Erro ao dletar regras

candinho
(usa Outra)

Enviado em 14/04/2018 - 11:13h

Bom dia, nao consigo deletar 2 regras que estao bloqueando acesso a internet
Chain INPUT (policy ACCEPT)
target prot opt source destination
ACCEPT udp -- anywhere anywhere udp dpt:domain
ACCEPT tcp -- anywhere anywhere tcp dpt:domain
ACCEPT udp -- anywhere anywhere udp dpt:bootps
ACCEPT tcp -- anywhere anywhere tcp dpt:bootps

Chain FORWARD (policy ACCEPT)
target prot opt source destination
ACCEPT all -- anywhere 192.168.122.0/24 ctstate RELATED,ESTABLISHED
ACCEPT all -- 192.168.122.0/24 anywhere
ACCEPT all -- anywhere anywhere
REJECT all -- anywhere anywhere reject-with icmp-port-unreachable
REJECT all -- anywhere anywhere reject-with icmp-port-unreachable

Chain OUTPUT (policy ACCEPT)
target prot opt source destination
ACCEPT udp -- anywhere anywhere udp dpt:bootpc
tento deletar assim
iptables -D INPUT -j REJECT --reject-with icmp-host-prohibited
iptables: No chain/target/match by that name.
ja tentei mudar de input para forward e reject-with icmp-port-unreachable e sempre o mesmo erro