From: Jeff Theunissen (jhtemail@yahoo.com.au)
Date: Sun May 21 2006 - 07:47:55 ART
Lim,
Here are all the ICMP OPTIONS, there are lots you can even specify
individual ICMP protocol types.
<0-255> ICMP message type
administratively-prohibited Administratively prohibited
alternate-address Alternate address
conversion-error Datagram conversion
dod-host-prohibited Host prohibited
dod-net-prohibited Net prohibited
dscp Match packets with given dscp value
echo Echo (ping)
echo-reply Echo reply
fragments Check non-initial fragments
general-parameter-problem Parameter problem
host-isolated Host isolated
host-precedence-unreachable Host unreachable for precedence
host-redirect Host redirect
host-tos-redirect Host redirect for TOS
host-tos-unreachable Host unreachable for TOS
host-unknown Host unknown
host-unreachable Host unreachable
information-reply Information replies
information-request Information requests
log Log matches against this entry
log-input Log matches against this entry, including
input
interface
mask-reply Mask replies
mask-request Mask requests
mobile-redirect Mobile host redirect
net-redirect Network redirect
net-tos-redirect Net redirect for TOS
net-tos-unreachable Network unreachable for TOS
net-unreachable Net unreachable
network-unknown Network unknown
no-room-for-option Parameter required but no room
option-missing Parameter required but not present
packet-too-big Fragmentation needed and DF set
parameter-problem All parameter problems
port-unreachable Port unreachable
precedence Match packets with given precedence value
precedence-unreachable Precedence cutoff
protocol-unreachable Protocol unreachable
reassembly-timeout Reassembly timeout
redirect All redirects
router-advertisement Router discovery advertisements
router-solicitation Router discovery solicitations
source-quench Source quenches
source-route-failed Source route failed
time-exceeded All time exceededs
time-range Specify a time-range
timestamp-reply Timestamp replies
timestamp-request Timestamp requests
tos Match packets with given TOS value
traceroute Traceroute
ttl-exceeded TTL exceeded
unreachable All unreachables
<cr>
Jeff
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of lim
es
Sent: Sunday, 21 May 2006 8:11 PM
To: ccielab@groupstudy.com
Subject: icmp question
Hi Group,
any difference between:
===== 1 ===
permit icmp any any
======2 ====
permit icmp any any echo
permit icmp any any echo-reply
i thought they are the same?
TIA
Lim
This archive was generated by hypermail 2.1.4 : Thu Jun 01 2006 - 06:33:22 ART