Network ports used in DR appliance. (4044758)

Port Type Number Port Usage or Description DR Series System Application Ports

TCP 20 File Transfer Protocol (FTP)—for transferring files.

TCP 23 —remote terminal access protocol for unencrypted text communications.

TCP 80 Hypertext Transfer Protocol (HTTP)—unencrypted protocol communications.

TCP 443 HTTPS—combination of the HTTP with Secure Socket Layer (SSL)/ Transport Layer Security (TLS).

TCP 1311 Hardware Health Monitor (Note: this is not used on the DR2000v)

TCP 9901 Watcher

TCP 9904 Configuration Server (needed for replication operations)

TCP 9911 Filesystem Server (needed for replication operations)

TCP 9915 MetaData Replication (needed for replication operations)

TCP 9916 Data Filesystem Server (needed for replication operations)

Port Type Number Port Usage or Description

TCP 9918 Diagnostics Collector

TCP 9920 Data path used for OST or RDS replications

TCP 10011 Control channel (needed for OST or RDS operations)

TCP 11000 Data channel (needed for OST or RDS operations) DR Series System Service Ports

TCP 22 Secure Shell (SSH)—used for secure logins, file transfers like SCP (Secure Copy) and SFTP (Secure File Transfer Protocol)

TCP 25 Simple Mail Transfer Protocol (SMTP)—used for routing and sending email

TCP 139 SMB daemon—used for SMB protocol-related processes

TCP 199 SNMP daemon—used by Simple Network Management Protocol (SNMP) requests

TCP 801 NFS status daemon