3Com MSR 50 Series Configuration Manual page 2390

2390 C 138: V FR C
HAPTER O
n
ONFIGURATION
Follow these steps to configure VoFR voice bandwidth:
To do...
Enter system view
Create a frame relay class and enter frame relay
class view
Reserve a bandwidth for voice
Exit frame relay class view
Associate Associate
the frame the frame
relay class relay class
with a frame with a frame
relay relay
interface or interface
virtual circuit
Associate
the frame
relay class
with a frame
relay virtual
circuit
For frame relay class operation, refer to
1709 and "Frame Relay Configuration" on page
The bandwidth occupied by a call is related to the codec.
bandwidths required for the codecs supported by VoFR.
Table 91 Voice bandwidths required for different codecs
Codec
G.729R8 and G.729A
G.711A-law and G.711μ-law
G.723R63
G.723R53
Use the command...
system-view
fr class class-name
voice bandwidth
reserved-bps
[ reserved ]
quit
Enter frame relay interface serial
interface view interface-number
Associate the fr-class class-name
frame relay class
with a frame relay
interface so that
the settings of
voice bandwidth
can take effect on
the frame relay
interface
Enter frame relay interface serial
interface view interface-number
Enter interface fr dlci dlci-number
DLCI view
Associate the fr-class class-name
frame relay class
with a frame relay
virtual circuit so
that the settings
of voice
bandwidth can
take effect on the
data link
connection
identifier (DLCI)
"Frame Relay QoS Configuration" on page
Remarks
-
-
Required
By default, no
bandwidth is
reserved for voice.
-
Use either
approach.
By default, no
frame relay class is
associated with a
frame relay
interface or virtual
circuit.
235.
Table 91 lists the
Bandwidth (kbps)
10
67
9
8