Digi CM 8. Management protocols: HTTP/HTTPS, SNMP. Authentication method: RADIUS, TACACS+, LDAP, Kerberos, Security algorithms supported: SSH, SSL/TLS, HTTPS. Console port: RJ-45. Dimensions (WxDxH): 159 x 241 x 32 mm, Weight: 1.1 kg. AC input voltage: 100 - 240 V