Operation, administration, and maintenance (OAM) features 2-129

not store or retain any clear text passwords in non-volatile storage. Encrypted password storage employs the DES and is stored in non-volatile memory for survival of restarts and network processor / shelf processor replacements.

Note 1: Any clear text representation of a password on the data entry device is suppressed by the network element. Passwords in clear text are not available to any user, including appropriate administrators. An appropriate administrator may be allowed to retrieve encrypted passwords.

Note 2: The network element does not support the ability to change passwords on the RADIUS server. RADIUS passwords are changed through a mechanism supplied by the RADIUS server.

Saving and restoring provisioning data

OPTera Metro 3500 supports the saving and restoring of provisioning data:

on the shelf circuit packs to and from the shelf processor

on the shelf processor to and from the STX or VTX-series circuit packs

on the shelf processor to and from the controlling network processor

on the network processor to and from an external repository

on the network processor from multiple shelf processor in the span of control

on the shelf processor to and from a remote IP address

Local TL1 of provisioning data

You can save shelf processor provisioning data to, and restore provisioning data from, the disk of a local PC running Site Manager. You can execute this procedure only through a PC connected to the shelf processor through an RS-232 or a modem connection.

Save and restore of shelf processor or span of control data to a remote management entity through an IP connection

Span of control

Save and Restore functionality provides users the capability to:

save each individual network element’s backup data to the repository located on the network processor.

transfer of a copy of each file to a given remote location immediately after the files become available following a successful backup to the network processor. Files are transferred to a remote location of destination type TID or IP.

Individual shelf processor

Users are able to target a single shelf processor for backup from the network processor’s span of control. Subsequently, files are transferred automatically to a remote location of destination type TID or IP.

Planning and Ordering Guide—Part 1 of 2 NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004

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Nortel Networks 3500, NTRN10AN Saving and restoring provisioning data, Local TL1 of provisioning data, Span of control