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| author | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
|---|---|---|
| committer | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
| commit | 33613a85afc4b1481367fbe92a17ee59c240250b (patch) | |
| tree | 670b842326116b376b505ec2263878912fca97e2 /Bachelor/CCNA4/en_CCNA4_v30/ch4/4_2_4/content.html | |
| download | Studium-master.tar.gz Studium-master.tar.bz2 | |
Diffstat (limited to 'Bachelor/CCNA4/en_CCNA4_v30/ch4/4_2_4/content.html')
| -rw-r--r-- | Bachelor/CCNA4/en_CCNA4_v30/ch4/4_2_4/content.html | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/Bachelor/CCNA4/en_CCNA4_v30/ch4/4_2_4/content.html b/Bachelor/CCNA4/en_CCNA4_v30/ch4/4_2_4/content.html new file mode 100644 index 0000000..5d49ea1 --- /dev/null +++ b/Bachelor/CCNA4/en_CCNA4_v30/ch4/4_2_4/content.html @@ -0,0 +1,150 @@ +<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns="http://www.w3.org/TR/REC-html40">
+
+<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">4.2</font></b></td>
+ <td bgcolor="#336666"><img border="0" src="../../images/transdot.gif" width="10" height="1"></td>
+ <td bgcolor="#336666" width="100%"><strong>
+ <font face="Arial" size="2" color="#FFFFFF">ISDN Configuration</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">4.2.4</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">Troubleshooting the ISDN
+ configuration</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 following commands are used to debug and troubleshoot the ISDN
+ configuration:</font>
+ <font face="Arial" size="2">
+ <img border="0" src="../../images/1.gif" align="absmiddle" width="12" height="12"></font><ul>
+ <li><font FACE="Arial" SIZE="2">The </font>
+ <font FACE="Courier New" SIZE="2">
+ <b>debug isdn q921</b> </font>
+ <font FACE="Arial" SIZE="2">
+ command shows data link layer, or Layer 2, messages on the D channel
+ between the router and the ISDN switch. Use this command if the </font>
+ <font FACE="Courier New" SIZE="2">
+ <b>show
+ isdn status</b></font><font FACE="Arial" SIZE="2">
+ command does not show Layer 1 as ACTIVE and Layer 2 as MULTIPLE_FRAME_ESTABLISHED.</font></li>
+ <li>
+ <font FACE="Arial" SIZE="2">
+ The </font>
+ <font FACE="Courier New" SIZE="2">
+ <b>debug isdn q931</b></font><font FACE="Arial" SIZE="2">
+ command shows the exchange of call setup and teardown messages of
+ the Layer 3 ISDN connection.<br>
+ The </font>
+ <font FACE="Courier New" SIZE="2">
+ <b>debug ppp authentication</b></font><font FACE="Arial" SIZE="2">
+ command displays the PPP authentication protocol messages, including
+ Challenge Handshake Authentication Protocol (CHAP) packet exchanges
+ and Password Authentication Protocol (PAP) exchanges.</font></li>
+ <li>
+ <font FACE="Arial" SIZE="2">
+ The </font>
+ <font FACE="Courier New" SIZE="2">
+ <b>debug ppp negotiation</b></font><font FACE="Arial" SIZE="2">
+ command displays information on PPP traffic and exchanges while the
+ PPP components are negotiated. This includes LCP,
+ authentication, and NCP exchanges. A
+ successful PPP negotiation will first open the LCP state, then
+ authenticate, and finally negotiate NCP.</font></li>
+ <li>
+ <font FACE="Arial" SIZE="2">
+ The </font>
+ <font FACE="Courier New" SIZE="2">
+ <b>debug ppp error</b></font><font FACE="Arial" SIZE="2">
+ command displays protocol errors and error statistics associated
+ with PPP connection negotiation and operation. Use the </font>
+ <font FACE="Courier New" SIZE="2">
+ <b>debug ppp</b></font><font FACE="Arial" SIZE="2">
+ commands to troubleshoot a Layer 2 problem if the </font>
+ <font FACE="Courier New" SIZE="2">
+ <b>show isdn status</b></font><font FACE="Arial" SIZE="2">
+ command does not indicate an ISDN problem.</li>
+ </ul>
+ <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>Troubleshooting ISDN BRI SPIDs<p>
+ <a target="_blank" href="http://www.cisco.com/en/US/tech/tk801/tk379/technologies_tech_note09186a0080093c44.shtml">
+ http://www.cisco.com/en/US/tech/
+ tk801/tk379/technologies_tech_ note09186a0080093c44.shtml</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>
+ </TD>
+ </TR>
+ </TABLE>
+ </TD>
+ </TR>
+ </TABLE></td>
+ </tr>
+ </table>
+
+</body>
+
+</html>
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