Esp32 set hostname The hostname should be set before establishing a Wi-Fi connection. Feb 8, 2020 · @david-cermak Can you please give me a short code example, how to set the hostname? i can't find a working example for esp_netif. The hostname set by WiFi. In order to identify the device over a network, I've changed the Hostname to a known name, but when I scan Mar 27, 2024 · Hello all, I'm working on ESP32-WROOM-32E. Ethernet is connected to router and wifi station is connected to mobile hotspot. Both use the same DNS server. " You have the flexibility to choose a hostname that suits your needs. Mar 10, 2025 · The ESP32's default hostname is espressif. ESP-IDF currently implements ESP-NETIF for the lwIP TCP/IP stack only. config() line is required as a workaround for this bug on Github. You can also retrieve the current Oct 16, 2025 · One of the features in DHCP is the ability to set a hostname, which is a label assigned to a device on the network. WiFi. Understanding how to set and use DHCP hostnames can be useful for network management, device identification, and debugging purposes. 8. Ran both nslookup ip and nbtstat -A ip, neither show up with any hostname The new hostname can however be seen when running esp_netif_set_hostname Steps to reproduce. Having done a little digging, I have determined that if i use -DCYW43_HOST_NAME="xyzzy" at compile time, I can get the host name for the . I've an issue setting the DHCP Hostname in 1. Nov 15, 2020 · I want to assign a hostname to a ESP8266 access point, so that the clients can reach a webserver on this access point without caring about the IP address of the AP. The Espressif WiFi Driver Guide here indicates a task is launched - so there is probably an event right: "The main task calls tcpip_adapter_init () to create an LwIP core task and initialize LwIP-related hello, ive got a webserver running on my esp32 and I want to use something like "name. This guide walks you through setting up mDNS (Multicast DNS) on your ESP32, allowing you to use hostnames instead of IP addresses on your local network. Mar 21, 2024 · Im guessing that the 2nd case, when it shows "espressif" hostname is not updating it and remember first hostname associated with esp32 MAC. This makes me think there is a timing or race condition causing the problem. The hostname should be correctly resolved to the ESP32 IP and thus the machine should be able to ping the it and receive an answer. 1. 19. se Sep 7, 2020 · Espressif ESP32 Official Forum没看懂怎么使用 tcpip_adapter_set_hostname 最后，还是自己经过大量尝试，确定 只有在 触发 WIFI_EVENT_STA_START 事件后 才能调用 tcpip_adapter_set_hostname Oct 3, 2019 · tcpip_adapter_set_hostname () max host name length? by zliudr » Thu Jun 11, 2020 9:01 pm I tried 44 bytes and ESP_ERROR_CHECK () rebooted my device. 1 release: Jun 20, 2022 · I'm currently trying to update my project from Micropython 1. We have already covered how to connect to a WLAN here and how to use ESP32 as TCP client here. My hunch on this is that I use a Feb 13, 2022 · On most routers if you want to clear the cache, you have to reset it using the reset button and not just power cycle it. hostname(BASE_HOST_NAME);)of the esp8266 to avoid it show itself in the LAN with ESP_xxxxx? WiFiManager wifiManager; wifiManager. Oct 3, 2019 · esp_netif_set_hostname () doc host name max length should be 31. Access your IoT devices without static IPs using simple hostname mapping. 5-rc1 IDE name: Arduino IDE 1. May 5, 2022 · Custom hardware, but this is not a hardware issue. ESP-NETIF [中文] The purpose of the ESP-NETIF library is twofold: It provides an abstraction layer for the application on top of the TCP/IP stack. Flash the sketch to two ESP8266 boards The last one powered on should now find the other. #esp32 #esp8266 #arduino #programming #wifi In this tutorial, we are going to talk about how to change host name of your device on your local wifi network. I see a couple of posts that state you can use . setHostname(). Oct 29, 2021 · How to perform the resolution of a host name without the necessity for any dedicated infra-structure, using the mDNS protocol. mDNS allows you to access the web server running on your ESP32 using a user-friendly hostname, such as “esp32. uf2, it too, is called PicoW. The Wifi. I don't understand from when the issue come. Jun 26, 2017 · Hi All, i am using two esp32's . May 10, 2021 · The error message esp-tls: couldn't get hostname for :<<website>>: getaddrinfo () returns 202 suggests a DNS resolution failure, meaning the ESP32S3 is unable to resolve the hostname of the server. Try: Mar 31, 2019 · I dont know why, in first call, the function "esp_netif_get_hostname ()" not work, but after i set the name with "esp_netif_set_hostname" the function "esp_netif_get_hostname ()" work. My reasoning is as follows. in the past i setup the hostname be using: hostname: the hostname that the device will respond to. 3. ESP-NETIF The purpose of ESP-NETIF library is twofold: It provides an abstraction layer for the application on top of the TCP/IP stack. 0 development by creating an account on GitHub. Oct 28, 2019 · Re: TCPIP get/set hostname always fails Postby i_am_mrp » Sat Feb 01, 2020 7:53 am I am seeing the same problem, however it was intermittent. local on the network and respond to mDNS queries for this name with the ESP32’s IP address. It persists across reboots and network connections until Feb 22, 2020 · ESPAsync_WiFiManager Library to use ESPAsyncWebServer instead of (ESP8266)WebServer ESPAsync_WiFiManager How To Install Using Arduino Library Manager Why do we need this ESPAsync_WiFiManager Library - Using asynchronous network means that you can handle more than one connection at the same time - You are called once the request is ready and parsed - When you send the response, you are Oct 31, 2019 · Hi, I'm using ArduinoOTA. The Espressif WiFi Driver Guide here indicates a task is launched - so there is probably an event right: "The main task calls tcpip_adapter_init () to create an LwIP core task and initialize LwIP-related mDNS Properties ¶ hostname: the hostname that the device will respond to. Set hostname Postby bud. How to access your ESP32 with a custom hostname instead of an IP address. local”, rather than fiddling with an IP address. After looking at #6086, #6278, and studying WiFiSTA, WiFiGeneric, I can see the issue. The length of the hostname is limited to 32 characters. Jan 30, 2019 · Espressif ESP32 Official ForumCan't get or set hostname on netif Postby rpoelvogels » Fri Oct 06, 2023 8:40 am hostname: the hostname that the device will respond to. When I use DHCP mode, the getaddrinfo () queries return just fine. Attempted Solutions To solve this, I look to see if the TCP/IP adapter will post some kind of event when it is finished initializing. 0-beta2. If not set, hostname will be used. Feb 16, 2020 · Calling wlan. When I connect my ESP32 to a different gateway (in my case a different LTE router) I then have to change the hard WLED allows to address various LED types via WIFI, Ethernet or Serial connectivity leveraging ESP8266/ESP32 devices. The connected ESP32 's hostname is still coming as espressif. getHostname() method retrieves the current hostname of the ESP32 device, which is a string identifier used by the system and networks to recognize the device. 11-beta ESP32 dev module Description setHostname does not set the host name. Dec 6, 2016 · Set hostname Postby bud. The device actively controls WLED (switch on/off), as well as allows to store/restore the devices state before streaming LED updates. Oct 4, 2018 · you can change hostname Code: Select all esp_netif_set_hostname (sta_netif, "my tiny daemon"); Nov 8, 2020 · The customized hostname is set after ETHERNET_EVENT_START for ethernet and WIFI_EVENT_STA_START for WiFi STA. Here steps to reproduce. co ESP-NETIF Programmers Manual Configure IP, Gateway, and DNS Typically, IP addresses -- including the gateway, network mask, and DNS servers -- are automatically obtained through a DHCP server or Router Advertisement services. UPDATE: I just found out that this is related to a static IP address. If you notice that the default hostname for an ESP32 module is “espressif”. After that, we will ping the ESP32 from another machine Apr 1, 2025 · Learn how to use mDNS on ESP32 for hassle-free local network device discovery. Open a socket to a destination IP address or hostname using the ESP32’s internal reference number. For DHCP this is because the hostname is part of the DHCP client request, and the implementation of mDNS in most ports only initialises the hostname once during connection. You can … Read more Nov 18, 2022 · I created a captive portal for esp to set various parameters of esp. setHostname has nothing to do with mDNS hostname. How does one access that object ? My code initializes the esp_netif with: ESP_ERROR_CHECK(esp_netif_init()); This call returns Nov 5, 2022 · What could the problem be? Clearly the packet trace shows that the DNS request goes out and the correct result is returned by the server. However when i am using the gethostbyname i am not able to retrieve the ip Jan 29, 2021 · to set a custom hostname for the ESP32. Jan 24, 2018 · Also finding this works, thanks, saves changes to esp-idf/lwip. Aug 20, 2019 · Problem Espressif's ESP-32 (specifically the ESP-WROOM-32 in this case) appears on a network with the default hostname "Espressif". I am migrating some stuff from ESP8266/ESP32. Neither finds any response. That way I can register a handler to set the hostname. 32 seems to work but I should know the limit. And here’s the best part—even if the IP address of your ESP32 changes, mDNS automatically resolves the new IP address to the same hostname. The one possible wild guess I have is that the access point "remembers" the first name for a given MAC address that it finds. local rather than a numeric IP address not only simplifies the connection process but also makes it more intuitive. I am on the ESP-IDF Pre-release v4. if you are developing a product you might want to have a unique id/name as host name for your ESP32. The APIs it provides are thread-safe, even if the underlying TCP/IP stack APIs are not. The ESP-IDF library provides: esp_netif_set_hostname(esp_netif, "new_name")); esp_netif is type esp_netif_t, ie a pointer to the global esp_netif object. de » Tue Dec 06, 2016 3:32 pm Can anyone tell me how to set the device hostname on the ESP32? The only sources I could find is about resolving a remote host. local default_instance: friendly name for your device, like Jhon's ESP32-C3 Thing. I initialize the wifi with the code from the examples: Jan 17, 2019 · After that, we will ping the ESP32 from another machine connected to the same network using the obtained hostname (as already covered here, the ESP32 natively answers to ping requests when connected to a network). Get started in minutes and simplify your network connections effortlessly. setHostname() just sets a string (cstr) in Nov 18, 2022 · Hostname Setting in ESP32 ESP-IDF 2 posts • Page 1 of 1 robocircuits Posts: 1 Joined: Fri Nov 18, 2022 2:23 pm 6 days ago · Attempted Solutions To solve this, I look to see if the TCP/IP adapter will post some kind of event when it is finished initializing. The mdns service will then attempt to claim my-device. _tcp Apr 27, 2022 · set_hostname doesn't seem to be working. It is displayed as "espressif" in the router. ESP8266 NodeMCU board default's hostname is ESP-XXXXXX where the Xs represents the last six characters of its MAC address. 0. I am able to get one or the other to work, but not get them to work together. However, the adapter itself hostname: the hostname that the device will respond to. At a high level, as I understand it, when a client application wishes to know what devices are "out there" it broadcasts using UDP. Please find below the code Oct 16, 2025 · For example, if a MicroPython device is used for controlling a door lock in a building's entrance, a suitable hostname could be entrance_door_lock_controller. Tried moving around WiFi. 0 on an ESP32 and try to change the device name which shows up at the wifi router it connects to. So, for example, #define HOST_NAME "Neptune" the hostname you see should be Neptunexxx The #define will need to come after Set hostname by bud. local default_instance: friendly name for your device, like Jhon's ESP32-S3 Thing. Aug 15, 2023 · In this tutorial, we will show you how to set up ESP32 hostname using ESP-IDF. Apr 18, 2020 · How to advertise a network service available on the ESP32 using mDNS, and get information about that service on a Python program. Oct 8, 2019 · For DIY projects, this is no issue. If not set, the hostname will be read from the interface. uf2 to be different, but of course, it is tied to hostname: the hostname that the device will respond to. Home / References / ESP32 Library / WiFi API / Station Description The setHostname() method sets the hostname of the ESP32 device, which serves as its unique identifier on the network. See full list on deepbluembedded. I've seen comments mentioning routers don't allow this kind of communication between devices Router problem I have the same router; however it is possible to ping a raspberry inside that same network, I also have tried using my phone's Apr 25, 2024 · 本文介绍了如何在使用ESP32开发板的物联网项目中，通过VSCodewithPlatformIO进行编程，设置ESP32设备的自定义主机名，以便在sta模式下的WiFi网络中进行区分。作者提供了详细的代码示例和步骤。 Nov 20, 2023 · Running esp_netif_set_hostname before initializing the interface, should set the hostname. When my pico W connects to the network, it has the host name 'PicoW'. setHostname() doesn't always set the hostname. hostname: the hostname that the device will respond to. I used esp_netif_get_hostname (esp_netif_sta_handle, (const char**)temp) and esp_netif_set_hostname (esp_netif_sta_handle, (const char*)sta_name) to check and set the name, those functions works fine and did TCP/IP Adapter ¶ The purpose of TCP/IP Adapter library is twofold: It provides an abstraction layer for the application on top of the TCP/IP stack. The APIs it provides are thread safe, even if the underlying TCP/IP stack APIs are not. FYI we need an option for "Version" below: arduino-esp32 v2. local” to identify itself. ) without having to type the hello, ive got a webserver running on my esp32 and I want to use something like "name. disclaimer: I only want a local domain name I know the global ones aren't free. How does one access that object ? My code initializes the esp_netif with: ESP_ERROR_CHECK(esp_netif_init()); This call returns Aug 29, 2022 · I'm running the mDNS-SD Extended example on two ESP32 boards. Also change the name: option to the new hostname. Home / References / ESP32 Library / WiFi API / Station Description The WiFi. With the teddyCloud you can use the ESP32 box flashing section to can set the DNS or IP address during the flash process. 6) on Ubuntu 22. At my current app code level though, it is failing every time. May 28, 2023 · 在ESP32或ESP8266开发中，通过ESP-IDFV5. By default we use ‘conn_mode’ TCP_MODE but can also use UDP_MODE or TLS_MODE (dest must be hostname for TLS_MODE!) Mar 10, 2017 · Espressif ESP32 Official ForumPreetam, I tested the function and, just as you said, when I look at my WiFi access point's definitions of attached devices, I still see "espressif" after having made a call to tcpip_adapter_set_hostname (). Contribute to pycom/esp-idf-2. This will allow applications to choose between IP stacks in the future. Set ESP32 Custom Hostname with Arduino IDE By default, the hostname of ESP32 based development boards is espressif. Aug 21, 2020 · If you want to stay with the standard library that appears to set the hostname to WizNetxxx where xxx is the last 3 digits of the MAC address you will have set accept the xxx. Apr 29, 2022 · Basic Infos Hardware WiFimanager Branch/Release: Master v2. local in browser I see nothing. Incorrect doc Postby zliudr » Sun Mar 07, 2021 11:25 pm Mar 28, 2013 · Short background. hostname & WiFi. Interestingly, the name on my network is "testing. Try: Oct 22, 2019 · Board: Olimex ESP32-EVB OS: Linux Mint 19. sethostname("esp32-entrance-device"); and the hostname in the Arduino IDE Network ports is always showing as esp32-[MAC address]. in the past each sensor board has its own hostname hardcoded in software and the server gives them a specific IP based on their hostname. code snippet:. currently I access it through the IP address of esp I want to access it using the hostname as same as the home assistant uses like this I used this code to add a hostname to esp And logs show hostname is set but when I enter prashant. I'd like to change it to something more meaningful. ESP-IDF currently implements TCP/IP Adapter for the lwIP TCP/IP stack only. This allows applications to choose between IP stacks in the future. I initialize the wifi with the code from the examples: May 26, 2025 · Set up a basic DNS server on ESP32 and implement DNS-Based Service Discovery (DNS-SD) for advertising and discovering network services locally. Works on huawei HG8245Q2, is not working on TP-link deco M4, with exactly the same code. Using mDNS, the application on PC sends a multicast message to all members of network that asks the host having that name “esp32. In this blog, we will explore how to work with DHCP hostnames in MicroPython. ) without having to type the Re: tcpip_adapter_set_hostname () not working Postby boarchuz » Wed Nov 04, 2020 1:13 am esp_netif_get_hostname will modify p; it doesn't point to 'hostname' any more. Persisting the Hostname In some cases, you may want the hostname to be set every time the device boots up. I initialize the wifi with the code from the examples: hostname: the hostname that the device will respond to. 7 Flash Frequency: 40Mhz PSRAM enabled: no Upload Speed: 115200 Computer OS: Windows 7 Description: hostname: the hostname that the device will respond to. In the first one i have set the host name as below in wifi event handler below SYSTEM_EVENT_STA_START ESP_ERROR_CHECK (tcpip_adapter_set_hostname (TCPIP_ADAPTER_IF_STA, "testing32")); I am able to ping this using ping testing32 on my windows pc and i am getting reply from the router. lan" - I think the relevant router module is dnsmasq used with OpenWRT. Create a network. However To set a custom hostname, we'll use a string variable called "hostname" and assign the desired hostname value, such as "ESP32-MICRODIGISOFT-AP1. local default_instance: friendly name for your device, like Jhon's ESP32 Thing. Set hostname by bud. 18 to 1. In this guide, you'll learn how to set a custom hostname for your board using Arduino IDE programming environment. The esp_netif_set_hostname () is a function in the ESP-IDF (Espressif IoT Development Framework) networking library that allows you to set the hostname of a network interface. tcpip_adapter_set_hostname () not working by mzimmers » Mon Oct 19, 2020 8:53 pm Dec 13, 2016 · The mDNS technology isn't about setting the hostname of your ESP32 but rather it is about other clients finding your ESP32 using the mDNS technology. The hostname is set when the device connects to a Wi-Fi network or when explicitly assigned using WiFi. I've no issues on 1. setHostname () function. config(dhcp_hostname='insert_host Feb 27, 2019 · I am using the AT command binary (provided by Espresif) to interface my wi-fi application. So, for example, #define HOST_NAME "Neptune" the hostname you see should be Neptunexxx The #define will need to come after Nov 15, 2020 · I want to assign a hostname to a ESP8266 access point, so that the clients can reach a webserver on this access point without caring about the IP address of the AP. I made a connection to a wifi but I want to change the hostname but it doesn't work. Settings in IDE Arduino IDE 1. For this reason, you must set the hostname before activating/connecting your network interfaces. However, the adapter Enter mDNS. 20. The instructions tell me Instructions: Update WiFi SSID and password as necessary. Short version: esp_netif_new (&cfg Mar 11, 2019 · The tests from this esp32 tutorial were done using a DFRobot’s ESP32 module integrated in a ESP32 development board. But we can change the default hostname by using WiFi. json Aug 13, 2022 · Hello Everyone, I've seen posts on how to set a Static IP address for an ESP32 on a local network. Set a custom hostname using Arduino. Jun 13, 2024 · Quickly learn to set up mDNS on your ESP32 with our easy, step-by-step guide. local" to access it instead of typing in the whole IP address. local。 default_instance：默认实例名（即易记的设备名），例如 Jhon's ESP32 Thing。如果没有设置，将会使用 hostname。 hostname: the hostname that the device will respond to. Aug 14, 2024 · ESP32 # You can either set the IP/hostname within the image or you may do it like on the CC3235. By default, the hostname of the ESP32 is espressif. begin (), preferably with WiFi mode set to WIFI_STA (and WIFI_OFF on ESP32). Feb 18, 2023 · In this tutorial, we will show you how to set up ESP32 hostname using ESP-IDF. Jan 11, 2024 · Hi everyone I am working with the esp32CAM (AI THINKER model) and I'm following this tutorial esp32 hostname change, not sure why I can't ping the new hostname. Interested to hear what other people find about the hostname suffix on different routers. Introduction In this tutorial we will learn how to obtain the hostname of the ESP32, using the Arduino core. config(dhcp_hostname = 'mydevicename') sets the ESP32 hostname. edit: I want to access a website that im hosting on the esp32 from inside the same network but with a computer or a phone (phone not nes. In this tutorial, we will learn to set the custom hostname for the ESP32 board using Arduino IDE. We will be using two ESP32 devices and the Arduino core. ESP-NETIF Programmers Manual [中文] Configure IP, Gateway, and DNS Typically, IP addresses -- including the gateway, network mask, and DNS servers -- are automatically obtained through a DHCP server or Router Advertisement services. Jun 4, 2021 · Description: I tried to set the hostname of an ESP32 in AP mode, so I can connect with it using the hostname from another device that joins this WiFi network. You could connect to a different router, or reset the router, or change the esp32 MAC address to confirm the hostname shows up in the router. You can … Read more hostname: the hostname that the device will respond to. This hostname is used by the system and network services to recognize the device. 18. com Feb 18, 2023 · The esp_netif_set_hostname () function sets the hostname for a network interface on the ESP32, ESP32-S2, or ESP32-C3 microcontroller. To test this functionality, we will first connect the ESP32 to a WiFi network and then obtain the hostname. Edit with more info: when my Android makes a hotspot, I can connect to it with a PC and do "ipconfig" from a cmd window Jan 28, 2021 · Hardware: Board: ESP32 Dev Module Core Installation version: 1. I don't want to use this hostname, so I've opted to change it as May 29, 2023 · I'm running v1. Maybe I'm a little bit rusty with my code Feb 10, 2024 · Accessing your ESP32 device through a friendly hostname like devicename. If you define your own host name then it will still append the last 3 digits of the mac address. Dec 1, 2024 · I am using Micropython on Thonny (version 4. local " and there is an application that want to connect to ESP32. 16 ESP32 Core 1. Nov 2, 2019 · Edit your ESPHome node yaml and add the manual_ip: option and configuration data. My ESP-IDF ESP32 server has its hostname set to "espressif". PS after short time even tp-link deco is updating esp32 according to hostname set in the code Jan 29, 2020 · Espressif ESP32 Official ForumI tried to change the host name which is displayed in the router after esp32 is connected to it in station mode. I am however looking for some guidance on how only to set a static Host ID (last three digits of IP address) for a ESP32, connected to a local network. Yet if I run the mDNS webserver example on one of the boards, the "mDNS-SD Extended" board finds Browsing for service _http. Back to the situation above, you have an ESP32 connect to the network with its host name is " esp32. Example: my-esp32c3 will resolve to my-esp32c3. Aug 30, 2021 · Im trying to assign a static IP to my ESP32 and also set the host name. tcpip_adapter_set_hostname () not working Postby mzimmers » Mon Oct 19, 2020 8:53 pm PS after short time even tp-link deco is updating esp32 according to hostname set in the code Top 4 posts • Page 1 of 1 Return to “ESP-IDF” Jump to My ESP-IDF ESP32 server has its hostname set to "espressif". You can also retrieve the hostname：设备会去响应的主机名，如果没有设置，会根据设备的网络接口名定义 hostname 。例如， my-esp32 会被解析为 my-esp32. If I have a different pico W with the same . 3 I just read here that this function is depreciated since the most recent V4. In this article, you'll learn how to Setting a custom hostname for ESP32 using Arduino IDE. I wanted to change the hostname, so wrote this code: import network import socket from secret import ssid, pass hostname: the hostname that the device will respond to. Jun 7, 2025 · Set up mDNS on the ESP32 using the Arduino IDE. Setting the custom MAC address of ESP32 becomes very useful in many applications such as enhancing privacy, improving network compatibility, and avoiding address conflicts. For this I first set up all the basic WiFi stuff, and made a simple WebServer to test this with a browser. i have build some sensor boards with ESP32. 04 with a PicoW target. 6 WiFiman Jun 13, 2024 · Quickly learn to set up mDNS on your ESP32 with our easy, step-by-step guide. In this post we will see how to set the hostname for tcp/ip adapter. Notifications regarding IP address assignments are received via the IP_EVENT, which provides the relevant IP address information. in the past i setup the hostname be using: Feb 26, 2020 · I am wondering when is the right point to set the hostname ( WiFi. I'm using Release V3. 1 In the DHCP Client List of my Access Point, the ESP's Client Name is unknown. I am using an ETH connection so I have tried using ETH. Jan 28, 2021 · Hardware: Board: ESP32 Dev Module Core Installation version: 1. May 26, 2025 · Hostname Registration: You can assign a hostname to your ESP32 using mdns_hostname_set("my-device"). Jan 1, 2022 · esp_netif_set_hostname 这个函数，我换了无数种方法，都无法有效的设置hostname， 这个函数无效的话，我难道需要遍历或者再做一个广播来寻找esp32设备的IP地址吗？ Jan 18, 2023 · Hostname should be set before calling WiFi. What is the actual behavior? The hostname is not set. tcpip_adapter_set_hostname () not working by mzimmers » Mon Oct 19, 2020 8:53 pm tcpip_adapter_set_hostname () not working by mzimmers » Mon Oct 19, 2020 8:53 pm Dec 13, 2016 · The mDNS technology isn't about setting the hostname of your ESP32 but rather it is about other clients finding your ESP32 using the mDNS technology. It is important to set the hostname parameter before the network connection is established. 1，可以修改`sdkconfig`文件中的`CONFIG_LWIP_LOCAL_HOSTNAME`选项，将设备连接WiFi后的默认名称‘espressif’更改为‘SmartLight’。路由器断线再连或重启后，设备在管理界面将以新名称显示。 Jun 18, 2024 · esp_ne ti f_set_hostname 这个函数，我换了无数种方法，都无法有效的设置hostname， 这个函数无效的话，我难道需要遍历或者再做一个广播来寻找esp32设备的IP地址吗？ Home / References / ESP32 Library / WiFi API / Station Description The setHostname() method sets the hostname of the ESP32 device, which serves as its unique identifier on the network. Aug 21, 2018 · Re: tcpip_adapter_set_hostname () not working Postby boarchuz » Wed Nov 04, 2020 1:13 am esp_netif_get_hostname will modify p; it doesn't point to 'hostname' any more. Example: my-esp32s3 will resolve to my-esp32s3. setHostname(host_nam Feb 8, 2023 · In this tutorial, we will learn how to get and set a custom MAC address of ESP32 using ESP-IDF framework. Example: my-esp32 will resolve to my-esp32. dkbps bkss dho srwc vikmuq robg jqxbhr mpyqh gypf guk owih xaxiq oiyaj qdcx hdss