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<td bgcolor="#336666"><b><font face="Arial" size="2" color="#FFFFFF">5</font></b><font face="Arial" size="2" color="#FFFFFF"><b>.</b></font><b><font face="Arial" size="2" color="#FFFFFF">2</font></b></td>
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<td bgcolor="#336666" width="100%"><b>
<font face="Arial" size="2" color="#FFFFFF">Configuring Frame Relay</font></b></td>
<td width="9" bgcolor="#336666"> </td>
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<tr>
<td bgcolor="#669999" height="25" width="18"> </td>
<td bgcolor="#669999" height="25"><b>
<font face="Arial" size="2" color="#FFFFFF">5.2.6</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">Verifying the Frame Relay
configuration</font></strong></td>
<td bgcolor="#669999" height="25" width="9"> </td>
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<p><font size="2" face="Arial">
The </font><font size="2" face="Courier New">
<b>show interfaces</b></font><font size="2" face="Arial">
command displays information regarding the encapsulation and Layer 1
and Layer 2 status. It also displays information about the following:</font></p>
<ul>
<li><font size="2" face="Arial">
The LMI type </font></li>
<li><font size="2" face="Arial">
The LMI DLCI </font></li>
<li><font size="2" face="Arial">
The Frame Relay data terminal equipment/data circuit-terminating
equipment (DTE/DCE) type </font></li>
</ul>
<p><font size="2" face="Arial">
Normally, the router is considered a data terminal equipment (DTE)
device. However, a Cisco router can be configured as a Frame Relay switch.
The router becomes a data circuit-terminating equipment (DCE) device when it
is configured as a Frame Relay switch.
<img border="0" src="../../images/1.gif" align="absmiddle" width="12" height="12"></font></p>
<p><font size="2" face="Arial">
Use the </font><font size="2" face="Courier New">
<b>show frame-relay lmi</b></font><font size="2" face="Arial">
command to display LMI traffic statistics.
<img border="0" src="../../images/2.gif" align="absmiddle" width="12" height="12"> For example,
this command demonstrates the number of status messages exchanged between the local
router and the local Frame Relay switch.</font></p>
<p><font size="2" face="Arial">
Use the </font><font size="2" face="Courier New">
<b>show frame-relay pvc</b> [<b>interface</b> <i>interface</i>] [<b>dlci</b>]</font><font size="2" face="Arial">
command to display the status of each configured PVC as well as
traffic statistics.
<img border="0" src="../../images/3.gif" align="absmiddle" width="12" height="12"> This command is
also useful for viewing the number of BECN and FECN packets received by the
router. The PVC status can be active, inactive, or
deleted.</font></p>
<p><font size="2" face="Arial">
The </font><font size="2" face="Courier New">
<b>show frame-relay pvc</b></font><font size="2" face="Arial">
command displays the status of all the PVCs configured on the router.
Specifying a PVC will show the status of only that PVC. In Figure
<img border="0" src="../../images/3.gif" align="absmiddle" width="12" height="12">, the </font>
<font size="2" face="Courier New">
<b>show frame-relay pvc 100</b></font><font size="2" face="Arial">
command displays the status of only PVC 100.</font></p>
<p><font size="2" face="Arial">
Use the </font><font size="2" face="Courier New">
<b>show frame-relay map</b></font><font size="2" face="Arial">
command to display the current map entries and information about the
connections. The following information interprets the </font>
<font size="2" face="Courier New">
<b>show frame-relay map </b></font><font size="2" face="Arial">
output that appears in Figure
<img border="0" src="../../images/4.gif" align="absmiddle" width="12" height="12">:</font></p>
<ul>
<li><font size="2" face="Arial">
100 is the decimal value of the local DLCI number</font></li>
<li><font size="2" face="Arial">
0x64 is the hex conversion of the DLCI number, 0x64 = 100 decimal</font></li>
<li><font size="2" face="Arial">
0x1840 is the value as it would appear on the wire because of the way
the DLCI bits are spread out in the address field of the Frame Relay frame</font></li>
<li><font size="2" face="Arial">
10.140.1.1 is the IP address of the remote router, dynamically learned
via the Inverse ARP process</font></li>
<li><font size="2" face="Arial">
Broadcast/multicast is enabled on the PVC</font></li>
<li><font size="2" face="Arial">
PVC status is active</font></li>
</ul>
<p><font size="2" face="Arial">
To clear dynamically created Frame Relay maps, which are created using
Inverse ARP, use the </font><font size="2" face="Courier New">
<b>clear frame-relay-inarp</b></font><font size="2" face="Arial">
command. <img border="0" src="../../images/5.gif" align="absmiddle" width="12" height="12"> </font> </p>
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<TD bgcolor="#ffffff" width="15"> </TD>
<TD bgcolor="#ffffff"><font FACE="Arial" SIZE="2" COLOR="#000000">
<p><font color="#808080">
<a href="javascript:void(0)" onClick="window.open('../../elabs/mod05/elab_5_2_6/elab5_2_6.html','Interactivity','width=740,height=390,toolbar=0,resizable=yes,scrollbars=0,screenX=26,screenY=38,left=26,top=38');">
<img border="0" src="../../images/lab_icon.gif" width="25" height="25"><b></a>
<a href="javascript:void(0)" onClick="window.open('../../elabs/mod05/elab_5_2_6/elab5_2_6.html','Interactivity','width=740,height=390,toolbar=0,resizable=yes,scrollbars=0,screenX=26,screenY=38,left=26,top=38');">Lab Activity</a></b></font></p>
</font><font FACE="Arial" SIZE="2" COLOR="#808080">
<p>e-Lab Activity:
</font>
</font>
<b><font face="Courier New" size="2" color="#808080">show
frame-relay pvc</font></b></p>
<font FACE="Arial" SIZE="2" COLOR="#808080">
<p>In this activity, the student will demonstrate how to use the
</font>
<font FACE="Courier New" SIZE="2" COLOR="#808080">
<b>show frame-relay pvc</b></font><font FACE="Arial" SIZE="2" COLOR="#808080">
command to display statistics about PVCs for Frame Relay
interfaces.</p>
<font FACE="Arial" SIZE="2" COLOR="#000000">
<p>
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