Avaya 9608 - Page 36

Network requirements
32 Administering Avaya 9601/9608/9608G/9611G/9621G/9641G IP Deskphones SIP
Comments? infodev@avaya.com
Transmitted packets (source = SIP deskphone)
Destination Port Source Port Use UDP or
TCP?
53 Any unused port number Transmitted DNS
messages
UDP
67 68 Transmitted DHCP
messages
UDP
80 unless explicitly
specified otherwise
Any unused port number Packets transmitted
by the deskphone’s
HTTP client
TCP
123 Any unused port number Transmitted SNTP
messages
UDP
The number used in the
Source Port field of the
SNMP query packet
received by the
deskphone
161 Transmitted SNMP
messages
UDP
443 unless explicitly
specified otherwise
Any unused port number TLS/SSL packets
transmitted by the
deskphone’s HTTP
client
TCP
514 Any unused port number Transmitted Syslog
messages
UDP
The port number
specified in the test
request message
50000 Transmitted CNA test
results messages
UDP
System-specific Any unused port number Transmitted signaling
protocol packets
TCP
FEPORT + 1 (if
FEPORT is even) or
FEPORT -1 (if
FEPORT is odd) or the
port number specified
in a CNA RTP test
request plus or minus
one, as with FEPORT
above
PORTAUD + 1
(if PORTAUD is even) or
PORTAUD – 1
(if PORTAUD is odd) or the
port number reserved for
CNA RTP tests plus or
minus one,
as for PORTAUD, above
RTCP and SRTCP
packets transmitted
to the far-end of the
audio connection
UDP
RTCPMONPORT PORTAUD + 1 (if
PORTAUD is even) or
PORTAUD – 1 (if
PORTAUD is odd)
RTCP packets
transmitted to an
RTCP monitor
UDP
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