About EdwardA1

EdwardA1 · 07-23-2025

We are trying to get CUCM 15 DRS backups working in our lab environment for now. We set up OpenSSH on our Windows server and tried to point DRS to it but kept getting generic error messages about the SFTP connection failing. Performing a wireshark ca...

EdwardA1 · 07-28-2025

We were able to get this all set.1) we enabled FIPS on our CUCM publisher/subscriber nodes. Doing this instantly started making SHA2-RSA-256 available during the key init messages between our SFTP server and CUCM.2) At that point our path needed to b...

EdwardA1 · 07-23-2025

Appreciate the information, my problem is CUCM only advertises the following host key algorithms (captured via wireshark on the server hosting SFTP for us): ssh-rsa,ssh-dss,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521When I do RSA in O...

EdwardA1 · 07-23-2025

Confirmed it is not an issue of access, I tested via WinSCP from my machine and confirmed I can access and authenticate just fine. CUCM utils network also shows TCP/22 open and accessible from CUCM to the server we are using for SFTP.This is all arou...

Member Since	‎07-23-2025 06:30 AM
Date Last Visited	‎11-26-2025 09:35 AM
Posts	5
Total Helpful Votes Received	1

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CUCM 15 - DRS to Windows OpenSSH Failing SSH Handshake

Re: CUCM 15 - DRS to Windows OpenSSH Failing SSH Handshake

Re: CUCM 15 - DRS to Windows OpenSSH Failing SSH Handshake

Re: CUCM 15 - DRS to Windows OpenSSH Failing SSH Handshake