0
1
10
50
100
150
1000+
...
DOWN
L
O
AD
UP
L
O
AD
PING
JI
T
TER
---
Mbps
---
Mbps
--
ms
--
ms
--
Jitter
--
ms
START
(SILISTRA)
START
(SOFIA)
IP: 216.73.216.20