := ?, integer idx := 0, float tout := 3.0) |
| 145 | runs on RAW_Test_CT { |
| 146 | timer T := tout; |
| 147 | T.start; |
| 148 | alt { |
| 149 | [] NSCP[idx].receive(t_NS_RecvFrom(ns)) { |
| 150 | setverdict(fail, "NS-ALIVE from unconfigured (possibly initial) endpoint"); |
| 151 | } |
| 152 | [] T.timeout { |
| 153 | setverdict(pass); |
| 154 | } |
| 155 | } |
| 156 | } |
| 157 | |
| 158 | /* perform outbound NS-BLOCK procedure */ |
| 159 | function f_outgoing_ns_block(NsCause cause, integer idx := 0) runs on RAW_NS_CT { |
| 160 | NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_BLOCK(cause, g_nsconfig[idx].nsvci))); |
| 161 | alt { |
| 162 | [] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_BLOCK_ACK(g_nsconfig[idx].nsvci))); |
| 163 | [] NSCP[idx].receive { repeat; } |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | /* receive NS-ALIVE and ACK it */ |
| 168 | altstep as_rx_alive_tx_ack(boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { |
| 169 | [] NSCP[idx].receive(t_NS_RecvFrom(t_NS_ALIVE)) { |
| 170 | NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], t_NS_ALIVE_ACK)); |
| 171 | if (not oneshot) { repeat; } |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | /* Transmit BSSGP RESET for given BVCI and expect ACK */ |
| 176 | function f_tx_bvc_reset_rx_ack(BssgpBvci bvci, integer idx := 0, boolean exp_ack := true) |
| 177 | runs on RAW_NS_CT { |
| 178 | var PDU_BSSGP bssgp_tx := valueof(ts_BVC_RESET(BSSGP_CAUSE_NET_SV_CAP_MOD_GT_ZERO_KBPS, bvci, |
| 179 | mp_gb_cfg.cell_id)); |
| 180 | timer T := 5.0; |
| 181 | NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_UNITDATA(t_SduCtrlB, 0, enc_PDU_BSSGP(bssgp_tx)))); |
| 182 | T.start; |
| 183 | alt { |
| 184 | [exp_ack] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, 0, |
| 185 | decmatch tr_BVC_RESET_ACK(bvci, ?)))) { |
| 186 | setverdict(pass); |
| 187 | } |
| 188 | [exp_ack] T.timeout { |
| 189 | setverdict(fail, "No response to BVC-RESET"); |
| 190 | } |
| 191 | [not exp_ack] T.timeout { |
| 192 | setverdict(pass); |
| 193 | } |
| 194 | [] NSCP[idx].receive { repeat; } |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | /* Receive a BSSGP RESET for given BVCI and ACK it */ |
| 199 | altstep as_rx_bvc_reset_tx_ack(BssgpBvci bvci, boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { |
| 200 | var NS_RecvFrom ns_rf; |
| 201 | /* FIXME: nail down received cell_id in match */ |
| 202 | [] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, 0, |
| 203 | decmatch tr_BVC_RESET(?, bvci, ?)))) |
| 204 | -> value ns_rf { |
| 205 | var PDU_BSSGP bssgp_rx := dec_PDU_BSSGP(ns_rf.msg.pDU_NS_Unitdata.nS_SDU); |
| 206 | var PDU_BSSGP bssgp_tx := valueof(ts_BVC_RESET_ACK(bvci, mp_gb_cfg.cell_id)); |
| 207 | NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_UNITDATA(t_SduCtrlB, 0, enc_PDU_BSSGP(bssgp_tx)))); |
| 208 | if (not oneshot) { repeat; } |
| 209 | } |
| 210 | } |
| 211 | |
| 212 | |
| 213 | /* Receive a BSSGP UNBLOCK for given BVCI and ACK it */ |
| 214 | altstep as_rx_bvc_unblock_tx_ack(BssgpBvci bvci, boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { |
| 215 | var NS_RecvFrom ns_rf; |
| 216 | [] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, 0, |
| 217 | decmatch t_BVC_UNBLOCK(bvci)))) |
| 218 | -> value ns_rf { |
| 219 | var PDU_BSSGP bssgp_rx := dec_PDU_BSSGP(ns_rf.msg.pDU_NS_Unitdata.nS_SDU); |
| 220 | var PDU_BSSGP bssgp_tx := valueof(t_BVC_UNBLOCK_ACK(bvci)); |
| 221 | NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_UNITDATA(t_SduCtrlB, 0, enc_PDU_BSSGP(bssgp_tx)))); |
| 222 | if (not oneshot) { repeat; } |
| 223 | } |
| 224 | } |
| 225 | |
| 226 | /* Receive a BSSGP FLOW-CONTROL-BVC and ACK it */ |
| 227 | altstep as_rx_bvc_fc_tx_ack(BssgpBvci bvci, boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { |
| 228 | var NS_RecvFrom ns_rf; |
| 229 | [] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, bvci, |
| 230 | decmatch tr_BVC_FC_BVC))) |
| 231 | -> value ns_rf { |
| 232 | var PDU_BSSGP bssgp_rx := dec_PDU_BSSGP(ns_rf.msg.pDU_NS_Unitdata.nS_SDU); |
| 233 | var OCT1 tag := bssgp_rx.pDU_BSSGP_FLOW_CONTROL_BVC.tag.unstructured_Value; |
| 234 | var PDU_BSSGP bssgp_tx := valueof(t_BVC_FC_BVC_ACK(tag)); |
| 235 | NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_UNITDATA(t_SduCtrlB, bvci, enc_PDU_BSSGP(bssgp_tx)))); |
| 236 | if (not oneshot) { repeat; } |
| 237 | } |
| 238 | } |
| 239 | |
| 240 | /********************************************************************************** |
| 241 | * Classic Gb/IP bring-up test cases using NS-{RESET,BLOCK,UNBLOCK} and no IP-SNS * |
| 242 | **********************************************************************************/ |
| 243 | |
| 244 | /* Receive a NS-RESET and ACK it */ |
| 245 | private altstep as_rx_ns_reset_ack(boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { |
| 246 | var NS_RecvFrom ns_rf; |
| 247 | [] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_RESET(NS_CAUSE_OM_INTERVENTION, g_nsconfig[idx].nsvci, |
| 248 | g_nsconfig[idx].nsei))) -> value ns_rf { |
| 249 | NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_RESET_ACK(g_nsconfig[idx].nsvci, |
| 250 | g_nsconfig[idx].nsei))); |
| 251 | if (not oneshot) { repeat; } |
| 252 | } |
| 253 | } |
| 254 | /* Receive a NS-UNBLOCK and ACK it */ |
| 255 | private altstep as_rx_ns_unblock_ack(boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { |
| 256 | var NS_RecvFrom ns_rf; |
| 257 | [] NSCP[idx].receive(t_NS_RecvFrom(t_NS_UNBLOCK)) -> value ns_rf { |
| 258 | NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], t_NS_UNBLOCK_ACK)); |
| 259 | if (not oneshot) { repeat; } |
| 260 | } |
| 261 | } |
| 262 | |
| 263 | /* test the NS-RESET procedure */ |
| 264 | testcase TC_ns_reset() runs on RAW_Test_CT { |
| 265 | f_init_ns_codec(); |
| 266 | f_init_pcuif(); |
| 267 | |
| 268 | |
| 269 | /* Expect inbound NS-RESET procedure */ |
| 270 | as_rx_ns_reset_ack(oneshot := true); |
| 271 | setverdict(pass); |
| 272 | } |
| 273 | |
| 274 | /* ensure NS-RESET are re-transmitted */ |
| 275 | testcase TC_ns_reset_retrans() runs on RAW_Test_CT { |
| 276 | f_init_ns_codec(); |
| 277 | f_init_pcuif(); |
| 278 | |
| 279 | var integer i; |
| 280 | for (i := 0; i < 3; i := i+1) { |
| 281 | NSCP[0].receive(t_NS_RecvFrom(tr_NS_RESET(NS_CAUSE_OM_INTERVENTION, |
| 282 | g_nsconfig[0].nsvci, g_nsconfig[0].nsei))); |
| 283 | } |
| 284 | |
| 285 | /* Expect inbound NS-RESET procedure */ |
| 286 | as_rx_ns_reset_ack(oneshot := true); |
| 287 | setverdict(pass); |
| 288 | } |
| 289 | |
| 290 | /* test the inbound NS-ALIVE procedure after NS-RESET */ |
| 291 | testcase TC_ns_alive() runs on RAW_Test_CT { |
| 292 | f_init_ns_codec(); |
| 293 | f_init_pcuif(); |
| 294 | |
| 295 | /* Expect inbound NS-RESET procedure */ |
| 296 | as_rx_ns_reset_ack(oneshot := true); |
| 297 | |
| 298 | /* wait for one ALIVE cycle, then ACK any further ALIVE in the background */ |
| 299 | as_rx_alive_tx_ack(oneshot := true); |
| 300 | setverdict(pass); |
| 301 | } |
| 302 | |
| 303 | /* Test for NS-RESET after NS-ALIVE timeout */ |
| 304 | testcase TC_ns_alive_timeout_reset() runs on RAW_Test_CT { |
| 305 | f_init_ns_codec(guard_secs := 100.0); |
| 306 | f_init_pcuif(); |
| 307 | |
| 308 | /* Expect inbound NS-RESET procedure */ |
| 309 | as_rx_ns_reset_ack(oneshot := true); |
| 310 | |
| 311 | /* wait for at least one NS-ALIVE */ |
| 312 | NSCP[0].receive(t_NS_RecvFrom(t_NS_ALIVE)); |
| 313 | |
| 314 | /* wait for NS-RESET to re-appear, ignoring any NS-ALIVE until then */ |
| 315 | alt { |
| 316 | [] as_rx_ns_reset_ack(oneshot := true) { setverdict(pass); } |
| 317 | [] NSCP[0].receive(t_NS_RecvFrom(t_NS_ALIVE)) { repeat; } |
| 318 | } |
| 319 | } |
| 320 | |
| 321 | /* test for NS-RESET/NS-ALIVE/NS-UNBLOCK */ |
| 322 | testcase TC_ns_unblock() runs on RAW_Test_CT { |
| 323 | f_init_ns_codec(); |
| 324 | f_init_pcuif(); |
| 325 | |
| 326 | /* Expect inbound NS-RESET procedure */ |
| 327 | as_rx_ns_reset_ack(oneshot := true); |
| 328 | |
| 329 | /* wait for one ALIVE cycle, then ACK any further ALIVE in the background */ |
| 330 | as_rx_alive_tx_ack(oneshot := true); |
| 331 | activate(as_rx_alive_tx_ack()); |
| 332 | |
| 333 | as_rx_ns_unblock_ack(oneshot := true); |
| 334 | setverdict(pass); |
| 335 | } |
| 336 | |
| 337 | /* test for NS-UNBLOCK re-transmissions */ |
| 338 | testcase TC_ns_unblock_retrans() runs on RAW_Test_CT { |
| 339 | f_init_ns_codec(); |
| 340 | f_init_pcuif(); |
| 341 | |
| 342 | /* Expect inbound NS-RESET procedure */ |
| 343 | as_rx_ns_reset_ack(oneshot := true); |
| 344 | |
| 345 | /* wait for one ALIVE cycle, then ACK any further ALIVE in the background */ |
| 346 | as_rx_alive_tx_ack(oneshot := true); |
| 347 | activate(as_rx_alive_tx_ack()); |
| 348 | |
| 349 | /* wait for first NS-UNBLOCK, don't respond */ |
| 350 | NSCP[0].receive(t_NS_RecvFrom(t_NS_UNBLOCK)); |
| 351 | |
| 352 | /* wait for re-transmission of NS-UNBLOCK */ |
| 353 | as_rx_ns_unblock_ack(oneshot := true); |
| 354 | setverdict(pass); |
| 355 | } |
| 356 | |
| 357 | /* full bring-up of the Gb link for NS and BSSGP layer up to BVC-FC */ |
| 358 | testcase TC_ns_full_bringup() runs on RAW_Test_CT { |
| 359 | f_init_ns_codec(); |
| 360 | f_init_pcuif(); |
| 361 | |
| 362 | /* Expect inbound NS-RESET procedure */ |
| 363 | as_rx_ns_reset_ack(oneshot := true); |
| 364 | |
| 365 | /* wait for one ALIVE cycle, then ACK any further ALIVE in the background */ |
| 366 | as_rx_alive_tx_ack(oneshot := true); |
| 367 | activate(as_rx_alive_tx_ack()); |
| 368 | |
| 369 | as_rx_ns_unblock_ack(oneshot := true); |
| 370 | |
| 371 | f_outgoing_ns_alive(); |
| 372 | |
| 373 | /* Expect BVC-RESET for signaling (0) and ptp BVCI */ |
| 374 | as_rx_bvc_reset_tx_ack(0, oneshot := true); |
| 375 | as_rx_bvc_reset_tx_ack(mp_gb_cfg.bvci, oneshot := true); |
| 376 | as_rx_bvc_unblock_tx_ack(mp_gb_cfg.bvci, oneshot := true); |
| 377 | |
| 378 | /* wait for one FLOW-CONTROL BVC and then ACK any further in the future */ |
| 379 | as_rx_bvc_fc_tx_ack(mp_gb_cfg.bvci, oneshot := true); |
| 380 | activate(as_rx_bvc_fc_tx_ack(mp_gb_cfg.bvci)); |
| 381 | setverdict(pass); |
| 382 | } |
| 383 | |
| 384 | /* test outbound (SGSN-originated) NS-BLOCK procedure */ |
| 385 | testcase TC_ns_so_block() runs on RAW_Test_CT { |
| 386 | f_init_ns_codec(); |
| 387 | f_init_pcuif(); |
| 388 | |
| 389 | /* Expect inbound NS-RESET procedure */ |
| 390 | as_rx_ns_reset_ack(oneshot := true); |
| 391 | |
| 392 | /* wait for one ALIVE cycle, then ACK any further ALIVE in the background */ |
| 393 | as_rx_alive_tx_ack(oneshot := true); |
| 394 | activate(as_rx_alive_tx_ack()); |
| 395 | |
| 396 | as_rx_ns_unblock_ack(oneshot := true); |
| 397 | |
| 398 | f_outgoing_ns_alive(); |
| 399 | |
| 400 | f_outgoing_ns_block(NS_CAUSE_EQUIPMENT_FAILURE); |
| 401 | setverdict(pass); |
| 402 | } |
| 403 | |
| 404 | |
| 405 | control { |
| 406 | execute( TC_ns_reset() ); |
| 407 | execute( TC_ns_reset_retrans() ); |
| 408 | execute( TC_ns_alive() ); |
| 409 | execute( TC_ns_alive_timeout_reset() ); |
| 410 | execute( TC_ns_unblock() ); |
| 411 | execute( TC_ns_unblock_retrans() ); |
| 412 | execute( TC_ns_full_bringup() ); |
| 413 | execute( TC_ns_so_block() ); |
| 414 | } |
| 415 | |
| 416 | } |