The value of vRtrInetAggrAggregatorAS specifies the
aggregator's ASN.
When vRtrInetAggrAggregatorAS is set to non zero, and
vRtrInetAggrAggregatorIPAddr is set to non-zero,
the supplied ASN and IP address will be used for the
aggregator path attributes.
When vRtrInetAggrAggregatorAS is not set, the aggregate
routes ASN & Router-ID will be used for the aggregator
path attributes.
This object was obsoleted in release 7.0. It is replaced with the
4-byte AS number defined by vRtrInetAggrAggregatorAS4Byte.