D-Link DWC-1000 User Manual - Page 302

Defining What to Log

Page 302 highlights

Wireless Controller User Manual 12.6.1 Defining What to Log Tools > Log Settings > Logs Facility Th e Lo g s Facilit y p ag e allo ws y o u t o d et ermin e t h e g ran u larit y o f lo g s t o receiv e fro m t h e co n t roller. Th ere are t h ree co re co mp on en ts o f t h e co ntro ller, referred t o as Facilities : Kernel : Th is refers t o t h e Lin u x kern el. Lo g mes s ag es t h at co rres p o n d t o t h is facility would corres pond to traffic through the firewall or network s tack. S ys tem: Th is refers t o ap p licatio n an d man ag emen t lev el feat u res av ailab le o n t h is co n t ro ller, in clu d in g SSL VPN an d ad min is t rat o r ch an g es fo r man ag in g t h e u n it . Wireles s : This facility corres ponds to the 802.11 driver us ed for providing AP functionality to your net work. Local 1 -UTM: Th is facilit y co rres p onds t o IPS (In t ru s ion Prev en tio n Sy s t em) wh ich h elp s in d et ect in g malicio u s in t ru s io n at t emp t s fro m t h e Op t io n . For each facility, the following events (in order of s everity) can be logged: Emerg en cy , A lert , Crit ica l, Erro r, W arn in g , No t ificat io n , In fo rmat io n , Deb u g g in g . W hen a particular s everity level is s elected, all events with s everity equal to and g reat er t h an t h e ch osen s ev erit y are cap t u red . Fo r examp le if y o u h av e co n fig u red CRITICAL level logging for the W ireles s facility, then 802.11 logs with s everities CRITICA L, A LERT, an d EM ERGENCY are lo g g ed . Th e s ev erit y lev els av ailab le for logging are:  EM ERGENC Y: s y s t em is u n u s ab le  A LERT: act io n mu s t b e t aken immed iat ely  CRITICA L: crit ical co n d it io n s  ERROR: erro r co n d it io n s  W A RNING: warn in g co n d it io n s  NOTIFICA TION: n o rmal b u t s ig n ifican t co n d it io n  INFORM A TION: in fo rmat io n al  DEBUGGIN G: d eb u g -lev el mes s ag es 300

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Wireless Controller
User Manual
300
12.6.1 Defining What to Log
Tools > Log Settings > Logs Facility
The Logs Facility page allows you to determine the granularity of logs to receive
from the controller. There are three core components of the controller, referred to as
Facilities:
Kernel
: This refers to the Linux kernel. Log messages that correspond to this
facility would correspond to traffic through the firewall or network stack.
System
: This refers to application and management level features available on this
controller, including SSL VPN and administrator changes for managing the unit.
Wireless
: This facility corresponds to the 802.11 driver used for providing AP
functionality to your network.
Local1-UTM
: This facility corresponds to IPS (Intrusion Prevention System) which
helps in detecting malicious intrusion attempts from the Option.
For each facility, the following events (in order of severity) can be logged:
Emergency, Alert, Critical, Error, Warning, Notification, Information, Debugging.
When a particular severity level is selected, all events with severity equal to and
greater than the chosen severity are captured. For example if you have configured
CRITICAL level logging for the Wireless facility, then 802.11 logs with severities
CRITICAL, ALERT, and EMERGENCY are logged. The severity levels available
for logging are:
EMERGENCY: system is unusable
ALERT: action must be taken immediately
CRITICAL: critical conditions
ERROR: error conditions
WARNING: warning conditions
NOTIFICATION: normal but significant condition
INFORMATION: informational
DEBUGGING: debug-level messages