登录7302 cli,以下是命令info configure system management 执行后的结果信息。
#-----------------------------------------------------------------------------------------------------------------------------------
echo "system"
#-----------------------------------------------------------------------------------------------------------------------------------
management
host-ip-address manual:172.17.4.10/28
default-route 172.17.4.1
exit
exit
#-----------------------------------------------------------------------------------------------------------------------------------
根据以上信息判断,7302管理IP地址的子网掩码是()。
A.255.255.255.0
B.255.255.255.192
C.255.255.255.240
D.255.255.255.252