Table 3.

QoS requirements for medical data transfer [8].

Services	Data rate	Maximum delay	Packet loss
Audio	4–25 kbps	150–400 ms	3%
Video	32–384 kbps	150–400 ms	1%
Electrocardiogram (ECG)	1–20 kbps	approx. 1 s	Zero
File transfer (FTP)	Not available	Not available	Zero