VMG1312-B Series User’s Guide
243
C
H A P T E R
2 0
Log
20.1 Overview
The web configurat or allows you t o choose which cat egories of event s and/ or alert s t o have t he
Device log and t hen display t he logs or have t he Device send t hem t o an adm inist rat or ( as e- m ail)
or t o a syslog server.
20.1.1 What You Can Do in this Chapter
• Use t he
Syst e m Log
screen t o see t he syst em logs (
) .
• Use t he
Se cu r it y Log
screen t o see t he securit y- relat ed logs for t he cat egories t hat you select
(
) .
20.1.2 What You Need To Know
The following t erm s and concept s m ay help as you read t his chapt er.
Alerts and Logs
An alert is a t ype of log t hat warrant s m ore serious at t ent ion. They include syst em errors, at t acks
( access cont rol) and at t em pt ed access t o blocked web sit es. Som e cat egories such as
Syst e m
Er r or s
consist of bot h logs and alert s. You m ay different iat e t hem by t heir color in t he
Vie w Log
screen. Alert s display in red and logs display in black.
Syslog Overview
The syslog prot ocol allows devices t o send event not ificat ion m essages across an I P net work t o
syslog servers t hat collect t he event m essages. A syslog- enabled device can generat e a syslog
m essage and send it t o a syslog server.
Syslog is defined in RFC 3164. The RFC defines t he packet form at , cont ent and syst em log relat ed
inform at ion of syslog m essages. Each syslog m essage has a facilit y and severit y level. The syslog
facilit y ident ifies a file in t he syslog server. Refer t o t he docum ent at ion of your syslog program for
det ails. The following t able describes t he syslog severit y levels.
Table 89
Syslog Severit y Levels
CODE
SEVERITY
0
Em ergency: The syst em is unusable.
1
Aler t : Act ion m ust be t aken im m ediat ely.
2
Cr it ical: The syst em condit ion is crit ical.
3
Error: There is an error condit ion on t he syst em .
4
Warning: There is a warning condit ion on t he syst em .
Summary of Contents for VMG1312-B Series
Page 4: ...Contents Overview VMG1312 B Series User s Guide 4 Troubleshooting 289 ...
Page 14: ...Table of Contents VMG1312 B Series User s Guide 14 ...
Page 15: ...15 PART I User s Guide ...
Page 16: ...16 ...
Page 30: ...Chapter 2 The Web Configurator VMG1312 B Series User s Guide 30 ...
Page 35: ...Chapter 4 Tutorials VMG1312 B Series User s Guide 35 7 Click Apply to save your settings ...
Page 77: ...77 PART II Technical Reference ...
Page 78: ...78 ...
Page 166: ...Chapter 9 Routing VMG1312 B Series User s Guide 166 ...
Page 184: ...Chapter 10 Quality of Service QoS VMG1312 B Series User s Guide 184 ...
Page 210: ...Chapter 13 Interface Group VMG1312 B Series User s Guide 210 ...
Page 226: ...Chapter 15 Firewall VMG1312 B Series User s Guide 226 ...
Page 232: ...Chapter 17 Parental Control VMG1312 B Series User s Guide 232 ...
Page 242: ...Chapter 19 Certificates VMG1312 B Series User s Guide 242 ...
Page 246: ...Chapter 20 Log VMG1312 B Series User s Guide 246 ...
Page 250: ...Chapter 21 Traffic Status VMG1312 B Series User s Guide 250 ...
Page 256: ...Chapter 24 IGMP Status VMG1312 B Series User s Guide 256 ...
Page 260: ...Chapter 25 xDSL Statistics VMG1312 B Series User s Guide 260 ...
Page 262: ...Chapter 26 User Account VMG1312 B Series User s Guide 262 ...
Page 268: ...Chapter 29 TR 064 VMG1312 B Series User s Guide 268 ...
Page 272: ...Chapter 30 Time Settings VMG1312 B Series User s Guide 272 ...
Page 278: ...Chapter 32 Logs Setting VMG1312 B Series User s Guide 278 ...
Page 296: ...Chapter 36 Troubleshooting VMG1312 B Series User s Guide 296 ...
Page 336: ...Appendix C Pop up Windows JavaScripts and Java Permissions VMG1312 B Series User s Guide 336 ...
Page 350: ...Appendix D Wireless LANs VMG1312 B Series User s Guide 350 ...
Page 374: ...VMG1312 B Series User s Guide 374 Index ...