Resolved! I think unsupported 25G transceivers are "checked" to ICX7550 and ICX7650 in Optics Datasheet.
I found some mistake in "RUCKUS® ETHERNET OPTICS" document.I'm sure that ICX7550 and ICX7650 do not support 25G transceivers.- E25G-SFP28-SR- E25G-SFP28-LRRUCKUS® ETHERNET OPTICShttps://www.commscope.com/globalassets/digizuite/61722-ds-ethernet-optic...