7 vc profile screen – ZyXEL Communications IES-708-22A User Manual
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Chapter 14 xDSL Profiles Setup
IES-708-22A User’s Guide
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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
Alarm Profile
Click Alarm Profile to open the Alarm Profile screen where you can configure
limits that trigger an alarm when exceeded (see
)
IGMP Filter Profile
Click IGMP Filter Profile to open the IGMP Filter Profile screen where you can
configure IGMP multicast filter profiles (see
).
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