With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccmeDialplanExtPattern
Cisco Call Manager Express Dialplan Ext Pattern
1.3.6.1.4.1.9.9.439.1.1.38.1.5
Indicates string of digits forming the extension number leading digit pattern that are used when the leading digits of the extension number are different from the E.164 telephone number leading digits defined by the ccmeDialplanPattern object.
Back to CISCO-CCME-MIB MIB page.
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