U

Ubunto, 270

UDF (Universal Disk Format), 31

UnionFS, 207

unmounting proc filesystem, 238

unrm command, 151-152

updating

initial RAM disk, 223-225

Nessus plug-ins, 135

upgrading Firefox and Thunderbird, 249-250

uploading FTP file, 73

URLsnarf, 180-181

USB jump drive, saving data to, 116-117

username, creating and changing, 274-275

Utilities → Manage Software in Knoppix, 4