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Artikelnummer: 000056212
Last Modified Date: 10/12/2021
Access Level: Public

The Firewall in front of the V2IU must allow the following ports to and from the V2IU

Polycom V2IU (ALL) What ports the Firewall in front of the V2IU must allow the following ports to and from the V2IU:
Ports need to be opened:
In all cases
FTP TCP 21 (optional)
HTTP TCP 80 (optional for management)
HTTPS TCP 443 (optional for management)
RTP UDP 16386:17286 Bi-Directional (4300T-E3)
16386:25386 Bi-Directional (5300-E10 and E25)
16386:34386 Bi-Directional (6400-E and S85)
SNMP UDP 161 (optional for management)
SSH TCP 22 (optional for management)
Telnet TCP 23 (optional for management)
TFTP UDP 69 (optional)
SNTP TCP 123 (optional)
MGCP Phones
MGCP UDP 2427, 2429, 2432, 2727 (optional)
SIP  
SIP UDP 5060 plus any Additional ports specified on the VoIP ALG page (optional)
SIP UDP 5050 (when Survivability enabled) (optional)
H.323 End-points
Q.931 TCP 1720 (Bi-Directional)
RAS UDP 1719 (Bi-Directional)
H.245 TCP 14085:15084 (Bi-Directional)
VSX Systems
Using "fixed ports" on the VSX is not recommended