Simple Two-way Active Measurement Protocol (STAMP)
Simple Two-way Active Measurement Protocol (STAMP) TLV Types
2020-11-19
2026-03-26
STAMP TLV Types
1-175
IETF Review
176-239
First Come First Served
240-251
Experimental Use
252-254
Private Use
0
Reserved
1
Extra Padding
2
Location
3
Timestamp Information
4
Class of Service
5
Direct Measurement
6
Access Report
7
Follow-Up Telemetry
8
HMAC
9
Destination Node IPv4 or IPv6 Address
10
Return Path
11
Micro-session ID
12
Reflected Test Packet Control
13-239
Unassigned
240-251
Reserved for Experimental Use
252-254
Reserved for Private Use
255
Reserved
STAMP TLV Flags
IETF Review
0
U
Unrecognized TLV
1
M
Malformed TLV
2
I
Integrity check failed
3
C
Conformance
4-7
Unassigned
STAMP Sub-TLV Types
1-175
IETF Review
176-239
First Come First Served
240-251
Experimental Use
252-254
Private Use
0
Reserved
1
Source MAC Address
Location
2
Source EUI-48 Address
Location
3
Source EUI-64 Address
Location
4
Destination IP Address
Location
5
Destination IPv4 Address
Location
6
Destination IPv6 Address
Location
7
Source IP Address
Location
8
Source IPv4 Address
Location
9
Source IPv6 Address
Location
10
Layer 2 Address Group
Reflected Test Packet Control
11
Layer 3 Address Group
Reflected Test Packet Control
12-239
Unassigned
240-251
Reserved for Experimental Use
252-254
Reserved for Private Use
255
Reserved
STAMP Synchronization Sources
1-127
IETF Review
128-239
First Come First Served
240-249
Experimental Use
250-254
Private Use
0
Reserved
1
NTP
2
PTP
3
SSU/BITS
4
GPS/GLONASS/LORAN-C/BDS/Galileo
5
Local free-running
6-239
Unassigned
240-249
Reserved for Experimental Use
250-254
Reserved for Private Use
255
Reserved
STAMP Timestamping Methods
1-127
IETF Review
128-239
First Come First Served
240-249
Experimental Use
250-254
Private Use
0
Reserved
1
HW Assist
2
SW Local
3
Control Plane
4-239
Unassigned
240-249
Reserved for Experimental Use
250-254
Reserved for Private Use
255
Reserved
STAMP Return Codes
1-127
IETF Review
128-239
First Come First Served
240-249
Experimental Use
250-254
Private Use
0
Reserved
1
Network available
2
Network unavailable
3-239
Unassigned
240-249
Reserved for Experimental Use
250-254
Reserved for Private Use
255
Reserved
Return Path Sub-TLV Types
1-175
IETF Review
176-239
First Come First Served
240-251
Experimental Use
252-254
Private Use
0
Reserved
1
Return Path Control Code
2
Return IPv4 or IPv6 Address
3
SR-MPLS Label Stack of the Return Path
4
SRv6 Segment List of the Return Path
5-239
Unassigned
240-251
Reserved for Experimental Use
252-254
Reserved for Private Use
255
Reserved
Return Path Control Code Flags
31-12
IETF Review
11-8
First Come First Served
7-4
Experimental Use
3-0
Private Use
31
Reply Request
30-8
Unassigned
7-4
Reserved for Experimental Use
3-0
Reserved for Private Use