The value of sapIngressVlanTranslation specifies the
desired Ingress Vlan Translation.
A value of 'vlanId' specifies that the value of
sapIngressVlanTranslationId is to be used to overwrite
the preserved VLAN id in the packet.
A value of 'copyOuter' specifies that the outer VLAN
id should be used to overwrite the preserved VLAN id in
the packet.
An 'inconsistentValue' error is returned when an attempt
is made to set the value of sapIngressVlanTranslation
to 'vlanId' and sapIngressVlanTranslationId is
set to '-1'.