Is there a location that i can find the most recent software release. I found this one on a storage shelf. Here is the sh ver
ADTRAN, Inc. OS version A1.04.00.E
Mainline Version: M00
Checksum: 6F4CCEB7, built on Fri Sep 19 12:49:43 2008
Upgrade key: 486c67cb923b209edc0b7bf4a5b591ac
Boot ROM version 12.06.00