A.05.80 HP Insight Remote Support Advanced and Remote Device Access Security Overview (October 2012)

Protocol Ports Source Destination Function Configurable Optional
Note that the CMS can be configured to limit this range.
The source port will always be 135.
UDP 137 Managed
Systems
CMS NETBIOS Name Service. Used by DCOM, and hence,
Windows Management Interface (WMI) and WEBES
No Required
UDP 138 Managed
Systems
CMS NETBIOS Datagram Service. Used by DCOM, and hence,
Windows Management Interface (WMI) and WEBES
No Required
UDP 445 Managed
Systems
CMS Microsoft File Sharing. Used by DCOM, and hence,
Windows Management Interface (WMI) and WEBES
No Required
ICMP N/A CMS Managed
Systems
Provides system reachability (ping) check during system
discovery and before other operations. Note that HP SIM
can be configured to use TCP port 5989 to simplify firewall
settings.
No Recommended
UDP 161 CMS Managed
Systems
SNMP. This is the standard port used by SNMP agents on
managed systems. The CMS sends requests to devices on
this port.
No Optional
UDP 162 Managed
Systems
CMS SNMP Trap. This is the standard port used by SNMP
managers for listening to traps.
No Optional
HP Insight Remote Support Advanced and Remote Device Access (A.05.80)Page 74 of 97
Security Overview
Appendix C: Summary of Network Ports for Servers