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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Another option is using “check_snmp” plug-in. The
OID for the BGP peer status, you may need double check it according to the IOS
image you’re running, is .1.3.6.1.2.1.15.3.1.2. For example, for my test
router 10.17.1.250, I can use the following command to check its BGP status
with peer 10.17.1.2: <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>./check_snmp -H 10.17.1.250 -C public -o
.1.3.6.1.2.1.15.3.1.2.10.17.1.2 -m SNMPv2-SMI<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>The result is “SNMP OK – 6”, which
indicates it’s running. Other possible values are:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'>.1.3.6.1.2.1.15.3.1.2<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'>bgpPeerState OBJECT-TYPE<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'> --
FROM BGP4-MIB<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'>
SYNTAX
Integer { idle(1), connect(2), active(3),<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'>opensent(4), openconfirm(5), established(6) }<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'> MAX-ACCESS
read-only<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'> STATUS
Current<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'>DESCRIPTION "The BGP peer
connection state."<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
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