Technical Reference
A31003-C1000-M101-1-76A9, 03/2016
284 OpenScape Desk Phone CP200/400/600, Administrator Documentation
referenz.fm
Default Port List
4 Technical Reference
4.1 Default Port List
The following table contains all default ports, resp. port ranges, and protocols used by the ser-
vices running on OpenScape Desk Phone CP200/400/600 phones.
Service Server De-
fault Port
Client Default
Port
Protocol Stack
Payload transport (VoIP) 5010 - 5059 5010 - 5059 RTP - RTCP
Payload transport (VoIP) 5010 - 5059 5010 - 5059 SRTP - SRTCP
SIP subscriber - TCP is used 5060 32786 - 61000 SIP / TCP
SIP subscriber - TLS is used 5061 32786 - 61000 SIP / TLS
SIP subscriber - UDP is used 5060 5060 SIP / UDP
Directory access via LDAP --- 32786 - 61000 TCP
Directory access via LDAP --- 32786 - 61000 TCP- SSL/TLS
DHCP Client --- 68 DHCP / UDP
DNS Client --- 1024 - 65535 DNS / TCP_UDP
DLS contact me service - workpoint
side
8085 --- HTTP / TCP
Default communication with the DLS
workpoint interface
--- 18443 HTTPS / TCP -
SSL / TLS
Secure communication with the DLS
workpoint interface
--- 18444 HTTPS / TCP -
SSL / TLS
Connection to the control port of FTP
server
21 32786 - 61000 FTP / TCP
FTP client; uses the FTP server in
active mode
32786 - 61000 20 FTP / TCP
HTTPS file download server 443 32786 - 61000 HTTPS / TCP -
SSL/TLS
Client application which sends QDC
data to the QCU
--- 32786 - 61000 SNMP / UDP
Part of SNMP-Agent - sending Traps --- 32786 - 61000 SNMP / UDP
Part of SNMP-Agent - receive Set/
Get commands
161 --- SNMP / UDP
SNTP client - queries time informati-
on in unicast operation
--- 123 SNTP / UDP
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