Icmp types – Cisco ASA 5505 User Manual
Page 1897
B-15
Cisco ASA 5500 Series Configuration Guide using the CLI
Appendix B Addresses, Protocols, and Ports
ICMP Types
ICMP Types
lists the ICMP type numbers and names that you can enter in ASA commands.
PIM
103
N/A
Protocol only open on destination IP
address 224.0.0.13
RIP
UDP
520
—
RIPv2
UDP
520
Port only open on destination IP address
224.0.0.9
SNMP
UDP
161
Configurable.
SSH
TCP
22
—
Stateful Update
8 and 9
N/A
—
Telnet
TCP
23
—
VPN Load Balancing
UDP
9023
Configurable.
VPN Individual User
Authentication Proxy
UDP
1645, 1646
Port accessible only over VPN tunnel.
Table B-8
Protocols and Ports Opened by Features and Services (continued)
Feature or Service
Protocol
Port Number
Comments
Table B-9
ICMP Types
ICMP Number
ICMP Name
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-request
14
timestamp-reply
15
information-request
16
information-reply
17
mask-request
18
mask-reply
31
conversion-error
32
mobile-redirect