The path to it is

BEWS_12.5.2213_LINUX-UNIX-MAC-SAP_AGENTS.tar.gz\BEWS_12.5.2213_LINUX-UNIX-MAC-SAP_AGENTS.tar\pkgs\Linux\VRTSralus.tar.gz\VRTSralus.tar\VRTSralus-12.5.2213-0.i386.deb

Unfortunately, the Deb package doesn’t specify It’s dependencies. You need to manually install the libstdc++5 package.

aptitude install libstdc++5

You can follow the rest of the install here: http://insanelabs.com/debian/linux-symantec-backup-exec-12-and-debian-etch-3264/