For the record, here's what I'm seeing when I try updating to the latest version:
NV1355 (1200740L1)
Executing bootstrap...
ram: 134217728 bytes of RAM detected.
Serial Number: G49A6683
Bootstrap version: 14.02.00, checksum: 79E4, Fri Jan 12 11:12:37 2007
vfs: NONVOL: 504 tracks, 64 sectors/track, 1024 bytes/sector.
Compact Flash card inserted
eth0/0: initializing...
eth0/0: MAC address is 00:A0:C8:23:73:C2
bootstrap: Checking boot configuration...
bootstrap: Primary image is 'NV6355A-R11-10-4-E.biz'.
bootstrap: Backup image is '9200740-2A140200.biz'.
bootstrap: Booting 'NV6355A-R11-10-4-E.biz'
bootstrap: Reading 17433071 bytes of code, stand by...
bootstrap: Inflating, stand by...
...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
bootstrap: Verifying, stand by...
bootstrap: Booting, stand by...
ADTRAN, Inc., NetVanta 6355 (1200740E1)
AOS Version: R11.10.4.E, Checksum C72C5A6C, Mon Aug 8 19:01:27 2016
Cause of reset: Warm Start
vfs: NONVOL: 504 tracks, 64 sectors/track, 1024 bytes/sector.
vfs: Checking CF for errors...
checkdisk: Reading FAT... done.
checkdisk: Recursing directories.......... done.
checkdisk: Detecting & freeing orphaned clusters... done.
Inflating Compressed Files.
Image size = 17433071
.....
Inflation Complete
Port Discovery: Switch Device 0 on PCI bus 0: device 10
VoIP DSP 1 Initialize.
Loading Starcore DSP Image from Compressed File.
Boot version: G2.R10.8.M.4b
Starting DSP.
Booting.....................
Boot download timeout.
Failed to load application
DSP 1 is not runningswitch: 16 MB of buffer pool DRAM detected, 64 bit bus width
Initializing Analog Services for FXS 0/1-2 and FXO 0/1-2.......
Port manager: Created port FXS 0/1
Port manager: Created port FXS 0/2
Port manager: Created port FXO 0/1
Port manager: Created port FXO 0/2
Initializing Analog Services for MOH 0/1......
Port manager: Created port MOH/PAGE 0/1
Port manager: Probing slot 1... Nothing found.
Port manager: Probing slot 2... Nothing found.
SNMP Agent: Starting: Success!
FTP server: Starting service on first mounted drive.
cli: starting user interface
Persistence viewer: Restoring from startup-config...
58%Fatal Assertion Failed!!!
R11.10.4.E\source/PacketCoreDrivers/DSP/Starcore711x/RTP/Starcore711xRtpProvider.cpp: 143
DSP HDI unavailable, restarting... StackTrc: 00DC4E64 00DC5124 011BD78C 00431424 0043189C 00430E50 004C2FB4 001340C8 00134350 01624F20 00791278 0078B7F8 00788694 00788834 ...
Regs: r0=0x00dc5124 r1=0x02d712f8 r2=0x02543f40 r3=0x00000000 r4=0x00000005 r5=0x00000000 r6=0x00000000 r7=0x00000302 r8=0x00000302 r9=0x00000302 r10=0x00000004 r11=0x02d71320 r12=0x02a00000 r13=0x02a08000 r14=0x00000004 r15=0x00000005 r16=0x00000006 r17=0x00000007 r18=0x00000008 r19=0x00000009 r20=0x00000000 r21=0x00000000 r22=0x00000001 r23=0x05884164 r24=0x00000000 r25=0x00000001 r26=0x02b1910c r27=0x00000000 r28=0x054fd020 r29=0x02d71308 r30=0x054fcfe8 r31=0x00000006 LR=0x00dc4e04 CTR=0x011bd7a8
Coredump: please set the "coredump server url" to save the coredump.
Generating Exception Report ..
