Corinex Global ADSL2+ User Manual

Page 49

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48

Corinex ADSL2+ Wireless Gateway G Configuration

Corinex ADSL2+ Wireless Gateway G

Field

Description

Priority Bits

Priority is given to a VLAN connection from 0-7, 0 means
highest priority.

The following table describes the options of the PVC Settings:

Field

Description

PVC

Permanent virtual circuit. A fixed virtual circuit between
two users: the public data network equivalent of a leased
line. No call setup or clearing procedures are needed.

VPI

Virtual path identifier

VCI

Virtual channel identifier. 16-bit field in the header of an
ATM cell. The VCI, together with the VPI, is used to iden-
tify the next destination of a cell as it passes through to
the ATM switch. It is sometimes called virtual channel
connection.

QoS

Quality of Service, a feature of data transmission that
measures how accurately and how quickly a message or
data is transferred from a source computer to a destina-
tion computer over a network. The three QoS options are:
Undefined Bit Rate (UBR), Constant Bit Rate (CBR),
and Variable Bit Rate (VBR).

PCR

Peak Cell Rate (in cells/sec) is the cell rate, which the source
may never exceed.

SCR

Sustain Cell Rate

MBS

Maximum Burst Size - traffic parameter that specifies the
maximum number of cells that can be transmitted at the
Peak Cell rate.

CDVT

Cell Delay Variation Tolerance

Auto PVC

Auto Permanent Virtual Circuit, see PVC.

Classical IP over ATM (CLIP, defined in RFC1577) Connection Setup
The Classical IP over ATM (CLIP) support provides the ability to transmit IP packets
over an ATM network, TI’s CLIP support will encapsulate IP in an AAL5 packet
data unit (PDU) frame using RFC1577 and it utilizes an ATM aware version of the
ARP protocol (ATMARP). TI’s CLIP support only allows PVC support; it does not
support SVC.

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