Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP LTM
Known Affected Versions:
11.6.1, 11.6.1 HF1, 11.6.1 HF2, 11.6.2, 11.6.2 HF1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3, 12.1.2, 12.1.2 HF1, 12.1.2 HF2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3
Fixed In:
13.1.0, 13.0.1, 12.1.3.6
Opened: Jul 07, 2017 Severity: 3-Major
On i-Series platforms, HTTP/2 is limited to 10 streams by licensing. "HTTP2 limited to 10 concurrent streams: Web Accelerator feature not licensed." appears in /var/log/ltm
HTTP/2 performance may be less than desired
Using an i-Series platform where WAM is unlicensable.
None
It is possible to configure HTTP/2 with more than 10 streams on i-Series platforms.