Enter a number or one of the following values: echo-reply,
destination-unreachable, source-quench, redirect, alternate-host-address,
echo-request, router-advertisement, router-solicitation, time-exceeded,
parameter-problem, timestamp, timestamp-reply, information-request,
information-reply, address-mask-request, address-mask-reply, traceroute,
datagram-conversion-error, mobile-host-redirect,
mobile-registration-request, mobile-registration-reply,
domain-name-request, domain-name-reply, skip, photuris.
• icmp-code — Specifies an ICMP message code for filtering ICMP packets.
• igmp-type — IGMP packets can be filtered by IGMP message type. Enter a
number or one of the following values: host-query, host-report, dvmrp, pim,
cisco-trace, host-report-v2, host-leave-v2, host-report-v3.
• destination-port — Specifies the UDP/TCP destination port.
• source-port — Specifies the UDP/TCP source port.
• flags list-of-flags — List of TCP flags that should occur. If a flag should be
set it is prefixed by "+".If a flag should be unset it is prefixed by "-". Avaiable
options are +urg, +ack, +psh, +rst, +syn, +fin, -urg, -ack, -psh, -rst, -syn and
-fin. The flags are concatenated to a one string. For example: +fin-ack.
The following table lists protocols that can be specified:
IP Protocol
Internet Control Message Protocol
Internet Group Management Protocol
IP in IP (encapsulation) Protocol
Transmission Control Protocol
Exterior Gateway Protocol
Interior Gateway Protocol
User Datagram Protocol
Host Monitoring Protocol
Reliable Data Protocol
Inter-Domain Policy Routing Protocol
Inter-Domain Routing Protocol
Reservation Protocol
General Routing Encapsulation
Encapsulating Security Payload (50)
Authentication Header
EIGRP routing protocol
Abbreviated Name
icmp
igmp
ip
tcp
egp
igp
udp
hmp
rdp
idpr
idrp
rsvp
gre
esp
ah
eigrp
4
ACL Commands
Protocol Number
1
2
4
6
8
9
17
20
27
35
45
46
47
50
51
88
305