|  | 6.1 | Router Configuration Files
| 6.1.6 | Using NVRAM with Pre-11.0 IOS software
The commands shown in the Figure are used with Cisco IOS, Release 10.3 and earlier. These commands have been replaced with new commands. The commands that have been replaced continue to perform their normal function in the current release, but are no longer documented. Support for these commands will cease in a future release.