Vb Net Send Tcp Packet

0 would demonstrate a network sniffer sample that can parse IP, TCP, UDP, and DNS packets. #Region "try send packet" Public Sub Send (data As String) ' Well when i was inspecting packets , TCP and UDP , TCP packet contains 54. openssl smime her-cert. Printer Friendly Version Often we need to use TCP over IP sockets to do communications instead of the familiar HTTP protocol that web developers are used to. Then, join our Getting Started group, introduce yourself, and start exploring! Want to offer feedback, or share your ideas? We'd love to hear from you!. Not to belabor the point, but if you send a serial stream of TCP packets (FTP, rsync or almost any of the protocols mentioned in this doc), the rate at which you can send them, receive verification, and send another decreases as the ping time increases. Packet Sniffer VB. Demo TCP/IP Sending(Write) Data From Server To Client Naeem Akram. The packets statistics is grouped by the Ethernet Type, IP Protocol, Source/Destination Addresses, and Source/Destination ports. packets Software - Free Download packets - Top 4 Download - Top4Download. \sources\com\example\graphics\Rectangle. Set server port address. This post has been edited by andrewsw: 22 March 2015 - 09:20 AM. I recently decided to convert from vb6 and I was using Winsock before, and now have decided to convert over to vb. edu IP Send an IP datagram to 128. A Socket is an End-Point of To and From (Bidirectional) communication link between two programs (Server Program and Client Program ) running on the same network. This is the place where you can post questions, tricks, tips, and other observations about creating applications that specifically take advantage of natural input methods of ink and touch. The command generated this packet, which was then placed on our network and sent to a DNS server on the Internet. net that only reads the packets send and display them in the console window. NOTE: Project has moved to github, including file downloads. There are methods Socket. In order for TcpClient to connect and exchange data, a TcpListener or Socket created with the TCP ProtocolType must be listening for incoming connection requests. Send method. 15 Testing Connections. It is always a good idea to keep broadcast messages to less than 1500 bytes to avoid problems. My network administrator says Windows will try to retransmit a packet 5 times if it has not been delivered and there must be at least 4 - 5 mins of downtime between hosts for Windows to close the tcp connection, which doesn't seem to happening. Then you can log all packets that are Ethernet packets and IP packets and tcp packets and go from your computer of any port to a specific computer of a specific port. file transfers, keep in mind that UDP is not reliable. CRC for each data packet will be calculated automatically. Reply; mgebhard All. I'm really wondering is there any kind of software that I could install my PC which I could setup as like a dummy printer to capture this postscript data. to send the MON_GETLIST command to the server at 1xx. It can communicate directly to an Excel spreadsheet. Check out the man page, you could specify ipv4 / v6 with a lot more. You can try to reset TCP/IP if you have Internet connection issues. 9 TCP Transmission Control Protocol. Only combining the tcp packets to a continous stream may be complicated. TCP/IP allows computers of different systems and architectures to communicate with one another without limitations. If the network buffer is smaller than the amount of data you provide the Write method, several network send operations will be performed for every call you make to the Write method. Hope this helps,. The Client Socket Program is a Windows based application. I used his work as a take-off point, and wish to thank him. Proxy Scan - A proxy ( SOCKS or HTTP ) is used to perform the scan. In the TCP protocol first a connection is established by. This article by Rolando Lopez describes how to build a TCP/IP component in Visual Basic that you can use to connect to another machine and exchange data. NET environment, based on the famous pcap / WinPcap libraries. Please thumbs up/down/comment if you have. Developers from all over the world come together to share knowledge, source code, and tutorials for free to help their fellow programmers - Professional Developers, Hobbyists and Students alike. TCP SYN scanning : This technique is often referred to as "half-open" scanning, because you don't open a full TCP connection. hello sir, I have created server program using visual studio 2015 C#, i am connecting to esp2866. How to hook Winsock and send a packet? Hello, I'm having difficulties trying to figure out a way to send packets to a game (In this case World of Warcraft Wrath of the Lich King (3. Sending and Receiving String via UDP. the server is sending you the continue status codes, prompting you to finish sending your message (i. MODBUS RTU, MODBUS ASCII, MODBUS/TCP. DLMS packet sending format over Modbus protocol. Send and Socket. Most importantly UDP is a connectionless protocol. Check out the man page, you could specify ipv4 / v6 with a lot more. NET or C# on how to send large files via using TCP for initiating a. Has anyone worked with TCP/IP socket in Windows Phone? I'm using Windows Phone 7 and I would like my app to communicate with my server which my client will send some data to the server and the server will also send some data to the client, It's more like chat server, but I'm not using it for chatting. cx from the prompt of our Linux server. The Server Socket Program here is a VB. Once a close has been signaled, the client MUST NOT send any more requests on that connection. Does anyone have an example in VB. At which event is an entry in the ARP table removed/replaced, if the host detects problems sending packets to the. NET Framework, car les périphériques qui exécutent la version complète de. The demo can be restarted to send and receive more messages. Visual basic alone can not do what you need to. Then you can log all packets that are Ethernet packets and IP packets and tcp packets and go from your computer of any port to a specific computer of a specific port. I want each packet to have a very generic architecture such as <80> for google. NOTE: Project has moved to github, including file downloads. In this article, we'll talk about the code involved in implementing UDP vs TCP in Golang. - On sending, the component serializes the object in wants to send into a stream of bytes (packet) first and then sends it by calling the Socket object's synchronous Send() method. The Master (or Client in Modbus TCP) establishes a connection with the Slave (or Server). I am working on a home project with Lightwave RF and Arduino. share Receive from 1 Tcp and send to 2 UDP and vice versa. Net Imports System. So, if your trading server is sending a zero window message, it's more likely that there is a problem on the server and/or with the trading application. As I mentioned TCP ensures packet arrival so the coder is left to write a protocol for the packets to follow on top of the TCP protocol to ensure they are. How to send a JSON data packet back to requestor. 2) if you call channelFactory. Here TCP is not required. Free download runs in demo mode with full functionality. In this article, we are going to discuss those differences. OK, I Understand. NET environment, based on the famous WinPcap component. When troubleshooting, the ping command is used to send an ICMP echo request to a target host name or IP address. Part of the TCP networking code involves having a "window" of packets that get sent by the server before the client acknowledges the packets. When you call the Send method it returns number of bytes which were „sent". When you call the Send method it returns number of bytes which were „sent“. etc do the same thing with receiving network packets. Hi all, I got into some trouble trying to bind to a specific IP address. I have a tcp server running my localmachine. Net socket example. What is this TCP Port Scan? The TCP Port Scan will test an IP Address for common open ports. It is based on a subset of the JavaScript Programming Language Standard ECMA-262 3rd Edition - December 1999. ) are enabled. Can some one show some simple example ? What I want to do is open a very simple telnet. This is the place where you can post questions, tricks, tips, and other observations about creating applications that specifically take advantage of natural input methods of ink and touch. - Is a standard Windows DLL that does not depend on support libraries. You can use a converter such as Telerik's if you want to see what VB code would look like. NET Web Services or Web Site TCP Spy. NET is an enhanced collection of sockets controls, boasting a newly designed API that is intuitive and easy to use. Eine MSComm Alternative. NET codes from the. MODBUS power meter data logging (easy method) Sunspec-compatible MODBUS power meters, inverters (easy method) MODBUS RTU/TCP polling: Configuring master station (MODBUS RTU, MODBUS TCP, requests, response items). I found that the best app to monitor for me was wireshark. NET Server Socket Program The Socket Programming has two sections. Packet Capture and Analayzer Packet capture and analyzer program. Infiniband is a switched fabric protocol used in Storage Area Networks and specific data center applications (perh. It’s mostly the receiving code that gets more complex. Since TCP Keepalives are TCP segments without data (and the SEQ number set to one less than the current SEQ number), Keepalive usage bandwidth usage can simply be neglected. port == 14550 or similar as the filtering command to only show that traffic. Each time I input the data to send and press Enter, the client sends a TCP packet to the server. We need to kill that ESTABLISHED connections as new connection are not happenei | The UNIX and Linux Forums. If i don't get a message, i assume it was shut down. These packets and other extended options can be defined on the command line, in a packet file, or combination of the two. net Chat For Local Network Chat or File Transfer With The Winsock Control Over TCP/IP Chat With Custom Interface For Your Local Network. Asked in VBNET , Barcodes, How To How TCP/IP can be verified as. I would highly recommend that you use WinPcap. Most users can get by with the MB/TCP support built into the S7-1200 PLCs and should integrate nicely with VB. The device connects to a PC using a TCP socket connection. net like the following: It's not a TCP/IP packet, it's. The user will send a FIN and will wait until its own FIN is acknowledged whereupon it deletes the connection. SharpPcap is a packet capture framework for the. Sometimes, the data comes across truncated. It can communicate directly to an Excel spreadsheet. Since TCP Keepalives are TCP segments without data (and the SEQ number set to one less than the current SEQ number), Keepalive usage bandwidth usage can simply be neglected. It is useful for connections with remote locations where a small code footprint is required and/or network bandwidth is at a premium. PowerTCP Sockets for. In UDP, no connection is established. Applications that require the transport protocol to provide reliable data delivery use the TCP because it verifies that data is delivered across the network accurately and in the proper sequence. In my case, I give it a byte[] with length 300 (260 being the max a modbus packet will be over tcp) and then wait for it to call back to me. In this tutorial we will explain how it works in a very easy to follow language. I am writing a web app to control Zoom Player on my HTPC. NET Forums on Bytes. I have a VC. In this post we delve. file transfers, keep in mind that UDP is not reliable. Applications that require the transport protocol to provide reliable data delivery use the TCP because it verifies that data is delivered across the network accurately and in the proper sequence. If the remote host is down, the local host’s TCP stack will time out waiting for the reply and kill the connection. Developers from all over the world come together to share knowledge, source code, and tutorials for free to help their fellow programmers - Professional Developers, Hobbyists and Students alike. Server Side: We got a working thread which listens packets coming from clients for the selected port number. /help: Use this switch to display detailed information about the net send command. Top free tcp client and server communication for vbnet downloads. To send the magic packet, simply enter the system’s MAC address into the window, as shown in Figure B. it then starts informs this address it's own address by sending another predefined package to it, preferably a tcp one in another port. Sending UDP packets from the command line Posted on March 15, 2012 by moy Although is pretty easy to write a perl/python script to send UDP data, I wanted to be able to send a UDP message from the command line to test some code quickly. " /Open Fold Strings = "Do While" "If" "ElseIf" "Function" "Sub" "With" "For" "Select Case" "Case Else" "Case" "Else" /Close Fold Strings = "ElseIf" "End If" "End Function" "End Sub" "End With" "Loop" "Next" "Wend" "End Select" "Case Else" "Case" "Else" /Ignore Fold Strings = "Exit Function" "Exit Sub" "Declare Function" /C1"Functions" STYLE. More Tutorials about Transmission. Welcome to the fourth part of MQTT Essentials. Can some one show some simple example ? What I want to do is open a very simple telnet. Earlier in this series, we covered the basics of the publish/subscribe model. It is often useful to see the contents of the packets as well. VBnet provides Intermediate and Advanced Win32 API code for VB developers. These include TCP-based services such as HTTP, UDP services like DNS, and applications that use a combination of TCP and UDP, such as the Real Time Streaming Protocol (RTSP). to send the MON_GETLIST command to the server at 1xx. Net - Duration Packet Transmission across the. The docs say to quit ZP, send 5100,fnExit + ASCII 13/10 to port 4769. Can I send TCP without port forwarding or will I have to use something else? Thanks in advance. OK, I Understand. NET] organizing asychronous sockets with sessions (TCP) By Sirisian , April 24, 2007 in Networking and Multiplayer This topic is 4562 days old which is more than the 365 day threshold we allow for new replies. Demo TCP/IP Sending(Write) Data From Server To Client Naeem Akram. We need two programs for running a socket program. Hello everybody! Here I am again to show you a simple, or maybe I can say the simplest way to build a server client application using C#. This bug was easily exploited in early TCP/IP implementations in a wide range of operating systems including Windows, Mac, Unix, Linux, as well as network devices like printers and routers. It's comparable to ISP's that block. A FIN says no more data from the sender. TCP/IP Builder is a Windows Socket testing tool. NET Architect SQL All Topics TcpClient connect to TcpSrv and sends Client information data packet to. NET Supports Function Codes: - Read Coils (FC1) - Read Discrete Inputs (FC2) - Read Holding Registers (FC3) - Read Input Registers (FC4) - Write Single Coil (FC5) - Write Single Register (FC6) - Write Multiple Coils (FC15) - Write. java \classes \classes\com\example\graphics. As for converting Modbus/UDP (or Modbus/TCP) to Modbus ASCII or Modbus RTU, we have some converters that are specifically designed to do this. It is not intended to listen to any frames which may be sent in response. One issue with the original ping utility is that it was only intended to use Transmission Control Protocol, or TCP. We simply take the Modbus message out of the UDP or TCP packet and then send it out the serial port as Modbus ASCII or RTU. Oggi andremo a parlare di Sniffer Web, quindi andremo a "Sniffare" pacchetti TCP e UDP. this can tell you when the TCP Connection gets established (the 3 way handshake has completed) or non TCP connections come up (either a non tcp packet is received, or sent, creating a new flow). Packet Garden. You can do this by adjusting the protocols supported by the instance in SQL Server Configuration Manager rather than hard-coding things in your connection string (this makes it easier to make changes or to troubleshoot). I'm Updating an application that uses UDP on TCP/IP to send messages back and forth. Udp Packets Encapsulation Codes and Scripts Downloads Free. We need two programs for running a socket program. A Socket is an End-Point of To and From (Bidirectional) communication link between two programs (Server Program and Client Program ) running on the same network. Ciao a tutti ragazzi! Benvenuti in questo nuovo video. Sending with Raw Sockets. Simply Modbus TCP Client. IP then places the data in a packet (or datagram) and transmits it. When it comes to the industrial protocols that we support here at Robotiq, one of the most frequent questions that gets asked is certainly: what is the difference between Ethernet/IP and TCP/IP? Indeed, for a person unfamiliar with this subject, this can be quite confusing. Hello, I'm trying to simulate an embedded device by using a. You can connect to this listener in one of. It's mostly the receiving code that gets more complex. 2) if you call channelFactory. AVL packet id (1 byte) id identifying this AVL packet Module IMEI IMEI of a sending module encoded the same as with TCP AVL data array array of encoded AVL data. For OUTBOUND traffic at any transport layer (OUTBOUND_TRANSPORT, DATAGRAM_DATA, STREAM_PACKET, etc) the initial packet offset is at the transport header. I am developing a consol appliacation in VB. Simple web-page source downloader worked via proxy server, if is present in system. In this article, we are going to discuss those differences. It's pretty easy to make a packet (so called magic packet) and broadcast it in the network. Question about two way communication using UDP. Whereas the IP protocol deals only with packets, TCP enables two hosts to establish a connection and exchange streams of data. The first is to just send the initial packet in a TCP connection, which will elicit a response from a server with an open port, but will be seen as a connection attempt. Supports binary and string messages, automatic string trimming, and end-of-message delimiter (newline by default). The TCP/IP Send block sends data from your model to remote machines using the TCP/IP protocol. " There is no way to send a packet of data over TCP; that function call does not exist. I've never written any C# networking, but I have used TCP-based stream sockets to transfer messages in Linux. Microsoft account. Connect using SqlConnection, Context Connection, SQLNCLI11 OLEDB, SQLNCLI10 OLEDB, SQLNCLI OLEDB, sqloledb, SQLXMLOLEDB. You can do this because of the TCP/IP specifications, as a sort of duplicate ACK, and the remote endpoint will have no arguments, as TCP is a stream-oriented protocol. ) Unfortunately, this is futile, for the following reasons: Even if the sender manages to send its packets individually, the receiving TCP/IP stack may still coalesce the received packets into a single packet. I used his work as a take-off point, and wish to thank him. UDP is required. Encoding Public Class Form1 Dim publisher As New. Most users can get by with the MB/TCP support built into the S7-1200 PLCs and should integrate nicely with VB. The following is the brief description of the server and the client programs specifically. Now suppose I receive a TCP packet from the game server, telling the user that his global ranking is now different from when he started the game. I said last time I would write a Rails code, but, promise to do that next time. Close() that will close all the outstanding connections. Exploring the anatomy of a data packet. The user will send a FIN and will wait until its own FIN is acknowledged whereupon it deletes the connection. If you are using a connectionless protocol, you must call Connect before calling this method, or Send will throw a SocketException. Net receives. Hi Guys, I am trying to send bytes over TCP/IP using the StreamWriter and/or the BinaryWriter. For the moment, I just want to send a receive a packet. How can you send events and historical data? Enron Modbus includes commands for moving events and historical data. Tcp server: use StreamWriter and StreamReader to read and write to a client: 33. and you can send some data in the format that it can recoginze and response, or that's to say, sending data according to the communication protocal. The FreeVBCode site provides free Visual Basic code, examples, snippets, and articles on a variety of other topics as well. It'll dissect the packets and show you the information being sent by each, and you can then use udp. NET Supports Function Codes: - Read Coils (FC1) - Read Discrete Inputs (FC2) - Read Holding Registers (FC3) - Read Input Registers (FC4) - Write Single Coil (FC5) - Write Single Register (FC6) - Write Multiple Coils (FC15) - Write. Send and Receive UDP String. ' Note: Technically, the ReceiveString may not receive the ' complete string, although it's highly probable given the short ' length of the "Hello World!" message. UDP is different from TCP in a number of ways. Sockets LAN is a method used to communicate with the signal generator over the LAN interface using the Transmission Control Protocol/Internet Protocol (TCP/IP). UDP stands for User Datagram Protocol and is an alternative protocol to TCP the most common protocol used for data transfer over the internet. As with other protocols, a special message format is used containing the information required for each step of the resolution process. If you have no knowledge of the Linux kernel, yet are interested in the contents of network packets, raw sockets. Send and Socket. Encoding Public Class Form1 Dim publisher As New. Use tcpkill command to kill specified in-progress TCP connections. The TcpClient class provides simple methods for connecting, sending, and receiving stream data over a network in synchronous blocking mode. - PcapDotNet/Pcap. Sequential packet or pseudostream socket where each send on the socket represents a packet on the network but message boundaries are not preserved on the receiver side. tcp send message Overflow!! How do I send and recive no both TCP client and server VB. We have a propriety system that talks to various printers across multiple sites via TCP/IP. TCP, UDP, SSL. In the TCP protocol first a connection is established by. I like to get some information’s about smelly code that I missed and what I could. but i dont want to wait for data. Comprehensive Code, FAQ, Developers Resources & News, alphabetical API/Type/Constant/Method Index, along with the largest Visual Basic-related links list on the net. If you notice you send a certain packet each time, then you can start from there. Free Download ×. In this post we delve. You will be able to create a socket manually, connect it (or listen for connections), send and receive data through it. It is based on a subset of the JavaScript Programming Language Standard ECMA-262 3rd Edition - December 1999. TCPClient. Then if you send get message, effectively you are doing http protocol. --tcp-nodelay This macro sets the TCP_NODELAY socket flag on the server as well as pushes it to connecting clients. There is an article here (Sending Files using TCP), although it is in C#. Question about two way communication using UDP. For your data only counts you will need to subtract the size of the transport header (indicated in FWPS_METADATA_FIELD_TRANSPORT_HEADER_SIZE). Udp Packets Encapsulation Codes and Scripts Downloads Free. Sending large message over TCP Mini Spy the most stable/reliable method i've come across is where you send a packet and don't send anymore until the client responds with some form of. NET or C# on how to send large files via using TCP for initiating a. Sending Sequences of Values. In either cases packets are typically dropped randomly. net website, i tried the method describd at the following link but it didn't work for me as you can see SocketException An attempt was made to access a socket in a way forbidden by its access permissions. Packet Garden captures information about how you use the internet and uses this stored information to grow a private world you can later explore. MQTT is a machine-to-machine (M2M)/"Internet of Things" connectivity protocol. Protocol Scan - Determines what IP level protocols (TCP, UDP, GRE, etc. See the description for a link to the replacement sample. Net How to Connect Access Database to VB. NET Framework 4. Serial Communication ActiveX Control. Realterm has SENDQUIT, CAPQUIT, and PORTQUIT commands. This is great for, erm, testing the DoS security of one of your own servers. This is bad. Modbus TCP/IP Unplugged - An introduction to Modbus TCP/IP Addressing, Function Codes and Modbus TCP/IP Networking 1. Then, join our Getting Started group, introduce yourself, and start exploring! Want to offer feedback, or share your ideas? We'd love to hear from you!. I want each packet to have a very generic architecture such as <80> for google. It is based on a subset of the JavaScript Programming Language Standard ECMA-262 3rd Edition - December 1999. This tutorial covers the client socket programming. Client Socket Program. I am trying to use netcat to send a simple message over TCP, e. It is not intended to listen to any frames which may be sent in response. Electrons travel at a consistent speed and the trigger is pulled when you send a packet. Does anyone have an example in VB. html somewhere on your hard drive. A ten-part blog series on the core features and concepts of the MQTT protocol. NET Framework. Send and Socket. Packet Sniffer VB. Send and Socket. Simple Multi-User TCP/IP Client/Server Example (Depreciated!) This sample is now obsolete. Before the sending device and the receiving device start the exchange of data, both devices need to be synchronized. SENDQUIT sends files then quit. I hacked up a little instant messaging application that seems to work has some little problems but the world isn't in need of more IM clients. Using a text editor, copy the following code and save it as websocket. pem -encrypt -in my-message. TCP/IPv4 vs. ARP Message Format. net as vb6 wont be supported in the future, and a lot of the applications in vb6 don't work very well with Vista. it then starts informs this address it's own address by sending another predefined package to it, preferably a tcp one in another port. In order for TcpClient to connect and exchange data, a TcpListener or Socket created with the TCP ProtocolType must be listening for incoming connection requests. Demo TCP/IP Sending(Write) Data From Server To Client Naeem Akram. Introduction to TCP/IP By definition, TCP/IP is a suite of protocols that allow any system to connect to any other system using any network topology. NET language such as C# and VB. IP Load is designed to send a large number of IP frames to an individual (or broadcast) address, using a specific TCP or UDP port, and allowing a user defined data packet. Also, SQL Server will use the same network stack, over which the request was received, to send the response back to the client. Before returning, this send process needs to make sure that the other end received the packet (this is where the reliability part comes into the picture). New to Oracle Community? Be sure to check out our FAQ and read through the Community Guidelines. As soon as a TCP packet with destination port 9999 arrives at server A, it should be forwarded to server B (ip: 10. NET is a small application used to trace TCP packets between a client and a server. The main advantage of UDP is that it works three times faster than TCP. NET Visual Basic 7 code signing my vb. Now that I've established a UDP P2P (peer-to-peer) connection with the remote device, I have to send data. TCP, UDP, SSL. The program can create a data flow, wrap it to data packets (RS232, TCP/IP or UDP) and send to a port. There are methods Socket. NET Framework en général ne peut pas résoudre les différents ports d'e/s numériques. AVL packet id (1 byte) id identifying this AVL packet Module IMEI IMEI of a sending module encoded the same as with TCP AVL data array array of encoded AVL data. Then if you send get message, effectively you are doing http protocol. I'm 99% sure this due to packet size limitations on TCP. Has anyone worked with TCP/IP socket in Windows Phone? I'm using Windows Phone 7 and I would like my app to communicate with my server which my client will send some data to the server and the server will also send some data to the client, It's more like chat server, but I'm not using it for chatting. The sending code here is usable for almost any messaging scheme - in Python you send strings, and you can use len() to determine its length (even if it has embedded \0 characters). The Presenter connects the above. I figuired I'd share it with all. HTTP Sniffer - Capture HTTP packets, monitor Internet web traffic, and show URL visited by LAN users. When using the original systems controller, I can look at the packet that is sent and see very specifically that there is a section for "eXtensible Markup Language" that has everything laid out properly. Packet Capture and Analayzer Packet capture and analyzer program. So, TCP slowly builds speed up as it increases the window size by one packet per ack. I found that the best app to monitor for me was wireshark. This site uses cookies for analytics, personalized content and ads. Demo TCP/IP Sending(Write) Data From Server To Client Naeem Akram. Imports System. MSComm Ersetzen. Modbus TCP, Modbus UDP and Modbus RTU client/server library for. The system only outputs Postscript, which obviously sends via TCP/IP. I am tying (desperately) to find a simple example of sending a single UDP command as a UDP packet to the Lightwave Hub to control lighting etc. cx from the prompt of our Linux server. Thus, they must include an Internet Group Management Protocol (IGMP) implementation in their TCP/IP stack. You should know about framing protocols, find a good way to handle your buffers, be experienced at asynchronous code and debugging that code. The fact-checkers, whose work is more and more important for those who prefer facts over lies, police the line between fact and falsehood on a day-to-day basis, and do a great job. Today, my small contribution is to pass along a very good overview that reflects on one of Trump’s favorite overarching falsehoods. Namely: Trump describes an America in which everything was going down the tubes under  Obama, which is why we needed Trump to make America great again. And he claims that this project has come to fruition, with America setting records for prosperity under his leadership and guidance. “Obama bad; Trump good” is pretty much his analysis in all areas and measurement of U.S. activity, especially economically. Even if this were true, it would reflect poorly on Trump’s character, but it has the added problem of being false, a big lie made up of many small ones. Personally, I don’t assume that all economic measurements directly reflect the leadership of whoever occupies the Oval Office, nor am I smart enough to figure out what causes what in the economy. But the idea that presidents get the credit or the blame for the economy during their tenure is a political fact of life. Trump, in his adorable, immodest mendacity, not only claims credit for everything good that happens in the economy, but tells people, literally and specifically, that they have to vote for him even if they hate him, because without his guidance, their 401(k) accounts “will go down the tubes.” That would be offensive even if it were true, but it is utterly false. The stock market has been on a 10-year run of steady gains that began in 2009, the year Barack Obama was inaugurated. But why would anyone care about that? It’s only an unarguable, stubborn fact. Still, speaking of facts, there are so many measurements and indicators of how the economy is doing, that those not committed to an honest investigation can find evidence for whatever they want to believe. Trump and his most committed followers want to believe that everything was terrible under Barack Obama and great under Trump. That’s baloney. Anyone who believes that believes something false. And a series of charts and graphs published Monday in the Washington Post and explained by Economics Correspondent Heather Long provides the data that tells the tale. The details are complicated. Click through to the link above and you’ll learn much. But the overview is pretty simply this: The U.S. economy had a major meltdown in the last year of the George W. Bush presidency. Again, I’m not smart enough to know how much of this was Bush’s “fault.” But he had been in office for six years when the trouble started. So, if it’s ever reasonable to hold a president accountable for the performance of the economy, the timeline is bad for Bush. GDP growth went negative. Job growth fell sharply and then went negative. Median household income shrank. The Dow Jones Industrial Average dropped by more than 5,000 points! U.S. manufacturing output plunged, as did average home values, as did average hourly wages, as did measures of consumer confidence and most other indicators of economic health. (Backup for that is contained in the Post piece I linked to above.) Barack Obama inherited that mess of falling numbers, which continued during his first year in office, 2009, as he put in place policies designed to turn it around. By 2010, Obama’s second year, pretty much all of the negative numbers had turned positive. By the time Obama was up for reelection in 2012, all of them were headed in the right direction, which is certainly among the reasons voters gave him a second term by a solid (not landslide) margin. Basically, all of those good numbers continued throughout the second Obama term. The U.S. GDP, probably the single best measure of how the economy is doing, grew by 2.9 percent in 2015, which was Obama’s seventh year in office and was the best GDP growth number since before the crash of the late Bush years. GDP growth slowed to 1.6 percent in 2016, which may have been among the indicators that supported Trump’s campaign-year argument that everything was going to hell and only he could fix it. During the first year of Trump, GDP growth grew to 2.4 percent, which is decent but not great and anyway, a reasonable person would acknowledge that — to the degree that economic performance is to the credit or blame of the president — the performance in the first year of a new president is a mixture of the old and new policies. In Trump’s second year, 2018, the GDP grew 2.9 percent, equaling Obama’s best year, and so far in 2019, the growth rate has fallen to 2.1 percent, a mediocre number and a decline for which Trump presumably accepts no responsibility and blames either Nancy Pelosi, Ilhan Omar or, if he can swing it, Barack Obama. I suppose it’s natural for a president to want to take credit for everything good that happens on his (or someday her) watch, but not the blame for anything bad. Trump is more blatant about this than most. If we judge by his bad but remarkably steady approval ratings (today, according to the average maintained by 538.com, it’s 41.9 approval/ 53.7 disapproval) the pretty-good economy is not winning him new supporters, nor is his constant exaggeration of his accomplishments costing him many old ones). I already offered it above, but the full Washington Post workup of these numbers, and commentary/explanation by economics correspondent Heather Long, are here. On a related matter, if you care about what used to be called fiscal conservatism, which is the belief that federal debt and deficit matter, here’s a New York Times analysis, based on Congressional Budget Office data, suggesting that the annual budget deficit (that’s the amount the government borrows every year reflecting that amount by which federal spending exceeds revenues) which fell steadily during the Obama years, from a peak of $1.4 trillion at the beginning of the Obama administration, to $585 billion in 2016 (Obama’s last year in office), will be back up to $960 billion this fiscal year, and back over $1 trillion in 2020. (Here’s the New York Times piece detailing those numbers.) Trump is currently floating various tax cuts for the rich and the poor that will presumably worsen those projections, if passed. As the Times piece reported: