MPLS Network Actions
Multiprotocol Label Switching Architecture (MPLS)
2026-03-05
2026-03-05
Network Action Flags Without Ancillary Data
0-14
IETF Review
15-16
Experimental Use
17-19
Private Use
20-439
IETF Review
Network Action Opcodes
1-110
IETF Review
111-114
Experimental Use
115-126
Private Use
127
IETF Review
0
Reserved
1
Flag-Based Network Action Indicators without AD
2
No operation Opcode
3-110
Unassigned
111-114
Reserved for Experimental Use
115-126
Reserved for Private Use
127
Opcode Range Extension Beyond 127