Cisco CSACS-1121-K9 Reference Guide - Page 83

ping

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Appendix A ACS Command Reference EXEC Commands Command Modes EXEC Usage Guidelines None. Examples ping Example 1 acs/admin# nslookup 1.2.3.4 Trying "4.3.2.1.in-addr.arpa" Host 4.3.2.1.in-addr.arpa not found: 3(NXDOMAIN) Received 105 bytes from 209.165.200.225#53 in 5 ms Example 2 acs/admin# nslookup 209.165.200.225 Trying "225.200.165.209.in-addr.arpa" ;; ->>HEADER

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A-45
CLI Reference Guide for the Cisco Secure Access Control System 5.1
OL-18996-01
Appendix A
ACS Command Reference
EXEC Commands
Command Modes
EXEC
Usage Guidelines
None.
Examples
Example 1
acs/admin#
nslookup 1.2.3.4
Trying "4.3.2.1.in-addr.arpa"
Host 4.3.2.1.in-addr.arpa not found: 3(NXDOMAIN) Received 105 bytes from
209.165.200.225#53 in 5 ms
Example 2
acs/admin#
nslookup 209.165.200.225
Trying "225.200.165.209.in-addr.arpa"
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 15007 ;; flags: qr aa rd ra; QUERY: 1,
ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2
;; QUESTION SECTION:
;225.200.165.209.in-addr.arpa.
IN
PTR
;; ANSWER SECTION:
225.200.165.209.in-addr.arpa. 86400 IN
PTR
ACS.cisco.com.
;; AUTHORITY SECTION:
165.209.in-addr.arpa.
86400
IN
NS
ns2.cisco.com.
165.209.in-addr.arpa.
86400
IN
NS
ns1.cisco.com.
;; ADDITIONAL SECTION:
ns1.cisco.com.
86400
IN
A
209.165.200.225
ns2.cisco.com.
86400
IN
A
209.165.200.225
Received 146 bytes from 172.69.2.133#53 in 5 ms
acs/admin#
ping
To diagnose basic network connectivity to a remote system, use the
ping
command in the EXEC mode.
ping
{
ip-address
|
hostname
}[
df
df
] [
packetsize
packetsize
] [
pingcount
pingcount
]
Syntax Description
ip-address
IP address of the system to ping. Up to 32 alphanumeric characters.
hostname
Hostname of the system to ping. Up to 32 alphanumeric characters.
df
Specification for packet fragmentation.
df
Specify the value as
1
to prohibit packet fragmentation, or
2
to fragment the
packets locally, or
3
to not set DF.
Packetsize
Size of the ping packet.
packetsize
Specify the size of the ping packet; the value can be between 0 and 65507.