WNDR4500 and Cisco Service blocked: ICMP_echo_req

In my home have i a WNDR4500 and to the wan outside a Cisco from te provider ziggo in the netherlands.

The Cisco is programming as 1 ip adres to the netgear but i have programming to 1 to 100 ip.

In the netgear its only the 1 ip on the wan so y can connected.

I have a lot of slow internet connections and the logbook give the next problems.

[Service blocked: ICMP_echo_req] from source 88.159.40.82, Sunday, Jun 26,2016 09:58:11
[Service blocked: ICMP_echo_req] from source 84.116.245.161, Sunday, Jun 26,2016 09:24:35
[Service blocked: ICMP_echo_req] from source 83.128.178.109, Sunday, Jun 26,2016 09:23:30
[Service blocked: ICMP_echo_req] from source 178.188.57.122, Sunday, Jun 26,2016 09:20:27
[Service blocked: ICMP_echo_req] from source 37.188.66.133, Sunday, Jun 26,2016 09:15:43
[Service blocked: ICMP_echo_req] from source 46.227.238.192, Sunday, Jun 26,2016 09:15:43
[Service blocked: ICMP_echo_req] from source 37.188.66.133, Sunday, Jun 26,2016 09:15:40
[Service blocked: ICMP_echo_req] from source 46.227.238.192, Sunday, Jun 26,2016 09:15:37
[Service blocked: ICMP_echo_req] from source 83.162.189.33, Sunday, Jun 26,2016 09:15:34
[Service blocked: ICMP_echo_req] from source 46.227.238.192, Sunday, Jun 26,2016 09:15:34
[Service blocked: ICMP_echo_req] from source 84.116.245.161, Sunday, Jun 26,2016 09:15:22
[Service blocked: ICMP_echo_req] from source 77.162.39.53, Sunday, Jun 26,2016 09:15:06
[Service blocked: ICMP_echo_req] from source 84.116.245.161, Sunday, Jun 26,2016 09:15:04
[Service blocked: ICMP_echo_req] from source 82.161.183.81, Sunday, Jun 26,2016 09:15:00
[Service blocked: ICMP_echo_req] from source 84.84.197.176, Sunday, Jun 26,2016 09:14:53
[Service blocked: ICMP_echo_req] from source 195.240.106.78, Sunday, Jun 26,2016 09:14:51
[Service blocked: ICMP_echo_req] from source 84.84.197.176, Sunday, Jun 26,2016 09:14:50
[Service blocked: ICMP_echo_req] from source 95.90.194.23, Sunday, Jun 26,2016 09:14:48
[Service blocked: ICMP_echo_req] from source 195.240.106.78, Sunday, Jun 26,2016 09:14:48
[Service blocked: ICMP_echo_req] from source 84.84.197.176, Sunday, Jun 26,2016 09:14:47
[Service blocked: ICMP_echo_req] from source 195.240.106.78, Sunday, Jun 26,2016 09:14:45

So i think that the cisco is ping the netgear?

Of it is a realy message the attack my istallation.

see my cisco

spi firewall protection  medium

Ip 6 firewall protection on

Block fragmented IP packets 

Block Port Scan Detection 

Block Anonymous Internet Requests