As a Network Administrator/Engineer you may be asked to find MAC addresses and/or IP Addresses, hopefully this can make your job a little bit easier. These commands work on most Cisco Switches and Routers but sometimes the commands can vary from device to device.
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This post explains getting MAC address and IP address of devices connected to ESP8266. Typically, the MAC address is only visible on each end of a “hop” in a packet so if you are going from some device via WiFi through the router to some other device, the MAC address you would see would be from your device and the router. The router will typically have a table of IP addresses and associated MAC addresses for those devices that it has handed out an IP address to via DHCP.
Windows 10 Manual Ip Address
A media access control address (MAC address) of a device is a unique identifier assigned to network interfaces for communications. In this Example we will get MAC address of all connected devices to the ESP8266. ESP8266 acts as WiFi access point.
ESP8266 Code to Get MAC and IP Address of Connected Devices
This program shows IP and MAC address of connected devices to ESP8266.
The values in Row 2 are text strings in that come from a field in a pivot table. I tried to replicate a pivot table in a table but I dont know how to past with format in this forum and had to do it by hand. The value in A8 is a user input text string.Sorry about the misunderstanding with the position of the labels. I made a mistake and skipped one row. The labels should be placed in row 2 and all other rows numbered consecutively after that.
Get MAC and IP Address of connected devices to ESP8266
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 | * Getting MAC and IP Address of Connected devices to ESP8266 */ #include <ESP8266WiFi.h> extern'C'{ } /* configuration wifi */ constchar*pass='password'; voidsetup(){ Serial.begin(115200); Serial.print('Configuring access point..'); WiFi.softAP(ssid,pass); IPAddressmyIP=WiFi.softAPIP(); Serial.print('AP IP address: '); } voidloop(){ client_status(); } voidclient_status(){ unsignedcharnumber_client; IPAddressaddress; stat_info=wifi_softap_get_station_info(); Serial.print(' Total Connected Clients are = '); address=IPaddress->addr; Serial.print('client= '); Serial.print(i); Serial.print((address)); Serial.print(stat_info->bssid[0],HEX);Serial.print(' '); Serial.print(stat_info->bssid[1],HEX);Serial.print(' '); Serial.print(stat_info->bssid[2],HEX);Serial.print(' '); Serial.print(stat_info->bssid[3],HEX);Serial.print(' '); Serial.print(stat_info->bssid[4],HEX);Serial.print(' '); Serial.print(stat_info->bssid[5],HEX);Serial.print(' '); stat_info=STAILQ_NEXT(stat_info,next); Serial.println(); } |
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Open serial monitor to see the connected devices and IP, MAC address.
Find Manual Ip Address Of A Device Mac Id
To get MAC address of ESP8266 read this.