/mcpSupported Ciphers Port Protocol Application / Process ECDHE-RSA-AES256-GCM-SHA384: ECDHE-ECDSA-AES256-GCM-SHA384: ECDHE-RSA-AES256-SHA384: ECDHE-ECDSA-AES256-SHA384: AES256-GCM-SHA384:AES256-SHA256: AES256-SHA: ECDHE-RSA-AES128-GCM-SHA256: ECDHE-ECDSA-AES128-GCM-SHA256: ECDHE-RSA-AES128-SHA256: ECDHE-ECDSA-AES128-SHA256: ECDHE-RSA-AES128-SHA: ECDHE-ECDSA-AES128-SHA: AES128-GCM-SHA256:AES128-SHA256: AES128-SHA: 5269 TCP /TLS Cisco XCP XMPP Federation Connection Manager ECDHE-RSA-AES256-GCM-SHA384: ECDHE-ECDSA-AES256-GCM-SHA384: ECDHE-RSA-AES256-SHA384: ECDHE-ECDSA-AES256-SHA384: AES256-GCM-SHA384:AES256-SHA256: AES256-SHA: ECDHE-RSA-AES128-GCM-SHA256: ECDHE-ECDSA-AES128-GCM-SHA256: ECDHE-RSA-AES128-SHA256: ECDHE-ECDSA-AES128-SHA256: ECDHE-RSA-AES128-SHA: ECDHE-ECDSA-AES128-SHA: AES128-GCM-SHA256:AES128-SHA256: AES128-SHA: 5222 TCP / TLS Cisco XCP Client Connection Manager Table 22: Cipher Support for SSH Ciphers Ciphers/Algorithms Service • Ciphers aes128-ctr aes192-ctr aes256-ctr aes128-gcm@openssh.com aes256-gcm@openssh.com • MAC algorithms: hmac-sha2-256 hmac-sha2-512 • Kex algorithms: ecdh-sha2-nistp521 ecdh-sha2-nistp384 ecdh-sha2-nistp256 diffie-hellman-group14-sha256 diffie-hellman-group16-sha512 • Host Key algorithms: rsa-sha2-256 rsa-sha2-512 SSH Server Security Guide for Cisco Unified Communications Manager, Release 15 and SUs 125 Basic System Security Cipher Limitations