switch2 switch2 RA-B6920-4S switch2 DhcpResources NtpResources 0.debian.pool.ntp.org;1.debian.pool.ntp.org;2.debian.pool.ntp.org;3.debian.pool.ntp.org SyslogResources ErspanDestinationIpv4 2.2.2.2 switch2 RA-B6920-4S