How to configure DHCP option 61 any network that requires normal RFC2132 "Client ID" on Zyxel Devices that use IAID and DUID by changing the config files.
1. Login to the Zyxel router using the supervisor user with the password optained from the Serial number using this code script
https://www.onlinegdb.com/XR_spa_we2. Ανοίξτε το μενού στην αρχική σελίδα του δρομολογητή zyxel
2.Open the menu on the home page of the zyxel router
3. Go to "Network Setting" -> "Broadband"
4. Select the modify option for the connectiong you want to have the DHCP "option 61"
5.Enable "Option 61"
6. Set IAID to "00000000"
7. Set DUID to "00000000"
8.Press Apply
9.Open the menu
10. Go to "Maintenance" -> "Backup/Restore"
11. Press "Backup" Under "Backup Configuration"
12. Open the file you just downloaded in your favorite text editor.
13. Use the Find functions "Ctrl+F" and find the 3d0bff00000000000200000000
14. Use the program at
https://www.onlinegdb.com/_vF3v-kZ0 and press "Run", then paste or write your desired DHCP "Option 61" and press Enter
15.Copy the hexidecimal output after "Option 61 DHCP Client ID:"
16. Replace 3d0bff00000000000200000000 with the hex output
17. Press save
18. Go Back to the "Backup/Restore" location
19. Press "Browse" and select the file you just edited
20. Press Upload
21. Wait for a reboot
22. You are done.
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Topic: Instructions for RFC2132 option 61 tested on Zyxel VMG8623-T50 V5.50(ABPM.8.3)C0 (Read 371 times)