What i already tried:
1. smart connect off
2. Changing the channel and channel width

nothing seems to be working

here a sample response:
 

64 bytes from 192.168.0.1: icmp_seq=20 ttl=64 time=114.342 ms

64 bytes from 192.168.0.1: icmp_seq=21 ttl=64 time=68.934 ms

64 bytes from 192.168.0.1: icmp_seq=22 ttl=64 time=29.467 ms

64 bytes from 192.168.0.1: icmp_seq=23 ttl=64 time=1.421 ms

64 bytes from 192.168.0.1: icmp_seq=24 ttl=64 time=1.518 ms

64 bytes from 192.168.0.1: icmp_seq=25 ttl=64 time=1.398 ms

64 bytes from 192.168.0.1: icmp_seq=26 ttl=64 time=1.321 ms

64 bytes from 192.168.0.1: icmp_seq=27 ttl=64 time=2.513 ms

64 bytes from 192.168.0.1: icmp_seq=28 ttl=64 time=5.602 ms

64 bytes from 192.168.0.1: icmp_seq=29 ttl=64 time=1.265 ms

64 bytes from 192.168.0.1: icmp_seq=30 ttl=64 time=1.444 ms

64 bytes from 192.168.0.1: icmp_seq=31 ttl=64 time=1.437 ms

64 bytes from 192.168.0.1: icmp_seq=32 ttl=64 time=1.215 ms

64 bytes from 192.168.0.1: icmp_seq=33 ttl=64 time=4.076 ms

64 bytes from 192.168.0.1: icmp_seq=34 ttl=64 time=1.260 ms

64 bytes from 192.168.0.1: icmp_seq=35 ttl=64 time=1.844 ms

64 bytes from 192.168.0.1: icmp_seq=36 ttl=64 time=1.251 ms

64 bytes from 192.168.0.1: icmp_seq=37 ttl=64 time=15.718 ms

64 bytes from 192.168.0.1: icmp_seq=38 ttl=64 time=2.935 ms

64 bytes from 192.168.0.1: icmp_seq=39 ttl=64 time=1.485 ms

64 bytes from 192.168.0.1: icmp_seq=40 ttl=64 time=1.550 ms

64 bytes from 192.168.0.1: icmp_seq=41 ttl=64 time=1.244 ms

64 bytes from 192.168.0.1: icmp_seq=42 ttl=64 time=1.836 ms

64 bytes from 192.168.0.1: icmp_seq=43 ttl=64 time=1.339 ms

64 bytes from 192.168.0.1: icmp_seq=44 ttl=64 time=1.561 ms

64 bytes from 192.168.0.1: icmp_seq=45 ttl=64 time=1.313 ms

64 bytes from 192.168.0.1: icmp_seq=46 ttl=64 time=3.224 ms

64 bytes from 192.168.0.1: icmp_seq=47 ttl=64 time=1.375 ms

64 bytes from 192.168.0.1: icmp_seq=48 ttl=64 time=1.369 ms

64 bytes from 192.168.0.1: icmp_seq=49 ttl=64 time=1.286 ms

64 bytes from 192.168.0.1: icmp_seq=50 ttl=64 time=68.007 ms

64 bytes from 192.168.0.1: icmp_seq=51 ttl=64 time=1.388 ms

64 bytes from 192.168.0.1: icmp_seq=52 ttl=64 time=1.338 ms

64 bytes from 192.168.0.1: icmp_seq=53 ttl=64 time=1.309 ms

64 bytes from 192.168.0.1: icmp_seq=54 ttl=64 time=1.754 ms

64 bytes from 192.168.0.1: icmp_seq=55 ttl=64 time=1.515 ms

64 bytes from 192.168.0.1: icmp_seq=56 ttl=64 time=1.457 ms

64 bytes from 192.168.0.1: icmp_seq=57 ttl=64 time=1.469 ms

64 bytes from 192.168.0.1: icmp_seq=58 ttl=64 time=1.438 ms

64 bytes from 192.168.0.1: icmp_seq=59 ttl=64 time=1.338 ms

64 bytes from 192.168.0.1: icmp_seq=60 ttl=64 time=1.934 ms

64 bytes from 192.168.0.1: icmp_seq=61 ttl=64 time=3.498 ms

64 bytes from 192.168.0.1: icmp_seq=62 ttl=64 time=22.858 ms