Cisco SPA303 Administration Guide

Configuring SIP, SPCP, and NAT
Configuring SIP
Cisco Small Business SPA300 Series, SPA500 Series, and WIP310 IP Phone Administration Guide 111
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INFOREQ Dynamic Payload This parameter defines the Codec Number used in the
SIP messaging for the Dynamic Payload size
mechanism. This number should match the number
configured in the network/other party to enable the
use of Dynamic Payload. The best range is 96-127 for
any dynamic payload type. Defaults to blank.
G726r16 Dynamic Payload G.726-16 dynamic payload type. Ranges from 96-127.
Defaults to 98.
NOTE Not applicable to Cisco SPA525G.
G726r24 Dynamic Payload G.726-24 dynamic payload type. Ranges from 96-127.
Defaults to 97.
NOTE Not applicable to Cisco SPA525G.
G726r32 Dynamic Payload G726r32 dynamic payload type.
The default is 2.
G726r40 Dynamic Payload G.726-40 dynamic payload type. Ranges from 96-127.
Defaults to 96.
NOTE Not applicable to Cisco SPA525G.
G729b Dynamic Payload G729b Dynamic Payload type.
Defaults to 99.
EncapRTP Dynamic Payload EncapRTP Dynamic Payload type.
Defaults to 112.
RTP-Start-Loopback Dynamic RTP-Start-Loopback Dynamic Payload.
Defaults to 113.
RTP-Start-Loopback Codec RTP-Start-Loopback Codec. Select one of following:
G711u, G711a, G726-16, G726-24, G726-32, G726-40,
G729a, or G723.
Defaults to G711u.
AVT Codec Name AVT codec name used in SDP.
Defaults to telephone-event.
Parameter Description

Cisco SPA303 Specifications

General

Display	Monochrome LCD
Lines	3
Speakerphone	Yes
Headset Jack	Yes (2.5 mm)
Handset	Yes
Ethernet Ports	2 x 10/100 Mbps
Protocol	SIP
Power	Power over Ethernet (PoE) or AC adapter
Audio Codec Support	G.711, G.729
QoS	802.1p/q