Unify OpenScape Business V2, How-To, Page: 43 / 53

OpenScape Business V2 – How To: Circuit Interconnection
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6. Firewall Rules
6.1. Outbound connection for https
Protocol: TCP
Source IP: OpenScape Business host IP
Source Port : TCP ephemeral port
Destination IP: Circuit Domain (eu.yourcircuit.com / na.yourcircuit.com)
Destination Port: 443
6.2. Outbound connection for SIP signaling*
Protocol: TCP
Source IP: OpenScape Business host IP
Source Port: TCP ephemeral port
Destination IP: Circuit hUTC IP
1
) EU Loadbalancer (35.246.135.106
)
Destination Port: 65060/65061
1
)
SBC IP and Port: EU 34.76.3.39:10000-20000 and 35.246.129.43:10000-20000
! New since October 2019, Additional media udp ports must be open:
35.233.23.114 port 10000-20000
35.198.129.132 port 10000-20000
34.77.77.239 port 10000-20000
35.246.191.177 port 10000-20000
1
) hUTC IP/Port can be verified through Expert Mode/Telephony Server/Voice Gateway/Native SIP Server Trunk/Circuit UTC
(Cloud), you can also find the Stun configuration here.
For more details, see also Chapter Firewall hints
6.3. Outbound RTP Ports OSBiz
Used RTP Ports OpenScape Business:
29274:30529 OSBiz S > Server
30528:30887 OSBiz X > Embedded
Circuit RTP port range is 10000 - 20000