Paradyne Broadband Access Concentrator 8820 用户手册
1. Network Management Specification
32
June 2003
8000-A2-GB30-00
4.3
Interface Stack Group - (RFC 2863)
The interface stack group consists of an object containing information on the relationships
between the multiple sub-layers of network interfaces. In the GranDSLAM 3.0, the
interface stack group will be used to show the relationship between the multiple logical and
physical interfaces, if a physical interface exists.
between the multiple sub-layers of network interfaces. In the GranDSLAM 3.0, the
interface stack group will be used to show the relationship between the multiple logical and
physical interfaces, if a physical interface exists.
The ifStackTable entries for the product is illustrated below, please refer to
, for the exact number of interfaces of each class supported
in the current release:
* If the associated IMA interface is present
** If the associated SONET interface is present
4.3.1
“ifStackHigherLayer” Object (ifStackEntry 1)
This object provides the ifIndex corresponding to the higher sub-layer running on ‘top of’
the interface specified in ifStackLowerLayer.
the interface specified in ifStackLowerLayer.
*** If the associated ATM link is part of an IMA group
Table 1-25. ifStackTable
GranDSLAM 3.0
Higher Interface Number
Higher Interface Number
Mid-InterfaceNumber
Lower Interface Number
AAL5_x
IMA_x
ATMUP_x *
AAL5_x
ATMUP_x
SONETPATH_x **
ATMUP_x
SONETPATH_x
SONET_x
DSLATM_x
DSLChan_x
DSL_x
IMA_x
ATMUP_x
T1/E1_x
Table 1-26. ifStackHigherLayer
GranDSLAM 3.0
Higher Interface Number
Higher Interface Number
GranDSLAM 3.0
Lower Interface Number
Lower Interface Number
Comments
ccss10xx
0
DSL Ports
ccss20xx
ccss10xx
DSL Channels over DSL
ccss30xx
ccss20xx
DSL ATM over DSL Channels
ccss1802
0
Ethernet Ports
ccss190x
0
UPLINK Ports
ccss390x
ccss190x
ATM over UPLINK ports
ccss490x
ccss390x
IMA over ATM UpLinks***
ccss5901
ccss490x/ccss390x
AAL5