ZyXEL Communications IES-708 Guía de usuario descargar pdf (Pagina 123)

Chapter 14 xDSL Profiles Setup

IES-708-22A User’s Guide

123

14.7 VC Profile Screen

To open this screen, click Basic Setting >xDSL Profiles Setup > VC Profile.

Figure 54 Basic Setting > xDSL Profiles Setup > VC Profile

The following table describes the labels in this screen.

Table 25 Basic Setting > xDSL Profiles Setup > VC Profile

LABEL DESCRIPTION

Port Profile Click Port Profile to configure port profiles and assign them to individual ports

(see Section 14.3 on page 118).

Alarm Profile Click Alarm Profile to open the Alarm Profile screen where you can configure

limits that trigger an alarm when exceeded (see Section 14.8 on page 124)

IGMP Filter Profile Click IGMP Filter Profile to open the IGMP Filter Profile screen where you can

configure IGMP multicast filter profiles (see Section 14.10 on page 127).

Index This is the number of the VC profile.

Name This name identifies the VC profile.

Encap This field displays the profile’s type of encapsulation (llc or vc).

AAL This field displays the ATM adaptation layer used by the VC profile.

aal5 - The VC profile uses ATM adaptation layer 5.

Class This field displays the type of ATM traffic class: cbr (constant bit rate), vbr (real-

time variable bit rate), nrt-vbr (non-real time variable bit rate) or ubr

(unspecified bit rate).

PCR This is the Peak Cell Rate (PCR), the maximum number of cells that the sender

can send per second.

CDVT This field displays the accepted tolerance of the difference between a cell’s

transfer delay and the expected transfer delay.

SCR The Sustained Cell Rate (SCR) sets the average cell rate (long-term) in cells

per second that can be transmitted. SCR applies with the vbr traffic class.

BT Burst Tolerance (BT) is the maximum number of cells that the port is guaranteed

to handle without any discards. BT applies with the vbr traffic class.

Select

Modify

Select a VC profile’s Select radio button and click Modify to edit the VC profile

Delete Select a VC profile’s Select radio button and click Delete to remove the VC

profile

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ZyXEL Communications IES-708 Guía de usuario Pagina 123