ZyXEL Communications IES-1248-51 User Manual page 14

IES-1248-51/51A/53 User's Guide
Chapter 14
IP Setup................................................................................................................. 115
Chapter 15
ENET Port Setup .................................................................................................. 117
Chapter 16
xDSL Port Setup................................................................................................... 119
16.1 ADSL Standards Overview .............................................................................119
16.2 Downstream and Upstream ...........................................................................119
16.3 Profiles ...........................................................................................................120
16.4 Interleave Delay .............................................................................................120
16.5 Configured Versus Actual Rate ......................................................................120
16.6 Default Settings ..............................................................................................121
16.7 xDSL Port Setup Screen ................................................................................121
16.8 Virtual Channels .............................................................................................127
16.9 VC Setup Screen ...........................................................................................128
16.10 Priority-based PVCs .....................................................................................132
16.11 PPVC Setup Screen .....................................................................................133
Chapter 17
xDSL Profiles Setup ............................................................................................. 137
17.1 Port Profile Screen .........................................................................................137
17.2 ATM QoS ........................................................................................................140
17.3 Traffic Shaping ...............................................................................................140
17.4 Upstream Policing ..........................................................................................143
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16.4.1 Fast Mode .............................................................................................120
16.7.1 xDSL Port Setting Screen .....................................................................123
16.8.1 Super Channel ......................................................................................127
16.8.2 LLC .......................................................................................................128
16.8.3 VC Mux .................................................................................................128
16.8.4 Virtual Channel Profile ..........................................................................128
16.11.1 PPVC Setup Members Screen ...........................................................134
17.3.1 ATM Traffic Classes ..............................................................................140
17.3.1.1 Constant Bit Rate (CBR) .............................................................140
17.3.1.2 Variable Bit Rate (VBR) ...............................................................140
17.3.1.3 Unspecified Bit Rate (UBR) .........................................................141
17.3.2 Traffic Parameters ................................................................................141
17.3.2.1 Peak Cell Rate (PCR) .................................................................141
17.3.2.2 Sustained Cell Rate (SCR) ..........................................................141
17.3.2.3 Maximum Burst Size (MBS) ........................................................141
17.3.2.4 Cell Delay Variation Tolerance (CDVT) .......................................142
17.3.2.5 Burst Tolerance (BT) ...................................................................142
17.3.2.6 Theoretical Arrival Time (TAT) .....................................................142
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