This document discusses how to resolve the login problem with the Cisco
CallManager Operating System Administration web page.
Cisco recommends that you have knowledge of these topics:
The information in this document is based on these software and
The information in this document was created from the devices in a
specific lab environment. All of the devices used in this document started with
a cleared (default) configuration. If your network is live, make sure that you
understand the potential impact of any command.
Technical Tips Conventions for more information on document
In Cisco Unified CallManager 5.x, you need to login into the Cisco
Unified Communications Operating System Administration web page in order to
perform many common system administration functions. You can perform these
system functions through OS Admin page.
Check software and hardware status.
Check and update IP addresses.
Ping other network devices.
Manage NTP servers.
Upgrade system software and options.
Restart the system.
You can access Cisco Unified CallManager Administration, Cisco Unified
CallManager Serviceability, and Cisco Unified Communications Administration if
you use these browsers:
Note: Cisco does not support or test other browsers.
Complete these steps in order to access Cisco Unified Communications
Operating System Administration and login:
Login into Cisco Unified CallManager Administration with the
CCMAdministrator username and password. Both username and password are
From the Navigation menu in the upper right corner of the Cisco
Unified CallManager Administration window, choose Cisco Unified OS
Administration and click
Note: You can also access Cisco Unified Communications Operating System
Administration directly if you enter this URL: http://<ip
The Administrator username and password gets established during
installation or created with the command line interface. This is different from
the Cisco Unified CallManager Administration username and password.
Note: Only one account can be used for Cisco Unified Communications
Operating System Administration. MLA cannot be enabled for the Operating System
If you do not remember the Administrator password and cannot access the
system, complete these steps in order to reset the OS Administrator password.
Note: During this procedure, you are required to remove and then insert any
valid CD or DVD in the disk drive to prove that you have physical access to the
Complete the steps in the given procedure in order to recover the
password after inserting any valid CD or DVD into the disk
Log in to the system with this username and password:
If you have a CD or DVD in the disk drive, remove it now and press
any key in order to continue.
The system tests to ensure that you have removed the CD or DVD from
the disk drive.
After the system verifies that you have inserted the disk, you get
prompted to enter a new Administrator password.
The system resets the Administrator username to
admin. If you want to set up a different Administrator
username and password, use the CLI command set password
Reenter the new password. The password must be at least six
characters long and should not be a common name.
After the system verifies the strength of the new password, the
password gets reset, and you are prompted to press any key in order to exit the
password reset utility.