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diff --git a/Bachelor/CCNA4/en_CCNA4_v30/ch6/6_2_9/content.html b/Bachelor/CCNA4/en_CCNA4_v30/ch6/6_2_9/content.html new file mode 100644 index 0000000..18ab0b4 --- /dev/null +++ b/Bachelor/CCNA4/en_CCNA4_v30/ch6/6_2_9/content.html @@ -0,0 +1,218 @@ +<html>
+
+<head>
+<meta http-equiv="Content-Language" content="en-us">
+<meta http-equiv="Content-Type" content="text/html; charset=windows-1252">
+<title>Content</title>
+<base target="_self">
+</head>
+
+<body background="../../images/bg.gif" topmargin="0" leftmargin="0" marginheight="0" marginwidth="0" onLoad="window.focus();" link="#808080" vlink="#808080" alink="#808080">
+
+<table border="0" cellpadding="0" cellspacing="0" width="100%">
+ <tr>
+ <td bgcolor="#336666" width="18" valign="top">
+ <img border="0" src="../../images/content_lines.gif" width="16" height="25">
+ <img border="0" src="../../images/transdot.gif" width="2" height="1"></td>
+ <td bgcolor="#336666"><b><font face="Arial" size="2" color="#FFFFFF">6.2</b></font></td>
+ <td bgcolor="#336666"><img border="0" src="../../images/transdot.gif" width="10" height="1"></td>
+ <td bgcolor="#336666" width="100%"><strong><font size="2" color="#FFFFFF">
+ <span style="font-family: Arial">Network Management</span></font></strong></td>
+ <td width="9" bgcolor="#336666"> </td>
+ </tr>
+ <tr>
+ <td bgcolor="#669999" height="25" width="18"> </td>
+ <td bgcolor="#669999" height="25"><b>
+ <font face="Arial" size="2" color="#FFFFFF">6.2.9</font></b></td>
+ <td bgcolor="#669999"><img border="0" src="../../images/transdot.gif" width="10" height="1"></td>
+ <td bgcolor="#669999" height="25" width="100%"><strong>
+ <font face="Arial" size="2" color="#FFFFFF">Syslog</font></strong></td>
+ <td bgcolor="#669999" height="25" width="9"> </td>
+ </tr></table>
+
+<table border="0" cellpadding="0" cellspacing="0" width="95%" bordercolor="#111111">
+ <tr>
+ <td width="15"></td>
+ <td>
+
+ <font face="Arial" size="2"> The Cisco syslog logging utility is based
+ on the UNIX syslog utility. System events are usually logged to the
+ system console unless disabled. The syslog utility is a mechanism for
+ applications, processes, and the operating system of Cisco devices to
+ report activity and error conditions. The syslog protocol is used
+ to allow Cisco devices to issue these unsolicited messages to a
+ network management station.</font><p>
+
+ <font face="Arial" size="2">Every syslog message logged is associated
+ with a timestamp, a facility, a severity, and a textual log message.
+ These messages are sometimes the only means of gaining insight into
+ some device misbehaviors.</font></p>
+ <p>
+
+ <font face="Arial" size="2"> Severity level indicates the critical
+ nature of the error message.
+ <img border="0" src="../../images/1.gif" align="absmiddle" width="12" height="12"> There are
+ eight levels of severity, 0-7, with level 0 (zero) being the most critical,
+ and level 7 the least critical. The levels are as
+ follows:</font></p>
+ <blockquote>
+ <table border="0" cellpadding="2" bordercolor="#111111" width="80%" height="198">
+ <tr>
+ <td width="5%" height="19"><font size="2" face="Arial">0</font></td>
+ <td width="95%" height="19">
+
+ <font face="Arial" size="2">
+ Emergencies</font></td>
+ </tr>
+ <tr>
+ <td width="5%" height="19"><font face="Arial" size="2">1</font></td>
+ <td width="95%" height="19">
+
+ <font face="Arial" size="2">
+ Alerts</font></td>
+ </tr>
+ <tr>
+ <td width="5%" height="19"><font face="Arial" size="2">2</font></td>
+ <td width="95%" height="19">
+
+ <font face="Arial" size="2">
+ Critical</font></td>
+ </tr>
+ <tr>
+ <td width="5%" height="17"><font face="Arial" size="2">3</font></td>
+ <td width="95%" height="17">
+
+ <font face="Arial" size="2">
+ Errors</font></td>
+ </tr>
+ <tr>
+ <td width="5%" height="19"><font face="Arial" size="2">4</font></td>
+ <td width="95%" height="19">
+
+ <font face="Arial" size="2">
+ Warnings</font></td>
+ </tr>
+ <tr>
+ <td width="5%" height="19"><font face="Arial" size="2">5</font></td>
+ <td width="95%" height="19">
+
+ <font face="Arial" size="2">
+ Notifications</font></td>
+ </tr>
+ <tr>
+ <td width="5%" height="19"><font face="Arial" size="2">6</font></td>
+ <td width="95%" height="19">
+
+ <font face="Arial" size="2">
+ Informational</font></td>
+ </tr>
+ <tr>
+ <td width="5%" height="19"><font face="Arial" size="2">7</font></td>
+ <td width="95%" height="19">
+
+ <font face="Arial" size="2">
+ Debugging</font></td>
+ </tr>
+ </table>
+
+ </blockquote>
+ <p>
+
+ <font face="Arial" size="2"> The facility and severity level fields
+ are used for processing the messages. Level 0 (zero) to level 7 are facility
+ types provided for custom log message processing. The Cisco IOS defaults to
+ severity level 6.This setting is configurable.</font></p>
+ <p>
+
+ <font face="Arial" size="2">In order to have the NMS receive and
+ record system messages from a device, the device must have syslog
+ configured.
+ <img border="0" src="../../images/2.gif" align="absmiddle" width="12" height="12"> Below is a review of the command line syntax on
+ how to configure these devices.</font></p>
+ <p>
+
+ <font face="Arial" size="2"> To enable logging to all supported
+ destinations:</font></p>
+ <blockquote>
+ <p>
+
+ <font face="Courier New" size="2"> Router(config)#<b>logging on</b></font></p>
+ </blockquote>
+ <p>
+
+ <font face="Arial" size="2"> To send log messages to a syslog server
+ host, such as CiscoWorks2000: </font></p>
+ <blockquote>
+ <p>
+
+ <font face="Courier New" size="2"> Router(config)#<b>logging</b> <i>hostname</i> |
+ <i>ip
+ address</i></font></p>
+ </blockquote>
+ <p>
+
+ <font face="Arial" size="2"> To set logging severity level to level 6,
+ informational:</font></p>
+ <blockquote>
+ <p>
+
+ <font face="Courier New" size="2"> Router(config)#<b>logging trap informational</b></font></p>
+ </blockquote>
+ <p>
+
+ <font face="Arial" size="2"> To include timestamp with syslog message:</font></p>
+ <blockquote>
+ <p>
+
+ <font face="Courier New" size="2"> Router(config)#<b>service timestamps log datetime</b></font></p>
+ </blockquote>
+ <p>
+ <TABLE bgcolor="#B0AFAF" width="95%" border="0" cellspacing="0" cellpadding="0">
+ <TR>
+ <TD valign="top">
+ <TABLE bgcolor="#669999" width="100%" cellspacing="0" cellpadding="0" border="0">
+ <TR>
+ <TD width="5">
+ <img border="0" src="../../images/lab_toplft.gif" width="116" height="23"></TD>
+ <TD><IMG alt="" height="1" width="3" src="../../images/s.gif"></TD><TD align="right" valign="top">
+ <IMG alt="" src="../../images/corner_ur_7.gif" width="7" height="7"></TD>
+ </TR>
+ </TABLE>
+
+ <TABLE bgcolor="#B0AFAF" width="100%" cellspacing="0" cellpadding="0" border="0">
+ <TR>
+ <TD>
+ <TABLE width="100%" cellpadding="2" cellspacing="0" border="0" bordercolor="#111111">
+ <TR>
+ <TD bgcolor="#ffffff" width="15"> </TD>
+ <TD bgcolor="#ffffff"><font FACE="Arial" SIZE="2" COLOR="#000000">
+ <p><font color="#808080">
+ <img border="0" src="../../images/links_icon.gif" width="25" height="25">
+ <b>Web Links</b></font></p>
+ </font><font FACE="Arial" SIZE="2" COLOR="#808080">
+
+ <p>Syslog<p>
+ <a target="_blank" href="http://www.cisco.com/en/US/tech/tk648/tk362/tk790/tech_protocol_home.html">
+ http://www.cisco.com/en/US/tech/tk648/ tk362/tk790/tech_protocol_
+ home.html</a></font></p>
+
+ <p>
+ <IMG alt="" height="2" width="1" src="../../images/s.gif"></p>
+ </TD>
+ </TR>
+ </TABLE>
+ </TD>
+ </TR>
+ </TABLE>
+ </TD>
+ </TR>
+ </TABLE><p>
+
+ <font face="Arial" size="2"> </font>
+ </td>
+ </tr>
+ </table>
+
+</body>
+
+</html>
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