Nortel 6220 User Manual page 135

Figure 4-76
Incoming ICMP Filter Setup window
Permit Incoming Echo Request and Outgoing Reply-- Permit Echo
Requests sent from remote (un-trusted) computers to be sent to machines
on the local (private) network, and allow the local machine to reply to
them.
Permit Incoming Time Request and Outgoing Reply-- Permit
Timestamp Requests sent from remote (un-trusted) computers to be sent
to machines on the local (private) network, and allow the local machine
to reply to them.
Permit Incoming Info Request and Outgoing Reply-- Permit
Information Request packets sent from remote (un-trusted) computers to
be sent to machines on the local (private) network, and allow the local
machine to reply to them.
Permit Incoming Mask Request and Outgoing Reply-- Permit Mask
Request packets sent from remote (un-trusted) computers to be sent to
machines on the local (private) network, and allow the local machine to
reply to them.
Permit Incoming Destination Unreachable-- Permit Destination
Unreachable messages generated by remote computers to be sent to
machines on the local network.
WLAN Cable Access Point 6220 CSU NTPM99CA Rel 2.0 Issue 5 Dec 2005
137