Socket wanงาน

We are seeking a highly skilled Node.js developer with experience in building text streaming applications. The project involves developing a robust and scalable text processing pipeline that can handle [briefly describe the data source and volume]. Key Responsibilities: QA Existing Design and implementation of our Node.js application for ef...analysis. Check mechanisms for error handling and logging. Ensure the application is scalable and performant. Provide clear and concise points what is Ok and what can be improved. Required Skills: Strong experience with Node.js development. Proficiency in text processing techniques (e.g., regular expressions, text manipulation). Familiarity with real-time data processing concepts. Experience with Socket. Excellent problem-solving and debuggi...

With I can connect to the websocket via the web browser. But I want to connect to this socket with nodejs, unfortunately I couldn't get a successful connection. I am ready to pay a fee to an experienced websocket and autobahn person just for a successful connection to websocket.

I'm currently seeking an expert in MongoDB, Node.js, and Socket-IO. My application, specifically the aspect of data retrieval and display, is suffering from slow queries leading to suboptimal performance. Your task will include: 1. Identifying: Look into the current system and detect the exact spots causing delay. 2. Rectifying: Once detected, your task will be to rectify the problems and rewrite the slow queries. Skills and Experience • Strong knowledge of MongoDB, Node.js, and Socket-IO • Proven experience in optimizing database queries • Proficient in real-time applications, specifically dealing with data display and retrieval Please note that there's no maximum limit to the amount of data that should be retrieved and displayed without signific...

...= socket_create_listen($listen_port); if ($sock === false) { $errorcode = socket_last_error(); $errormsg = socket_strerror($errorcode); $this->logger->error($this->logPrefix . "Couldn't create socket: [$errorcode] $errormsg"); return Command::FAILURE; } socket_getsockname($sock, $addr, $port); $this->logger->warning($this->logPrefix . "Server Listening on $addr:$port"); while ($c = socket_accept($sock)) { $this->logger->warning($this->logPrefix . "Socket Open"); $buffer = ""; $buffer2 = ""; while (true) { $line = socket_read($c, 512); ...

I'm looking for a highly skilled network architect to craft both a Local and Wide Area Network (LAN and WAN) designs tailored to support less than 50 connective devices. Mostly, your design should focus on facilitating seamless Internet access. The chosen freelancer should; - Be well-versed in LAN and WAN design and implementation - Have a deep understanding of network security to ensure the created network is impervious to threats. - Possess solid report writing ability to produce clear and concise documents outlining the network structure. The ideal freelancer should posses a wealth of experience in network security, LAN and WAN design, and report writing. Your work will not only be designing, but ensuring that the design is well implemented and impregnable to...

...volume TCP connections and socket management. Key Responsibilities: - The primary task will be real-time data processing. - Handling high volume of TCP connections efficiently. - Proficient socket management. - Ensuring the stability and reliability of the system under high data volume processing. Ideal Skills and Experience: - Expert level of experience with Java Netty framework. - Proven track record in handling high volume TCP connections. - Previous experience in real-time data processing systems. - Strong understanding of socket management. - Ability to optimize system performance and reliability under high volume data processing. Your understanding and experience with Java Netty framework, coupled with your expertise in high volume TCP connections and so...

Zeek ntrusion Detection System - in Ubuntu a virtual network. - Based on the project goal, the emphasis is on monitoring network traffic efficiently. - The type of network traffic to be monitored was not specified, thus a capability to monitor both LAN and WAN traffic would be ideal. Required Skills & Experience: - Proficiency in network monitoring and security. - Extensive experience with setting up and configuring the Zeek intrusion detection system. - Solid knowledge of virtual networks. - Without a clear direction on the type of traffic to be monitored, a broad perspective is essential, to handle both LAN & WAN traffic. Your bid should demonstrate your experience with intrusion detection systems, specifically Zeek, and your understanding of network security.

I am creating my own video game, and i am working alone. I require the exceptional talent of a voice actor capable of delivering a compelling elderly British accent for a dramatic role in my project. Key Requirements: - Prefer of British accent - Ability to convincingly portray an elderly character - Ex... preferably in an elderly range Your task will involve bringing an elderly character to life in a dramatic story context. Interpretation of the narrative and delivering the right emotional depth is crucial for the role. The character is a Elder master, tired, he tells a history of the past, he lost his apprentice and when she is back he lead her to save her home. He feels like Yoda or Old obi wan kenobi. Character for a game Attached an audio in portuguese of his orig...

...of the property and one at the rear of the property all doors are to have a self-closing mechanism, smart locks with fingerprint, facial recognition, the garage door must be armoured please see link before for examples of doors and gates all internal doors must also be armoured with a self-closing mechanism as well but must bust be light enough for a young child to open and close with ease. All socket outlets are to be UK standard 3-pin sockets with USB type C ports, all lights to be led, all heating is to be done by electrical heaters and AC, main entrance should have a led chandelier. Property to get power from battery 2x battery packs that can individually be turned off in an emergency or when under maintenance, solar panels to be installed on the roof for power for the whol...

Hi Wan Muhamad Haniff Fikry A., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

...coming from the server to the client over UDP socket to be encrypted with DTLS, and it should appear as DTLS in the protocol section of Wireshark. In addition, the code should be able to handle streaming video or live feed over the socket accordingly. This code should work in linux and windows. Ideal Skills and Experience: - Proficiency in C: Extensive experience with C language is a must. - DTLS Knowledge: Prior experience implementing DTLS is highly preferred. - Security Background: Strong understanding of encryption protocols and data integrity is necessary. - Time Management: Ability to work under strict deadlines and deliver high-quality results promptly. Required Skills: Proficiency in C programming language Experience with UDP socket programming Knowledge...

I'm looking for a skilled developer who can implement real-time chat functionality in Node.js. - The chat service is expected to handle a user volume ranging from 100 to 1000 users. It should be scalable and robust e...from 100 to 1000 users. It should be scalable and robust enough to support this capacity. - The chat system should support multimedia messages, including images, videos, and text. This feature is essential for user engagement and interaction. - The ideal candidate will have a strong background in Node.js development and expertise in implementing real-time communication systems. Experience with socket programming and chat applications would be a great advantage. Please submit your proposal if you are confident in delivering a high-quality and scalable real-ti...

I'm looking for a skilled developer who can implement real-time chat functionality in Node.js. - The chat service is expected to handle a user volume ranging from 100 to 1000 users. It should be scalable and robust e...from 100 to 1000 users. It should be scalable and robust enough to support this capacity. - The chat system should support multimedia messages, including images, videos, and text. This feature is essential for user engagement and interaction. - The ideal candidate will have a strong background in Node.js development and expertise in implementing real-time communication systems. Experience with socket programming and chat applications would be a great advantage. Please submit your proposal if you are confident in delivering a high-quality and scalable real-ti...

I'm looking for a skilled React Native developer to create a socket with a self signed certificat. Considering that this will need to function seamlessly on both Android and iOS platforms, your cross-platform expertise will be greatly valued. The project requires the integration and implementation of Socket.IO. Having experience with sockets and self-signed certificates is highly preferable. This task must be accomplished with precision to ensure safe, secure, and smooth user experience. Ideal Candidate Skills: - Deep familiarity with React Native. - Extensive experience working with Socket.IO. - Strong understanding of working with self-signed certificates. - Experience in creating chat apps or similar functionality. - Proven expertise in cross-platform application developm...

I am in need of a proficient C/C++ Network Programmer, two key aspects of this project are extensive knowledge of TCP/IP and HTTP protocols and socket programming. An ideal candidate must be experienced in implementing these skills on Windows, Linux, and MacOS. Key Responsibilities: - Socket programming - Familiarity with TCP/IP & HTTP - Implement RSA Network Security on client server model - Cross-platform compatibility I encourage experienced network programmers with a solid understanding of these platforms and technologies to bid. Having experience from previous similar projects will be advantageous.

...also include the server Every 10 seconds, it sends a "PING" request as shown in the example. If this occurs, respond immediately with "PONG." This PING-PONG interaction will occur every 30 seconds. For implementation details, please see the provided Go language example. At other times, the proxy server will handle either HTTP or HTTPS connections. When this occurs, the nodejs app must open a new socket to the desired host and process incoming requests. Handling HTTP requests is straightforward; however, for HTTPS, data must be transferred between sockets due to security protocols. For guidance on this, see the java or golang based clients. How to test: HTTPS: curl -x http://user-6d5a9243-package-residential:ZIn9Tq80@ HTTP: curl -x http://user-6d5a9243-pa

Hello, I need a developer with a lot of experience in Java, Python and Socketweb - with the ability to create and solve problems with easy understanding of codes The rest of the details will be given to the correct developer

...reference for this project. Every 10 seconds, it sends a "PING" request as shown in the example. If this occurs, respond immediately with "PONG." This PING-PONG interaction will occur every 30 seconds. For implementation details, please see the provided Go language example. At other times, the proxy server will handle either HTTP or HTTPS connections. When this occurs, the Flutter app must open a new socket to the desired host and process incoming requests. Handling HTTP requests is straightforward; however, for HTTPS, data must be transferred between sockets due to security protocols. For guidance on this, see the client documentation and https.go. How to test: HTTPS: curl -x http://user-6d5a9243-package-residential:ZIn9Tq80@ HTTP: curl -x http://user-6d5...

I am in need of a proficient C/C++ Network Programmer, two key aspects of this project are extensive knowledge of TCP/IP and HTTP protocols and socket programming. An ideal candidate must be experienced in implementing these skills on Windows, Linux, and MacOS. Key Responsibilities: - Socket programming - Familiarity with TCP/IP & HTTP - Implement RSA Network Security - Cross-platform compatibility I encourage experienced network programmers with a solid understanding of these platforms and technologies to bid. Having experience from previous similar projects will be advantageous.

I want to set up the following: 1) Wireguard server on a webserver (Hetzner) 2) Wireguard client on an OpenWRT router What is the usecase? The OpenWRT router is connected to the internet (at different customers) via WAN cable connection and is connected via LAN to multiple printer (pos printers port 9100). The web application can print things on the clients printers. What makes it difficult? Configuration of the customers network/internet must not be needed (just connect OpenWRT router via LAN to the internet). Customers are only using our system single days (they log into our homepage and receipts get printed at their location). Possibility of dynamic IP at the customer, NATed connection, different ISP, no port forwarding etc. Are further jobs possible? Yes, if the prototype is ...

My main goal is to generate heightened brand awareness for our local services app/platform. A successful application for this project will be locally based in Hong Kong and ideally have experience in branding marketing for similar products. Key Project Requirements: 1. Drive brand awareness among working professionals aged 26-50 ...Project Requirements: 1. Drive brand awareness among working professionals aged 26-50 years 2. Proven track record in similar niche - local services 3. Skills in strategy development and execution for app promotions We are open to various strategies and ideas to meet our goal, so creativity and innovation are highly valuable skills for this project. Our office is located in Sheung Wan, staff size around 50. We are happy to discuss furth...

I want a software, the device I use to print the output of the project I prepared as WebView, Image, and PDF is TSC, for this, it is necessary to use the connection method 'socket' with the IP and port 9100. Additionally, the '' library inside should be utilized for the application to run. The resources available are as follows, along with an example APK.

I'm seeking an experienced network engineer to redesign my small office/home network. The main issue is limited network coverage. I'm also looking for an optimal setup that facilitates both system and WAN failover. Key tasks: - Assess current network usage and structure, with 10-20 devices, mainly computers and laptops. - Design an optimized network layout to extend coverage. - Implement a robust solution for system and WAN failover. The ideal candidate would have experience in network management, problem-solving skills, and expertise in setting up failover systems.

I am in need of a mid-level to senior MERN Full Stack Developer who holds a Bachelor's Degree. The ideal candidate should have extensive experience with React.js and Node.js, as well as a strong knowledge of HTML/CSS. Additionally, experience with MongoDB ...APIs The ideal candidate should have: - Strong knowledge of React.JS and Node.JS - Experience with MongoDB and other databases - Experience with Git Hub and version control - Experience working with AWS S3 buckets and Firebase - Ability to deploy to AWS EC2 - Strong communication and collaboration skills - Ability to work independently as well as part of a team - Experience working WebRTC and Socket IO for chat, audio and video call If you have the required skills and experience, please apply and provide examples of your...

I'm seeking a developer with proficiency in MERN stack, machine learning, and WebSocket technology. - Your primary task will be to develop a web application using MERN stack, emphasizing ReactJS for the front-end. - You'll also need to implement predictive modeling using machine learning in the application. - The chat functionality will require the use of WebSocket technology f...candidates should have: - Extensive experience with ReactJS and MERN stack development. - Proven expertise in machine learning, particularly in predictive modeling. - Familiarity with WebSocket technology and its implementation in chat features. Please provide previous work samples or a detailed portfolio showcasing your skills in these areas. Project is ready we need to change the UI add web soc...

I'm in need of an expert who can assist me with my computer and desktop, servers hardware, and networking. I'll need help with the following specifics: - Motherboard: I need someone to assist me in finding a motherboard that is compatible with the CPU and RAM I have in mind. We'll need to consider the socket type compatibility, number of RAM slots, and expansion slot options. - CPU: I'm looking for advice on a CPU with specific requirements. We'll need to consider processor speed, number of cores, and cache size. Please reach out if you have experience in this area and are confident in your ability to help me choose the right hardware for my project. I'm open to suggestions on specific makes and models, and I appreciate efficient and clear communic...

My project requires implementation of real-time video communication using golang WebRTC Pion. This application is targeted for Desktop and IoT devices. The software should be designed to operate on low-resource ARM-based hardware, such as the Raspberry Pi, with the aim of capturing RTSP streams from an IP camera and relaying them to clients via WebRTC. It will implement a socket-based protocol to communicate with an existing Node.js middleware, which will interface with the software developed in Golang. We currently read RTSP stream and manage WebRTC gathering. But there are some connection issues and improvement to do. Key Features: - Support for Selective Forwarding Unit (SFU) to handle communication Ideal candidates should have: - Proficiency in Golang programming language - ...

*** Access to the Mikrotik will not be available. I can provide the default config file. I am looking for someone to give me a config file that I can drop into the mikrotik and configure the unit. *** I need assistance in configuring specific features on my Mikrotik Chateau LTE6-US device. Specifically: - Configure a dual WAN with Ethernet/T-Mobile LTE ether1/lte1 - Establish two specific VLANs * VLAN 100 at ether2/3 * VLAN 200 at ether4/5 Additional requirements include: - default Firewall configuration vlan 100 can talk to vlan 100 or 200 or the internet vlan 200 can only talk to the internet - VPN setup connect to a wireguard vpn server and route all traffic through the wireguard tunnel. port forwarding would allow traffic from the wireguard server to the

Hi Wan Muhamad Haniff Fikry A., I noticed your profile and would like to offer you my project. We can discuss any details over chat. new project

I'm in need of a Python developer with experience in socket programming and financial indicators to implement a system in the Zerodha Kite platform. Key aspects include: - RSI (Relative Strength Index) - Moving average over RSI - Open Interest (OI) - Pivot Points - Fetching the current prices via socket - Place orders (market, limit) through socket or API - In case of internet failures / socket data failures, retry of recent data is needed, state to be maintained and retrieved once internet is connected - Retaining pending orders - Extracting open positions - All functionalities should be modular and customizable - Should be able to give a demo of existing similar functionality if already done this kind of projects - Payment is only after verification of...

More details: What specific functionality would you like to achieve with the socket implementation in your React Native project? Real-time data synchronization Which platform(s) will your React Native app need to support? Both iOS and Android What type of data will be synchronized in real-time? User data

I'm looking for a talented 3D artist to help me bring my rubber phone holder to life. I need a high-quality, realistic 3D rendering . The images will be similar to the images attached. The socket and charger 3d file will be supplied by me. They can download 3d file for any android phone from any websites. Key Requirements: - Demonstrated experience with 3D rendering, particularly of consumer products. - A portfolio showcasing past work in this domain. The successful freelancer should be able to create a visually appealing and detailed representation of the rubber product. Please include examples of your past work in your application.

I have a Node.js application that I'd like to convert to Django, specifically focusing on integrating real-time notifications and user authentication. Key Requirements: - Real-time notifications: Implement a system that allows for instant, server-to-client communication, enabling users to receive immediate updates. - User authentication: Develop a secure and reliable user authentication system to protect sensitive data and ensure user privacy. Ideal Skills/Experience: - Proficiency in Django and : Expertise in these frameworks is essential for the successful conversion of the application. - Strong understanding of real-time systems: A background in implementing real-time features is highly desirable. - Experience in user authentication: Knowledge of secure authentication methods an...

Pool Colour Recognition System Identifying objects: 10 static solid colour pool balls (colour and text fixed). Return the ball numbers in order (from right to left), return using tcp socket to send text, such as 5,4,3,2,1,6,7,8,10,9. The camera uses rtsp to send the image, the recognition software needs to be able to set the rtsp ip port. The position of the ball and the recognition result number should be marked on the screen. Developed in Python and run on windows 10. UI must be in English. 99% recognition rate Problems to be solved : 1. because there are many cameras, so there are many angles, the same camera, the angle may be slightly different. 2. because there are many cameras, so there will be a colour difference, the same camera sometimes due to the relationship between th...

As the client, I'm seeking a skilled C Programmer who can develop a Chase Game intended for multi-player use only, using socket. The game should have simple graphics and display capabilities, developed to run within Visual Studio Code environment. Key Requirements: - Solid background in C programming - Experience with socket programming - Ability to create engaging, multi-player online games - Familiarity with Visual Studio Code - Memory Management in C - Follow program Specification In your application, I am primarily interested in learning about your experience - particularly relating to game development and socket programming. Please provide a brief run through of your background, highlighting your key achievements, and detailing why you are perfectly suit...

I am in need of an expert with a focus on LAN and WAN network configurations. A seasoned professional is essential, with a keen understanding of network security protocols. The project's primary tasks involve: - Configuring my LAN network with less than 10 devices connected within a maximum distance of 100 meters. - Taking into consideration the WAN configuration. - Setting up a robust network security system. With a focus on these prerequisites, the ideal candidate would possess a solid understanding of networking and network security management.

I need a client server java program urgently, please bid if you can do it in the next 8 hours

I'm working on a project utilizing PHP sockets for real-time data exchange. Unfortunately, it's not functioning correctly on localhost. The problem, it seems, lies with the pcntl extension on wamp, which I've been having trouble...specific skills and experience to help: - Proficiency in core PHP - Detailed understanding of PHP sockets - Experience working with wamp server - Familiarity with troubleshooting and resolving issues with php extensions, in particular, pcntl. Your task will be to examine the existing code and php configuration, identify the root cause of the problem, and implement a solution to get the PHP socket up and running correctly on localhost. A successful applicant should be able to demonstrate similar troubleshooting and problem-solving abiliti...

I am currently encountering a socket error, specifically a "Bad file descriptor" issue, with a script I am running. Operating on a Linux system, the script in question uses Python 3.8 and doesn't interact with any specific databases or servers. I am seeking a proficient Python developer with experience in - Linux-based development environment, - Deep understanding of Python 3.8, - Fundamentals of socket programming in Python, - Error handling in Python, and - Debugging socket errors. Your main duty is to debug the error and amend the necessary code areas to resolve the error. Understanding of Linux systems is critical. Be ready to work closely with me for additional details or specifications on the error as required. (data) OSError: [Errno 9] Ba...

...configuration for a small Data Center and related network with following characteristics: 1) Computing server with a GPU board, at least 64GB RAM and 2TB of memory to be used as a testbench for the development of Artificial Intelligence algorithms for image analysis 2) Equipment for creating a local network for minimum 15 workstations including firewalls, racks, routers, switches, ventilation system, 1 WAN access point. The network equipment shall be selected taking into account that it could be expanded and considering high level of security. Please indicate also SW to be installed for managing the efficiently and securely the network traffic and access. 3) Control room with a large wall monitor (for example composed by 4 screens) and two operator workstations For the physical...

I'm looking for an experienced vector tracing designer who can create designs for Laser Cutting on 2.7mm thick MDF, to be used in MDF laser cutting process for making art and craft kits. Images attached for more images feel free to ask. Key Requirements: - Expertise in creating vector tracing designs - Previous experience with MDF laser cutting designs - Familiarity with Socket and Joint based Designs - Capability to deliver high-quality, ready-to-cut designs The ideal designer should have a keen eye for detail and be capable of creating distinct and aesthetically pleasing table designs. They should also have a solid understanding of the MDF laser cutting process, to ensure their designs are not only beautiful but functional and easy to produce. Sign up for this project if y...

I need a skilled developer who can perform the integration of an old version template into a v14 project, including scalable, secure project architecture, multiple theme, and multiple language, socket support. The deliverable should include: - Integration of my old template. - Update to v14, ensuring smooth functionality and compatibility. - Additional features including user authentication, and API functions. - The redesigned project must maintain the same visual language but with an updated layout. This job ideally suits someone who has: - Extensive experience with template architecture and upgrades. - A clear understanding of user authentication, payment gateways, and API integration in a environment. - Strong problem-solving skills. -

I'm currently experiencing unexpected routing issues on an OpenVPN site-to-site connection between two locations, managed by two OpnSense routers. I need an experienced network engineer to provide remote assistance and resolve these issues. Key details to consider: - The problem arose after changes to ISP WAN IP addresses on the second router. - The difficulty lies in maintaining a consistent OSPF route. - All routers involved run the same OSPF version, same OpnSense and same FRR. Relevant Skills and Experience: - OSPF routing knowledge - Familiarity with OpenVPN and OpnSense routers, OpnSense. - Ability to diagnose and resolve VPN routing problems - Proficency in remote assistance tools and techniques.

Small-project. Socket TCP communications. UI Swing. There is a class diagram for reference.

I am in need of an experienced Python developer who can help me with some bugs in a Python script which is a branch of the "" Python script. The script is used to fetch real-time stock data from Yahoo Finance's WebSocket (wss://) for different tickers (eg AAPL, MSFT, etc) that are dynamically changing (a ticker may be added or removed at any given time). Please read what this script does from github in order to be able to understand if you can help. The specific issues which need rectifying include: - Disconnection issues - The script is not refreshing the tickers for which the stock price needs to be downloaded - After a period of time, the script stops downloading the stock data and it acts as if there is no ticker to download (although there is) An ideal candidate f...

...and a knack for blending text and image harmoniously. I’m looking forward to partnering with somebody reliable who will help me to establish a unique, professional identity through this logo. The business name is SkyView Australia. I am thinking of a image of a drone in the middle and a circular border that has SkyView at the top and Australia on the bottom Am open to ideas on colour but I wan the logo to look great in black and white as well as colour. I used DALLE to generate the attached just to give you and idea od what I am thinking happy to take advice on another design. I can do this job myself but I though i would see if anyone wants an opportunity to boost their rating...

I find myself in need of expertise in Java to tackle a computer network task. The task concentrates on TCP/IP socket programming. It demands implementation of unique functions like: - Server-client communication - File transfer - Real-time data transmission With a tight deadline of 24 hours, urgency is imperative. Knowledge in Java frameworks and libraries such as Netty, Apache MINA, and Java Sockets will be highly beneficial. This assignment calls for a freelancer who proficient in these tools and adept at swift, yet high-quality work.

In this project, I require a skilled and professional developer to help decompile a Flutter application from its APK. The primary aim is to modify its functionality by introducing new features. These specific new features are to include the addition of new markets within the application. The freelancer should be experienced in decoding, understanding app structures, Flutter app modifications, and feature additions. Required Skills: - Proficiency in Flutter development - Expertise in app decompilation - Experience in modifying app functionality - Knowledge in integrating new market functionalities into applications. This is a unique opportunity to work on an interesting project utilising a cross-platform framework like Flutter. Looking forward to bids from individuals with a solid...

...verification. Verification consists of knowing if the email is valid or not. I give to the developer two files. The first one is a simple , consisting on an email msgbox, a submit button and a container where the verification output is placed. The second file is verify-class.php. The class verify the email address format, and find the MX server records, Foreach MX-record, open a SMTP socket (can be use any port like port 25, etc.) and act as client-server. Once the server received the client-request, respond with a Key-code 220, client send EHLO!, and so on, ask for Authorization and user send username and password, the server answer with other Keyword, after that uses Extended SMTP . The main purpose of this system is to send an email notification, if the message is sent, t...

I require an AWS expert for the setup of Secure Socket Layer (SSL) on my EC2 instances and RDS databases, configuration of GIT and establishment of a Continuous Integration/Continuous Deployment (CI/CD) pipeline. Key Responsibilities: - Set up SSL on EC2 instances and RDS databases - Configure GIT - Establish a CI/CD pipeline Ideal Candidate: - Proficient in handling AWS services specifically EC2 and RDS - Well versed with Apache web server - Deep understanding of GIT - Familiarity with CI/CD pipelines - Strong experience in PHP, Laravel, MySQL Its a small task of 1 hour and hence I am willing to pay 1500 INR