3com MSR 20-20 참조 매뉴얼

C

HAPTER

 176: F

AX

 

OVER

 IP C

ONFIGURATION

 C

OMMANDS

local-train threshold threshold: Specifies the threshold percentage of fax local 
training (in the range of 0 to 100). The default value is 10.

nsf-on: Enables NSF message transmission. It is disabled by default.

protocol: Specifies the transport protocol of the fax. By default, the T.38 fax 
protocol is applied. Both hb-redundancy number and lb-redundancy number 
default to 0.

■

standard-t38: Adopts the standard T.38 (UDP) fax protocol, which supports 
H.323-T.38 and SIP-T.38 protocols.

■

pcm: Enables the passthrough mode.

■

g711alaw: Adopts G.711 A-law.

■

g711ulaw: Adopts G.711 

μ-law.

■

t38: Enables T.38 fax protocol.

■

hb-redundancy number: Number of redundant high-speed T.38 packets, in 
the range of 0 to 2.

■

lb-redundancy number: Number of redundant low-speed T.38 packets, in the 
range of 0 to 5.

train-mode: Specifies the fax training mode. By default, the point-to-point 
training mode is adopted.

■

local: Adopts local training.

■

ppp: Adopts point-to-point training.

Use the default entity fax command to set fax parameters to the default values 
globally.

Use the undo default entity fax command to restore the fax parameters of the 
system to the defaults.

n

# Set the maximum fax rate to 9,600 bps globally.

<Sysname> system-view

[Sysname] voice-setup

[Sysname-voice] dial-program

[Sysname-voice-dial] default entity fax baudrate 9600 

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