Avaya 9601 - Page 84

Destination port Source port Use Protocol
UDP or TCP
The number used in the
Source Port field of the
TLS/ SSL packets that
the HTTP client of the
deskphone sends
Any TLS/SSL packets that the
HTTP client of the
deskphone receives
TCP
68 Any Received DHCP
messages
UDP
SIP messages initiated
by the call server should
be sent to the port
number specified by the
value of SIPPORT (TCP)
or to the port number
specified by the value of
SIP_PORT_SECURE
(TLS over TCP).
Responses to SIP
messages initiated by the
deskphone should be
sent to the number used
in the Source Port field of
the message from the
deskphone.
Any Received signaling
protocol
TCP
The number used in the
Source Port field of the
DNS query that the
deskphone sends
Any Received DNS
messages
UDP
The number used in the
Source Port field of the
SNTP query that the
deskphone sends
Any Received SNTP
messages
UDP
161 Any Received SNMP
messages
UDP
Related Links
TCP and UDP ports on page 83
Administering deskphone options
84 Administering Avaya 9601/9608/9611G/9621G/9641G/9641GS IP Deskphones SIP August 2015
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