setsuna switch physical

Switch between the primary and standby databases (physical standby databases) of DG and switch between dgSwitch between the master and slave databases of DGI. Sequence of opening and closing Databases Database opening sequence Start the slave database first, and then the master database (start listening and open alarm logs) Database close seq

database: Slave database: It indicates that the maximum serial number that has been archived is 34, indicating that logs are synchronized. You can switch between the master and slave databases.Step 7: Check whether switchover is possible in the master database (bj) SQL>Selectname, database_role, protection_mode, switchover_status from v $ database; Switchover_status: "to standby" indicates that switching is allowed. Step 8: Check whether switchove

: change the master database (bj) to the physical standby database (sh)If no session exists, change the master database (bj) to the physical standby database (sh)SQL>Alter databasecommit to switchover to physical standby;If a session exists, close the session and change the master database (bj) to the physical standby

using the database. Step 10: Change the master database (bj) to the physical standby database (SH) If no session exists, change the master database (bj) to the physical standby database (SH) SQL>Alter databasecommit to switchover to physical standby; If a session exists, close the session and change the master database (bj) to the

different vlan cidr blocks can belong to the same VLAN, and sites on different VLANs can also be on the same physical network segment. There are also some disadvantages of using the network layer to define VLANs. Compared with the form of MAC address, VLAN based on the network layer needs to analyze the address formats of various protocols and convert them accordingly. Therefore, a layer-3 switch that uses

Asus install Ubuntu will appear wifi physical switch is forbidden, press ASUS physical WiFi switch fn+f2 and do not start WiFi, we open terminal input: Rfkill list all will see hard blocked under the phy0 column is yes, that is forbidden, Then we use Rfkill unblock all to find Phy0 's hard blocked is still yes. In the