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8000-A2-GB30-10 November 2003 33
4.3.2 “ifStackLowerLayer” Object (ifStackEntry 2)
This object provides the ifIndex corresponding to the lower sub-layer running on ‘below’
the interface specified in the corresponding ifStackHigherLayer.
* If the associated ATM link is part of an IMA group
** If the associated ATM link is not part of an IMA group
4.3.3 “ifStackStatus” Object (ifStackEntry 3)
This object is supported as a “read only” variable. Only active(1) and notInService(2) are
supported.
4.4 Transmission Group, MIB-II (RFC 1213) - (SUPPORTED)
The Transmission Group Objects is SUPPORTED.
4.5 SNMP Group, MIB-II (RFC 1213)
The SNMP Group Objects that apply to a management agent are fully supported. The
following objects apply only to an NMS and return a zero value if accessed.
• snmpInBadCommunityName (snmp 4)
• snmpInTooBigs (snmp 8)
• snmpInNoSuchNames (snmp 9)
• snmpInBadValues (snmp 10)
• snmpInReadOnlys (snmp 11)
• snmpInGenErrs (snmp 12)
• snmpOutGetRequests (snmp 25)
• snmpOutGetNexts (snmp 26)
• snmpOutSetRequests (snmp 27)
The following objects are supported:
Table 1-27. ifStackLowerLayer
GranDSLAM R3.2
Higher Interface Number
GranDSLAM R3.2
Lower Interface Number Comments
0 ccss30xx Nothing over DSL ATM Links
ccss30yy ccss20yy ATM over DSL channels
ccss20yy ccss10yy DSL channels over DSL
0 ccss1802 Nothing over Ethernet
0 ccss5901 Nothing over AAL5
ccss5901 ccss490y AAL5 over IMA (IMA)
ccss490x ccss390x IMA over ATM Uplink (IMA)
ccss5901 ccss390y AAL5 over ATM Uplink (SONET)
ccss390y ccss190y ATM over UPLINK ports