shorewall_code/Shorewall6/action.A_AllowICMPs

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#
# Shorewall6 version 4 - Audited AllowICMPs Action
#
# /usr/share/shorewall6/action.A_AllowICMPs
#
# This action A_ACCEPTs needed ICMP types
#
###############################################################################
#TARGET SOURCE DEST PROTO DEST
# PORT(S)
COMMENT Needed ICMP types (RFC4890)
A_ACCEPT - - ipv6-icmp destination-unreachable
A_ACCEPT - - ipv6-icmp packet-too-big
A_ACCEPT - - ipv6-icmp time-exceeded
A_ACCEPT - - ipv6-icmp parameter-problem
# The following should have a ttl of 255 and must be allowed to transit a bridge
A_ACCEPT - - ipv6-icmp router-solicitation
A_ACCEPT - - ipv6-icmp router-advertisement
A_ACCEPT - - ipv6-icmp neighbour-solicitation
A_ACCEPT - - ipv6-icmp neighbour-advertisement
A_ACCEPT - - ipv6-icmp 137 # Redirect
A_ACCEPT - - ipv6-icmp 141 # Inverse neighbour discovery solicitation
A_ACCEPT - - ipv6-icmp 142 # Inverse neighbour discovery advertisement
# The following should have a link local source address and must be allowed to transit a bridge
A_ACCEPT fe80::/10 - ipv6-icmp 130 # Listener query
A_ACCEPT fe80::/10 - ipv6-icmp 131 # Listener report
A_ACCEPT fe80::/10 - ipv6-icmp 132 # Listener done
A_ACCEPT fe80::/10 - ipv6-icmp 143 # Listener report v2
# The following should be received with a ttl of 255 and must be allowed to transit a bridge
A_ACCEPT - - ipv6-icmp 148 # Certificate path solicitation
A_ACCEPT - - ipv6-icmp 149 # Certificate path advertisement
# The following should have a link local source address and a ttl of 1 and must be allowed to transit abridge
A_ACCEPT fe80::/10 - ipv6-icmp 151 # Multicast router advertisement
A_ACCEPT fe80::/10 - ipv6-icmp 152 # Multicast router solicitation
A_ACCEPT fe80::/10 - ipv6-icmp 153 # Multicast router termination