#Nvram Database File Mt6752 how to#

After entering the command+?, any results that you see show 'cr'(with on either side) indicates that you can hit enter with the typed command to execute that prompt. Will write out a list of commands to complete the 'erase' command.

#Nvram Database File Mt6752 how to#

You can write the list of commands by entering 'help' or '?' You can also see how to complete certain commands by writing a command, such as 'write', and then add a '?' For example, entering 'erase?' There are different version numbers, and varied model numbers, but for the most part there a minor differences. The primary types of switches we work on are the Cisco Catalysts, mainly the 4948 series. I wipe clients' sensitive information off of switches for a living. This data is used upon booting the switch or router. Update: OK so i've been searching all over for this and i found this thread: There's an error generating the following message:%PRST_IFS-3-GENERAL: persistent media IFS general error: Open Read - can't open nvram:persistent-data errno is 16 Searching for this lead me to believe that the Cisco IOS File System (IFS) saves some persistent date (variables) about the Cisco image in the NVRAM. It is strictly system information that has no relation to any configuration. Xda-developers HTC Desire 820 Desire 820 Q&A, Help & Troubleshooting Help to restore my IMEI with MTK droid tools - imei/nvram button greyed out by dream111 XDA Developers was founded by developers, for developers. Those files do not contain anything sensitive. Router1#dir nvram: Directory of nvram:/ 20 -rw- 5068 startup-config 21 - 2302 private-config 1 - 0 persistent-data 2 -rw- 133 ifIndex-table You cannot delete nor read these two files as they strictly belong to the IOS system on your switch or router. Recent IOS releases also use the same NVRAM space to store information such as private keys for SSH or IPSec (private-config), and interface numbers for SNMP (ifIndex-table). The router’s NVRAM used to contain the startup configuration file only, but this is no longer strictly the case.