Wokring properly for Cisco 9300 & 9500 Switches

Tested on Cisco 9300 & 9500 Switches.

My Command Output is as stated below.
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/usr/local/nagios/libexec/check_snmp_cisco_stack.pl -H 192.168.1.11 -C nnv007 -2
Ring Redundant: yes, Switch States: sw2(sn:FOCXXX)=ready, sw1(sn:FCWXXX)=ready, Port States: up(4),down(0),forcedDown(0) : OK
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192.168.1.11: Switch IP Address.
nnv007: SNMP Community Name.
-2: SNMP Version 2
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