这个应该是image-base的license吧?
The three feature sets available with all Cisco Catalyst 3850 Series Switches are:
● LAN Base: Enterprise access Layer 2 switching features
● IP Base: Enterprise access Layer 3 switching features
● IP Services: Advanced enterprise Layer 3 switching (IPv4 and IPv6) features
升级不需要重新安装license,升级之前可以保存运行的配置到flash,你的flash里面应该是startup config吧。
没有也可以copy run start 然后到处到tftp server备份吧。
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