Cisco PIX 520 - PIX Firewall 520 Online Help Manual page 64

Field Descriptions
The Internet Control Message Protocol (ICMP) panel displays the following fields in a rule table:
Interface—Displays an interface which has been added to the ICMP rule table (access list).
Action—Permit or deny ICMP traffic terminating at the PIX Firewall unit through this interface.
IP Address—Displays the IP address of each host or network added to the ICMP rule table (access list) for
this interface. Note: This is not the IP address of the PIX interface.
Netmask—Displays the netmask for the IP address of each host or network added to the ICMP rule table
(access list) for this. Note: This is not a netmask for the IP address of the PIX interface.
ICMP Type—The type of ICMP packet to which the permit or deny action will be applied.
0 echo-reply
3 unreachable
4 source-quench
5 redirect
6 alternate-address
8 echo
9 router-advertisement
10 router-solicitation
11 time-exceeded
12 parameter-problem
13 timestamp-reply
14 timestamp-request
15 information-request
16 information-reply
17 mask-request
18 mask-reply
31 conversion-error
32 mobile-redirect
Add—Opens the Add dialog box.
Edit—Opens the Edit dialog box.
Delete—Deletes the selected item.
Apply to PIX—Sends changes made in PDM to the PIX Firewall unit and applies them to the running
configuration.
Reset—Discards changes and reverts the panel to the information displayed when it was opened or the last
time Refresh was clicked while open.
Add and Edit provide these buttons:
OK—Accepts changes and returns to the previous panel.
Cancel—Discards changes and returns to the previous panel.
Help—Provides more information.