E-101
Cisco Intrusion Prevention System Appliance Hardware Installation Guide for IPS 7.1
OL-24002-01
Appendix E Troubleshooting
Gathering Information
Step 3 Display the block requests beginning at 10:00 a.m. on February 9, 2011.
sensor# show events NAC 10:00:00 Feb 9 2011
evShunRqst: eventId=1106837332219222281 vendor=Cisco
originator:
deviceName: Sensor1
appName: NetworkAccessControllerApp
appInstance: 654
time: 2011/02/09 10:33:31 2011/08/09 13:13:31
shunInfo:
host: connectionShun=false
srcAddr: 11.0.0.1
destAddr:
srcPort:
destPort:
protocol: numericType=0 other
timeoutMinutes: 40
evAlertRef: hostId=esendHost 123456789012345678
sensor#
Step 4 Display errors with the warning level starting at 10:00 a.m. on February 9, 2011.
sensor# show events error warning 10:00:00 Feb 9 2011
evError: eventId=1041472274774840197 severity=warning vendor=Cisco
originator:
hostId: sensor
appName: cidwebserver
appInstanceId: 12160
time: 2011/01/07 04:49:25 2011/01/07 04:49:25 UTC
errorMessage: name=errWarning received fatal alert: certificate_unknown
Step 5 Display alerts from the past 45 seconds.
sensor# show events alert past 00:00:45
evIdsAlert: eventId=1109695939102805307 severity=medium vendor=Cisco
originator:
hostId: sensor
appName: sensorApp
appInstanceId: 367
time: 2011/03/02 14:15:59 2011/03/02 14:15:59 UTC
signature: description=Nachi Worm ICMP Echo Request id=2156 version=S54
subsigId: 0
sigDetails: Nachi ICMP
interfaceGroup:
vlan: 0
participants:
attacker:
addr: locality=OUT 10.89.228.202
target:
addr: locality=OUT 10.89.150.185
riskRatingValue: 70
interface: fe0_1
protocol: icmp
evIdsAlert: eventId=1109695939102805308 severity=medium vendor=Cisco
originator:
--MORE--
Step 6 Display events that began 30 seconds in the past.
sensor# show events past 00:00:30
evStatus: eventId=1041526834774829055 vendor=Cisco
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