修改SNMP导出OID表格，增加设备类型列

lgq

2025-07-12 478a6e251361cf00ea18c08a453b0c8caaa9ef6f

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#!/bin/sh
sn=`sn`
mac=0A:84:7F:
 
mac=$mac`echo ${sn:8:2}`":"
mac=$mac`echo ${sn:10:2}`":"
mac=$mac`echo ${sn:12:2}`
echo "mac: $mac"