SSH into RAK7258 not working

Issue: Can not SSH into gateway because of legacy key options.

[email protected]:~$ ssh [email protected]
Unable to negotiate with port 22: no matching key exchange method found. Their offer: diffie-hellman-group14-sha1,diffie-hellman-group1-sha1,[email protected]

From one can see there is a way to allow legacy options. Ex:

[email protected]:~$ ssh -oKexAlgorithms=+diffie-hellman-group1-sha1 [email protected]
The authenticity of host ' (' can't be established.
RSA key fingerprint is SHA256:ObPCXOKIh3lDkOFkMHQulxp4S+lZ7NLpve0exNuuus4.
Are you sure you want to continue connecting (yes/no/[fingerprint])? yes
Warning: Permanently added '' (RSA) to the list of known hosts.
[email protected]'s password: 

BusyBox v1.23.2 (2020-03-13 16:38:31 CST) built-in shell (ash)

        LoraWAN Gateway (1.1.0062_Release r202 20200313)
[email protected]:~#