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Forum Discussion
eblevins
Mar 23, 2026Aspirant
M4300 Stack (XSM4335FS + GSM4328S) -- Web, SSH, and SNMPv3 all stopped working
I have a stack consisting of 4x M4300-35FX (XSM4335FS) and 2x M4300-28G (GSM4328S) switches using a single management IP. This stack has been in production use for 5+ years and has received numerous ...
BrettD
Mar 24, 2026NETGEAR Employee
Just looking at the release notes for 12.0.19.10
"
- For user passwords, line passwords, and enable passwords that are encrypted with AES in firmware release 12.0.15.7 or earlier releases, automatic migration is supported to the more secure SHA512 in release 12.0.17.6 or later releases.
- User passwords, line passwords, and enable passwords that are encrypted with MD5 (salted) in firmware release 12.0.15.7 or earlier releases are not migrated to release 12.0.17.6 or later releases, so they must be set manually.
- SNMPv3 MD5 and SHA-based passwords from firmware release 12.0.15.7 or earlier releases are not migrated to release 12.0.17.6 or later releases, so they must be set manually. "
Also, for Webgui, make sure you have the correct port: 49152 - as I believe this may have changed from 49151
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