Looking for logging into the Avaya Default site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Avaya Default site. After that you can login as usual with your login credentials.
https://support.avaya.com/elmodocs2/S6100/avayadoc/04_601193_1/WebHelp/Installing/Services/License/Logging_In_First_Time.htm
https://securingtomorrow.mcafee.com/business/data-security/hidden-low-hanging-avaya-ip-office-default-credentials/
https://www.pbxmechanic.com/avaya-ip-office-how-default-passwords.html
https://www.cleancss.com/router-default/Avaya
https://support.avaya.com/forums/showthread.php%3Ft%3D2563
https://community.spiceworks.com/topic/228955-avaya-default-username-and-password
https://btbusiness.custhelp.com/app/answers/detail/a_id/17784/~/what-are-the-default-ip-addresses-on-the-ip-office-system%253F
https://btbusiness.custhelp.com/app/answers/detail/a_id/22704/~/how-do-i-log-into-the-ip-office-manager-and-connect-to-the-ip-office-system%253F
https://www.tek-tips.com/viewthread.cfm%3Fqid%3D1728380
https://www.youtube.com/watch%3Fv%3DPnu1ZdnSOgU
https://community.spiceworks.com/how_to/80502-avaya-ip-office-phone-login-password
https://www.devconnectprogram.com/site/global/products_resources/avaya_aura_experience_portal/support/faq/installation.gsp