Table 6.

Main GSM-R QoS requirements.

Requirements	Value
Connection establishment delay of mobile originated calls	$<8.5$ s (95%), ≤ 10 s (100%)
Connection establishment error ratio	$<{10}^{-2}$ (100%)
Connection loss rate	$<{10}^{-2}$/h (100%)
Maximum end-to-end transfer delay (of 30 byte data block)	≤ 0.5 s (99%)
Transmission interference period	$<0.8$ s (95%), $<1$ s (99%)
Error-free period	$>20$ s (95%), $>7$ s (99%)
Network registration delay	≤ 30 s (95%), ≤ 35 s (99%), ≤ 40 s (100%)
Call-setup time	≤ 10 s (100%)
Emergency call-setup time	≤ 2 s (100%)
Duration of transmission failures	< 1 s (99%)