Table 2-2: Ports Used By The Unity Card - Emerson Liebert Intellislot Unity Card User Manual

Installation
Table 2-1
Item
SNMP Version Settings
SNMP Access Table Settings
SNMP Community Strings
SNMPv3 Settings
YDN23 Settings
Emerson Protocol Settings
For added security, the local network firewall and gateway may be restricted to allow only the necessary
traffic on the required network ports. The ports used by the Unity card are listed in Table 2-2. Some port
settings may be changed by the administrator.
Network Service Port Used
Web HTTP
HTTPS TCP 443
DNS
NTP
SMTP
Telnet
SNMP
Modbus TCP
BACnet IP
Emerson Protocol UDP 47808
LIFE
Details for configuration of all options are provided in the remainder of this User Manual.
® ™
Liebert IntelliSlot Unity
Settings to review and verify to reduce risk of unauthorized access
to critical infrastructure equipment (continued)
Description
Enable/disable the desired SNMP version(s);
Consider using SNMPv3 with user
authentication and encryption.
For each SNMPv1/v2c Access table entry,
set the SNMP Access Type to Read-Only to
prevent changes to the device from the hosts
identified in the table entry.
Change the SNMP v1/v2c Trap and Access
Community Strings from their default values.
Use the SNMPv3 Authentication and Privacy
settings to make SNMPv3 communications
more secure.
Set Managed Device Write Access to Read-
Only to prevent changes to the device
through the YDN23 interface.
Enable/disable the Emerson Protocol which
is used by Emerson Network Power
management applications for accessing
device data.
Table 2-2 Ports used by the Unity card
TCP 80
TCP & UDP 53
TCP & UDP 123
TCP 25
TCP 23
UDP 161, 162
TCP 502
UDP 47808
TCP 80
™
Card User Manual
Default? Can be Modified?
Yes Yes
Yes Yes
Yes No
Yes No
Yes Yes
Yes No
Yes Only trap port 162 may be changed
Yes Yes
Yes Yes
Yes Yes
Yes Yes
14
Reference
3.1.3.1 - Configure SNMP Settings
3.1.3.1.4 - Configure SNMPv1/v2c
Access Settings
3.1.3.1.3 - Configure SNMPv1 Trap
Settings
and
3.1.3.1.4 - Configure SNMPv1/v2c
Access Settings
3.1.3.1.2 - Configure SNMPv3 User
Settings
5.5.4 - Protocols—YDN23 Folder
5.4.6 - Configuration—Emerson
Protocol Folder