On this Page you can find all from Gigaset desk phones supported codecs.
Name
Setting Name
Fmtp
Rate
Ptime 10ms
Ptime 20ms
Ptime 30ms
Ptime 40ms
Ptime 60ms
Bandwidth
Default Codec
No Licence needed
G.722
g722
16000
64
opus
opus-wb
maxplaybackrate=16000
48000
64
opus
opus-nb
maxplaybackrate=8000
48000
12
opus
opus
48000
64
PCMU (G.711)
pcmu
8000
64
PCMA (G.711)
pcma
8000
64
GSM
gsm
8000
13
G.723
g723
8000
7
G.726-32
g726-32
8000
32
AAL2-G726-32
aal2-g726-32
8000
32
G.729
g729
annexb=no
8000
8
G.729
g729-annexb=no
annexb=no
8000
8
G.729
g729-annexb=yes
annexb=yes
8000
8
G.729
g729-no-fmtp
8000
8
G.729A
g729-annexb=no
annexb=no
8000
8
G.729A
g729-annexb=no
8000
8
ilbc
ilbc-30
mode=30
8000
8
ilbc
ilbc-20
mode=20
8000
8
CN
cn
8000
0
CN
cn-wb
16000
0
telephone-event
telephone-event
0-15
8000
0
telephone-event
telephone-event-0-16
0-16
8000
0
telephone-event
telephone-event-no-fmtp
8000
0