Fix spelling errors

examples/aloha-throughput.cc

@@ -207,7 +207,7 @@ main(int argc, char* argv[])
      *  Create Gateways  *
      *********************/
 
-    // Create the gateway nodes (allocate them uniformely on the disc)
+    // Create the gateway nodes (allocate them uniformly on the disc)
     NodeContainer gateways;
     gateways.Create(nGateways);
 

examples/complete-network-example.cc

@@ -59,7 +59,7 @@ main(int argc, char* argv[])
     cmd.AddValue("appPeriod",
                  "The period in seconds to be used by periodically transmitting applications",
                  appPeriodSeconds);
-    cmd.AddValue("print", "Whether or not to print various informations", print);
+    cmd.AddValue("print", "Whether or not to print various information", print);
     cmd.Parse(argc, argv);
 
     // Set up logging
@@ -201,7 +201,7 @@ main(int argc, char* argv[])
      *  Create Gateways  *
      *********************/
 
-    // Create the gateway nodes (allocate them uniformely on the disc)
+    // Create the gateway nodes (allocate them uniformly on the disc)
     NodeContainer gateways;
     gateways.Create(nGateways);
 

examples/frame-counter-update.cc

@@ -190,7 +190,7 @@ main(int argc, char* argv[])
         mac->TraceConnectWithoutContext("RequiredTransmissions", MakeCallback(&OnMacPacketOutcome));
     }
 
-    // Create the gateway nodes (allocate them uniformely on the disc)
+    // Create the gateway nodes (allocate them uniformly on the disc)
     NodeContainer gateways;
     gateways.Create(nGateways);
 

helper/lora-phy-helper.h

@@ -81,7 +81,7 @@ class LoraPhyHelper
     void Set(std::string name, const AttributeValue& v);
 
     /**
-     * Crate a LoraPhy and connect it to a device on a node.
+     * Create a LoraPhy and connect it to a device on a node.
      *
      * \param node the node on which we wish to create a wifi PHY.
      * \param device the device within which this PHY will be created.

model/adr-component.cc

@@ -104,7 +104,7 @@ AdrComponent::BeforeSendingReply(Ptr<EndDeviceStatus> status, Ptr<NetworkStatus>
     myPacket->RemoveHeader(mHdr);
     myPacket->RemoveHeader(fHdr);
 
-    // Execute the ADR algotithm only if the request bit is set
+    // Execute the ADR algorithm only if the request bit is set
     if (fHdr.GetAdr())
     {
         if (int(status->GetReceivedPacketList().size()) < historyRange)
@@ -202,8 +202,8 @@ AdrComponent::AdrImplementation(uint8_t* newDataRate,
 
     NS_LOG_DEBUG("SF = " << (unsigned)spreadingFactor);
 
-    // Get the device data rate and use it to get the SNR demodulation treshold
-    double req_SNR = treshold[SfToDr(spreadingFactor)];
+    // Get the device data rate and use it to get the SNR demodulation threshold
+    double req_SNR = threshold[SfToDr(spreadingFactor)];
 
     NS_LOG_DEBUG("Required SNR = " << req_SNR);
 

model/adr-component.h

@@ -113,7 +113,7 @@ class AdrComponent : public NetworkControllerComponent
 
     // Vector containing the required SNR for the 6 allowed SF levels
     // ranging from 7 to 12 (the SNR values are in dB).
-    double treshold[6] = {-20.0, -17.5, -15.0, -12.5, -10.0, -7.5};
+    double threshold[6] = {-20.0, -17.5, -15.0, -12.5, -10.0, -7.5};
 
     bool m_toggleTxPower;
 };

model/class-a-end-device-lorawan-mac.cc

@@ -464,7 +464,7 @@ ClassAEndDeviceLorawanMac::GetNextClassTransmissionDelay(Time waitingTime)
     NS_LOG_FUNCTION_NOARGS();
 
     // This is a new packet from APP; it can not be sent until the end of the
-    // second receive window (if the second recieve window has not closed yet)
+    // second receive window (if the second receive window has not closed yet)
     if (!m_retxParams.waitingAck)
     {
         if (!m_closeFirstWindow.IsExpired() || !m_closeSecondWindow.IsExpired() ||

model/end-device-lora-phy.cc

@@ -84,7 +84,7 @@ EndDeviceLoraPhy::~EndDeviceLoraPhy()
 
 // Downlink sensitivity (from SX1272 datasheet)
 // {SF7, SF8, SF9, SF10, SF11, SF12}
-// These sensitivites are for a bandwidth of 125000 Hz
+// These sensitivities are for a bandwidth of 125000 Hz
 const double EndDeviceLoraPhy::sensitivity[6] = {-124, -127, -130, -133, -135, -137};
 
 void

model/end-device-lora-phy.h

@@ -64,7 +64,7 @@ class EndDeviceLoraPhyListener
      * We are about to send the first bit of the packet.
      * We do not send any event to notify the end of
      * transmission. Listeners should assume that the
-     * channel implicitely reverts to the idle state
+     * channel implicitly reverts to the idle state
      * unless they have received a cca busy report.
      *
      * \param duration the expected transmission duration.

model/end-device-lorawan-mac.cc

@@ -186,7 +186,7 @@ EndDeviceLorawanMac::Send(Ptr<Packet> packet)
     {
         // Make sure we can transmit at the current power on this channel
         NS_ASSERT_MSG(m_txPower <= m_channelHelper.GetTxPowerForChannel(txChannel),
-                      " The selected power is too hight to be supported by this channel.");
+                      " The selected power is too high to be supported by this channel.");
         DoSend(packet);
     }
 }

model/lora-device-address.h

@@ -138,7 +138,7 @@ class LoraDeviceAddress
      *
      * Note that nwkId is 7 bits long, and this function expects the 7 least
      * significant bits to contain the nwkId. Similarly for the nwkAddr, the 25
-     * least signficant bits of the uint32 are those that are expected to
+     * least significant bits of the uint32 are those that are expected to
      * contain the nwkAddr.
      */
     void Set(uint8_t nwkId, uint32_t nwkAddr);

model/lora-frame-header.cc

@@ -420,7 +420,7 @@ LoraFrameHeader::GetFPending(void) const
 uint8_t
 LoraFrameHeader::GetFOptsLen(void) const
 {
-    // Sum the serialized lenght of all commands in the list
+    // Sum the serialized length of all commands in the list
     uint8_t fOptsLen = 0;
     std::list<Ptr<MacCommand>>::const_iterator it;
     for (it = m_macCommands.begin(); it != m_macCommands.end(); it++)

model/lora-phy.h

@@ -250,7 +250,7 @@ class LoraPhy : public Object
      * transmitted.
      *
      * Besides from the ones saved in LoraTxParameters, the packet's payload
-     * (obtained through a GetSize () call to accout for the presence of Headers
+     * (obtained through a GetSize () call to account for the presence of Headers
      * and Trailers, too) also influences the packet transmit time.
      *
      * \param packet The packet that needs to be transmitted.

model/lora-tag.h

@@ -100,7 +100,7 @@ class LoraTag : public Tag
      * This value works in two ways:
      * - It is used by the GW to signal to the NS the frequency of the uplink
          packet
-     * - It is used by the NS to signal to the GW the freqeuncy of a downlink
+     * - It is used by the NS to signal to the GW the frequency of a downlink
          packet
      */
     void SetFrequency(double frequency);

model/periodic-sender.h

@@ -41,12 +41,12 @@ class PeriodicSender : public Application
 
     /**
      * Set the sending interval
-     * \param interval the interval between two packet sendings
+     * \param interval the interval between two packet send instances
      */
     void SetInterval(Time interval);
 
     /**
-     * Get the sending inteval
+     * Get the sending interval
      * \returns the interval between two packet sends
      */
     Time GetInterval(void) const;

test/lorawan-test-suite.cc

@@ -1365,7 +1365,7 @@ PhyConnectivityTest::DoRun(void)
     NS_TEST_EXPECT_MSG_EQ(
         m_underSensitivityCalls,
         1,
-        "Packet that should have been lost because of low receive power was recevied");
+        "Packet that should have been lost because of low receive power was received");
 
     Reset();