Nortel 6220 User Manual page 173

174
Outgoing ICMP Filters
Clicking on the Outgoing ICMP button on the Firewall Setup screen
displays the Outgoing ICMP Filters screen, which allows you to permit
or deny ICMP packets from going out from the local to remote interfaces.
This allows you to deny diagnostic messages requested by internal
(private) sources in this filter from being sent to external (un-trusted)
machines.
Figure 4-85
Outgoing ICMP Filter Setup window
Permit Outgoing Echo Request and Incoming Reply-- Permit Echo
(ping) Requests sent from local stations to remote stations, and the
remote stations' replies.
Permit Outgoing Time Request and Incoming Reply-- Permit local
stations' Time Requests sent to remote stations and the replies from
remote machines.
Permit Outgoing Info Request and Incoming Reply-- Permit local
stations' Information Request packets sent to remote stations, and the
remote stations' replies.
Permit Outgoing Mask Request and Incoming Reply-- Permit local
stations' Mask Request packets sent to remote stations, and the remote
stations' replies.
WLAN Cable Access Point 6220 CSU NTPM99CA Rel 2.0 Issue 5 Dec 2005