User Manual
U-SYS IAD101S/101H/102H/104H Integrated
Access Device
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Huawei Technologies Proprietary
1-4
I. Data Functions
Supporting POTS and enabling Ethernet users to access the
IP network
Supporting transparent transmission
Supporting 802.1p/q
Supporting T.38 fax or transparent transmission of faxes
Supporting Caller Identification Display
Supporting Advice of Charge at the End of Conversation
(the IAD of MGCP only)
Enabling calling parties of the card service to redial numbers
Supporting "one set with two numbers” and PSTN
emergency (the IAD101H/102H only)
Supporting Point-to-Point Protocol over Ethernet (PPPoE)
Supporting Network Address Translation(NAT)
II. Audio Functions
Supporting traditional PSTN services
Supporting KC charging and polarity reversal charging
controlled by the SoftSwitch (IAD of MGCP only)
Supporting Differentiated Services Codepoint (DSCP)
Supporting Comfort Noise Generation (CNG)
Supporting VAD (Voice Activity Detection)
Cooperating with the SoftSwitch to provide new intellectual
and distinctive services, such as Call Transfer Call Waiting ,
Calling Line Identification Presentation, Designated pickup ,
Co-group pickup , Three-party call and Conference call
(Note: the above services can be used only after you
