From September of 2000. It doesn't cover any then-nonexistent stuff like DS-TE and FRR, but it's a good configuration guide and command reference for the basics.
Defines the sub-TLVs used inside a Type 10 opaque LSA to carry MPLS TE information. Might have expired and/or been ratified as an RFC by the time you read this.
Defines the new IS-IS TLVs and sub-TLVs necessary to carry MPLS TE information in IS-IS. Might have expired and/or been ratified as an RFC by the time you read this.