Кажется, в прошивке 4.3.6.3 починили (вышла 21 октября)
64 bytes from 77.88.55.242: icmp_seq=392 ttl=243 time=52.301 ms
64 bytes from 77.88.55.242: icmp_seq=393 ttl=243 time=47.822 ms
64 bytes from 77.88.55.242: icmp_seq=394 ttl=243 time=59.847 ms
64 bytes from 77.88.55.242: icmp_seq=395 ttl=243 time=82.138 ms
64 bytes from 77.88.55.242: icmp_seq=396 ttl=243 time=31.626 ms
64 bytes from 77.88.55.242: icmp_seq=397 ttl=243 time=60.356 ms
64 bytes from 77.88.55.242: icmp_seq=398 ttl=243 time=55.965 ms
64 bytes from 77.88.55.242: icmp_seq=399 ttl=243 time=51.419 ms
64 bytes from 77.88.55.242: icmp_seq=400 ttl=243 time=51.686 ms
64 bytes from 77.88.55.242: icmp_seq=401 ttl=243 time=51.590 ms
64 bytes from 77.88.55.242: icmp_seq=402 ttl=243 time=56.092 ms
64 bytes from 77.88.55.242: icmp_seq=403 ttl=243 time=45.105 ms
64 bytes from 77.88.55.242: icmp_seq=404 ttl=243 time=59.372 ms
64 bytes from 77.88.55.242: icmp_seq=405 ttl=243 time=55.489 ms
64 bytes from 77.88.55.242: icmp_seq=406 ttl=243 time=51.769 ms
64 bytes from 77.88.55.242: icmp_seq=407 ttl=243 time=47.778 ms
64 bytes from 77.88.55.242: icmp_seq=408 ttl=243 time=34.882 ms
64 bytes from 77.88.55.242: icmp_seq=409 ttl=243 time=55.400 ms
64 bytes from 77.88.55.242: icmp_seq=410 ttl=243 time=84.606 ms
64 bytes from 77.88.55.242: icmp_seq=411 ttl=243 time=30.972 ms
64 bytes from 77.88.55.242: icmp_seq=412 ttl=243 time=60.805 ms
64 bytes from 77.88.55.242: icmp_seq=413 ttl=243 time=52.258 ms
64 bytes from 77.88.55.242: icmp_seq=414 ttl=243 time=59.467 ms
64 bytes from 77.88.55.242: icmp_seq=415 ttl=243 time=57.913 ms
64 bytes from 77.88.55.242: icmp_seq=416 ttl=243 time=43.746 ms
64 bytes from 77.88.55.242: icmp_seq=417 ttl=243 time=44.528 ms
64 bytes from 77.88.55.242: icmp_seq=418 ttl=243 time=77.942 ms
64 bytes from 77.88.55.242: icmp_seq=419 ttl=243 time=48.298 ms
64 bytes from 77.88.55.242: icmp_seq=420 ttl=243 time=36.227 ms
64 bytes from 77.88.55.242: icmp_seq=421 ttl=243 time=40.748 ms
64 bytes from 77.88.55.242: icmp_seq=422 ttl=243 time=66.140 ms
64 bytes from 77.88.55.242: icmp_seq=423 ttl=243 time=40.849 ms
64 bytes from 77.88.55.242: icmp_seq=424 ttl=243 time=49.997 ms
64 bytes from 77.88.55.242: icmp_seq=425 ttl=243 time=44.098 ms
64 bytes from 77.88.55.242: icmp_seq=426 ttl=243 time=38.582 ms
64 bytes from 77.88.55.242: icmp_seq=427 ttl=243 time=45.771 ms
64 bytes from 77.88.55.242: icmp_seq=428 ttl=243 time=49.320 ms
64 bytes from 77.88.55.242: icmp_seq=429 ttl=243 time=57.128 ms
64 bytes from 77.88.55.242: icmp_seq=430 ttl=243 time=51.460 ms
64 bytes from 77.88.55.242: icmp_seq=431 ttl=243 time=35.881 ms
64 bytes from 77.88.55.242: icmp_seq=432 ttl=243 time=57.816 ms
64 bytes from 77.88.55.242: icmp_seq=433 ttl=243 time=51.415 ms
64 bytes from 77.88.55.242: icmp_seq=434 ttl=243 time=48.180 ms
64 bytes from 77.88.55.242: icmp_seq=435 ttl=243 time=42.350 ms
^C
--- ya.ru ping statistics ---
436 packets transmitted, 432 packets received, 0.9% packet loss
round-trip min/avg/max/stddev = 29.811/56.379/358.567/38.051 m