TS_TTL_NONZERO
TS_TTL_NONZERO | TS_ANNEX_D_EN | TS_LTYPE1_EN | VLAN_LTYPE1_EN)
TS_TTL_NONZERO | TS_ANNEX_F_EN | TS_ANNEX_D_EN |\
ctl = ETH_P_1588 | TS_TTL_NONZERO |