Yes! When adding a new Redis instance to Redsmin, select locally available (via redsmin-proxy).
And then follow the on-screen instruction to install redsmin-proxy. Redsmin-proxy requires NodeJS 0.10+ as well as npm and is compatible with Windows, MacOS and all *nix distributions supported by NodeJS itself.
Configuration (unix-socket, auth)
Redsmin proxy full configuration documentation is available in the README.
I am behind a firewall that blocks output port/ip, what should I allow?
Check out What ip/port should I locally open to use Redsmin proxy.