diff --git a/Inc/ModemMain.h b/Inc/ModemMain.h
index 3a88a89..277da9d 100644
--- a/Inc/ModemMain.h
+++ b/Inc/ModemMain.h
@@ -5,6 +5,7 @@
 #ifndef MODEMMAIN_H
 #define MODEMMAIN_H
 
+#include <CmsisRtosThreadUtils.h>
 #include <SerialPortIO.h>
 #include <DeviceStorageIni.h>
 #include <Gnss.h>
@@ -287,8 +288,8 @@ typedef struct {
     md5a_context md5ctx_r;
 
     int32_t msgId;
-    char gsmIMEI[16];
-    char gsmSimId[16];
+    char gsmIMEI[32];
+    char gsmSimId[32];
 
     tGonetsAlmanac alms[50];
     int countAlmanac;
@@ -296,7 +297,11 @@ typedef struct {
     bool isModemCheck;
     uint32_t isEnableTracerTimeStamp;
 
+    struct {
+        bool pbDone;
+    } urc;
 
+    tStaticThreadBlock(512) urcT;
 } tModemMain;
 
 typedef struct __attribute__ ((packed)) {
diff --git a/Src/ModemMain.c b/Src/ModemMain.c
index bcdf20c..b85ad33 100644
--- a/Src/ModemMain.c
+++ b/Src/ModemMain.c
@@ -77,6 +77,33 @@ void ModemMain_Urc(tModemMain *env, tAtBuffer *buff) {
 //    LoggerInfoRaw(LOGGER, LOG_SIGN, buff->data, buff->len);
 }
 
+void ModemMainGsm_Urc(tModemMain *env, tAtBuffer *buff) {
+
+    if (AtBufferBeginWithStatic(buff, "PB DONE")) {
+        env->urc.pbDone = true;
+//        LoggerInfoStatic(LOGGER, LOG_SIGN, "Получена URC, MSD доставлен.")
+    }
+}
+
+_Noreturn void GsmWithGnss_urcThread_body(tModemMain *env) {
+    for (;;) {
+        if (osMutexAcquire(env->modemAtGsm.access, 5000) == osOK) {
+//            LoggerInfoStatic(LOGGER, LOG_SIGN, "--URC processor мьютэкс RMC захвачен")
+            //AtCmdProcessUnresolvedLines(&env->gsmAt);
+            while (AtCmdReceiveNextLine(&env->modemAtGsm, 150) == AT_OK) {
+                AtCmdProcessUnresolvedLine(&env->modemAtGsm);
+            }
+
+            osMutexRelease(env->modemAtGsm.access);
+//            LoggerInfoStatic(LOGGER, LOG_SIGN, "--URC processor мьютэкс RMC освобождён")
+        } else {
+            asm("nop");
+//                LoggerInfoStatic(LOGGER, LOG_SIGN, "Ошибка доступа (GsmWithGnss_urcThread_body)")
+        }
+        SystemDelayMs(40);
+    }
+}
+
 void ModemMain_Init(
         tModemMain *env,
         tGpios *gpios,
@@ -232,6 +259,11 @@ void ModemMain_Init(
             6000, 6000
     );
 
+    AtCmdSetUrcProcessor(&env->modemAtGsm, env, ModemMainGsm_Urc);
+
+    InitThreadBlock(env->urcT, "gsm_urc", osPriorityNormal);
+    ThreadBlock_Start(env->urcT, env, GsmWithGnss_urcThread_body);
+
     env->location.region = env->store->nvm.Settings_Frequency_Speed.RegionRegistr_v;
 
     env->stateRequest.stateReqReg = StateReqRegNoSendStatus;
@@ -852,6 +884,20 @@ bool sendI2c() {
     return true;
 }
 
+
+AtCommandResult AtCmdWaitPbDone(tModemMain *env, uint32_t retryInterval, uint32_t timeout) {
+    uint32_t endMs = SystemGetMs() + timeout;
+    while (endMs > SystemGetMs()) {
+        if (env->urc.pbDone) {
+            return AT_OK;
+        } else {
+            SystemDelayMs(retryInterval);
+        }
+    }
+    return AT_TIMEOUT;
+}
+
+
 static _Noreturn void ModemMain_Thread(tModemMain *env) {
     bool result;
 
@@ -993,9 +1039,13 @@ static _Noreturn void ModemMain_Thread(tModemMain *env) {
 
 
     bool isGsmStart = false;
-    if (AtCmdWaitOk(&env->modemAtGsm, 100, 10000) == AT_OK) {
+
+    if (AtCmdWaitPbDone(env, 100, 20000) == AT_OK) {
         isGsmStart = true;
     }
+//    if (AtCmdWaitOk(&env->modemAtGsm, 100, 10000) == AT_OK) {
+//        isGsmStart = true;
+//    }
 
     memset(env->gsmIMEI, 0, sizeof(env->gsmIMEI));
     memset(env->gsmSimId, 0, sizeof(env->gsmSimId));