Users Guide

iDRAC port information
The following table lists the ports that are required to remotely access iDRAC through firewall. These are the default ports
iDRAC listens to for connections. Optionally, you can modify most of the ports. To modify ports, see Configuring services on
page 96.
Table 4. Ports iDRAC listens for connections
Port
number
Type Function
Configurabl
e port
Maximum Encryption Level
22 TCP SSH Yes 256-bit SSL
80 TCP HTTP Yes None
161 UDP SNMP Agent Yes None
443 TCP
● Web GUI access with HTTPS
● Virtual Console and Virtual Media with
eHTML5 option
● Virtual Console and Virtual Media with
HTML5 option when web server redirection
is enabled
Yes 256-bit SSL
623 UDP RMCP/RMCP+ No 128-bit SSL
5000 TCP iDRAC to iSM No 256-bit SSL
NOTE: Maximum encryption level is 256-bit SSL if both iSM 3.4 or higher and iDRAC firmware 3.30.30.30 or higher are
installed.
5900 TCP
Virtual console and virtual media with HTML5,
Java and ActiveX option
Yes 128-bit SSL
5901 TCP VNC Yes 128-bit SSL
NOTE: Port 5901 opens when VNC feature is enabled.
The following table lists the ports that iDRAC uses as a client:
Table 5. Ports iDRAC uses as client
Port
number
Type Function Configurable
port
Maximum Encryption Level
25 TCP SMTP Yes None
53 UDP DNS No None
68 UDP DHCP-assigned IP address No None
69 TFTP TFTP No None
123 UDP Network Time Protocol (NTP) No None
162 UDP SNMP trap Yes None
445 TCP Common Internet File System (CIFS) No None
636 TCP LDAP Over SSL (LDAPS) No 256-bit SSL
2049 TCP Network File System (NFS) No None
3269 TCP LDAPS for global catalog (GC) No 256-bit SSL
5353 UDP mDNS No None
34 Overview of iDRAC