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Technical Reference: Cisco Contact Center Product Port Utilization Guide
Cisco IP IVR Port Utilization
For Product Revisions: IP IVR 3.x
Table 9 Cisco IP IVR Port Utilization
Protocol
Remote
Source
Port
Destination
Port
Source
Port
Remote Device
Destination
Port
Remote Device Notes
Telnet TCP 23 Telnet Client On by default
MS Terminal
Services
TCP 3389 Windows Terminal
Services
VNC HTTP Helper TCP 580x Remote Control
VNC Display TCP 690x Virtual Network
Computer Display
Remote Control
Entercept HID
Agent
TCP 5000 Host Intrusion Detection
Console
SMTP TCP 25 Email POP server Email notification
HTTP TCP 80 Administrator Web
browsers
Required for system
maintenance
LDAP TCP 8404 DCD Directory on
CallManager
SVCHOST TCP 135 TCP 135 Windows Service
Loader
NETBIOS-SSN TCP 139 TCP 139 NETBIOS Session
Service
HTTPS / SSL TCP 443
SMB TCP 445 TCP 445 Microsoft CIFS
TCP 789 TCP789 WFEngineService
Process
TCP 1039 TCP 1039 Windows Task
Scheduler
MS SQL TCP 1042 TCP 1042 SQL server Process
RMI TCP 1099 TCP 1099 RMI Service
JDBC/SQL TCP 1433 TCP 1433
CTI/QBE TCP 2748 CallManager JTAPI
HTTP TCP 8080 TCP 8080 User Web Browser/Web
Server
HTTP Trigger/HTTP
Steps