GNU GPL INFORMATION
Yealink T5X series IP phones firmware contain third-party software under the GNU General Public License (GPL).
Yealink uses software under the specific terms of the GPL. Please refer to the GPL for the exact terms and conditions of
the license.
The original GPL license, source code of components licensed under GPL and used in Yealink products can be down-
loaded online:
Summary of Contents for SIP-T54S
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Page 131: ...Appendix Menu Structure 127 Appendix Menu Structure...