vRtrLdpCepTdmFecTable is a read-only table that represents all
CEP/TDM FECs either sent to or received from an LDP peer known
to the Virtual Router.
The CEP/TDM Sub-TLVs are defined in RFC 4446:
Parameter Id Description
0x04 CEP/TDM Payload Bytes
0x07 CEP/TDM bit-rate
0x0B TDM Options.