Firmware Issues

I have a an AirPort Extreme 802.11n (5th Generation) and 2 AirPort Express 802.11n (2nd Generation)Everything was working fine until I updated the latest firmware now my AirPort Extreme and the AirPort Express are dropping packets.HELP PLEASE!!!!

64 bytes from 192.168.1.254: icmp_seq=46642 ttl=255 time=0.300 ms

Request timeout for icmp_seq 46643

64 bytes from 192.168.1.254: icmp_seq=46644 ttl=255 time=0.334 ms

64 bytes from 192.168.1.254: icmp_seq=46645 ttl=255 time=0.348 ms

Request timeout for icmp_seq 46646

Request timeout for icmp_seq 46647

Request timeout for icmp_seq 46648

64 bytes from 192.168.1.254: icmp_seq=46649 ttl=255 time=0.265 ms

64 bytes from 192.168.1.254: icmp_seq=46650 ttl=255 time=0.338 ms

64 bytes from 192.168.1.254: icmp_seq=46651 ttl=255 time=0.376 ms

64 bytes from 192.168.1.254: icmp_seq=46652 ttl=255 time=0.358 ms

64 bytes from 192.168.1.254: icmp_seq=46653 ttl=255 time=0.280 ms

64 bytes from 192.168.1.254: icmp_seq=46654 ttl=255 time=0.289 ms

64 bytes from 192.168.1.254: icmp_seq=46655 ttl=255 time=0.309 ms

64 bytes from 192.168.1.254: icmp_seq=46656 ttl=255 time=0.284 ms

64 bytes from 192.168.1.254: icmp_seq=46657 ttl=255 time=0.345 ms

64 bytes from 192.168.1.254: icmp_seq=46658 ttl=255 time=0.396 ms

64 bytes from 192.168.1.254: icmp_seq=46659 ttl=255 time=0.343 ms

64 bytes from 192.168.1.254: icmp_seq=46660 ttl=255 time=0.314 ms

64 bytes from 192.168.1.254: icmp_seq=46661 ttl=255 time=0.285 ms

64 bytes from 192.168.1.254: icmp_seq=46662 ttl=255 time=0.350 ms

64 bytes from 192.168.1.254: icmp_seq=46663 ttl=255 time=0.290 ms

Request timeout for icmp_seq 46664

Request timeout for icmp_seq 46665

Request timeout for icmp_seq 46666

Request timeout for icmp_seq 46667

64 bytes from 192.168.1.254: icmp_seq=46668 ttl=255 time=0.340 ms

64 bytes from 192.168.1.254: icmp_seq=46669 ttl=255 time=0.263 ms

64 bytes from 192.168.1.254: icmp_seq=46670 ttl=255 time=0.316 ms

64 bytes from 192.168.1.252: icmp_seq=2528 ttl=255 time=0.328 ms

64 bytes from 192.168.1.252: icmp_seq=2529 ttl=255 time=0.417 ms

64 bytes from 192.168.1.252: icmp_seq=2530 ttl=255 time=0.321 ms

64 bytes from 192.168.1.252: icmp_seq=2531 ttl=255 time=0.327 ms

64 bytes from 192.168.1.252: icmp_seq=2532 ttl=255 time=0.354 ms

Request timeout for icmp_seq 2533

64 bytes from 192.168.1.252: icmp_seq=2534 ttl=255 time=0.340 ms

64 bytes from 192.168.1.252: icmp_seq=2535 ttl=255 time=0.394 ms

64 bytes from 192.168.1.252: icmp_seq=2536 ttl=255 time=0.396 ms

64 bytes from 192.168.1.252: icmp_seq=2537 ttl=255 time=0.379 ms

64 bytes from 192.168.1.252: icmp_seq=2538 ttl=255 time=0.319 ms

64 bytes from 192.168.1.252: icmp_seq=2539 ttl=255 time=0.357 ms

64 bytes from 192.168.1.252: icmp_seq=2540 ttl=255 time=0.351 ms

64 bytes from 192.168.1.252: icmp_seq=2541 ttl=255 time=0.276 ms

64 bytes from 192.168.1.252: icmp_seq=2542 ttl=255 time=0.390 ms

Request timeout for icmp_seq 2543

Request timeout for icmp_seq 2544

Request timeout for icmp_seq 2545

64 bytes from 192.168.1.252: icmp_seq=2546 ttl=255 time=0.396 ms

64 bytes from 192.168.1.252: icmp_seq=2547 ttl=255 time=0.370 ms

64 bytes from 192.168.1.252: icmp_seq=2548 ttl=255 time=0.270 ms