FAQ Overview
Last Updated：2020-10-23
Instance Class
- What Is BCC?
- Can BCC Adjust CPU and Memory Dynamically?
- Does BCC Provide Database by Default?
- Does BCC Support Oracle Database?
- Can BCC Implement Load-Balance?
- Can BCC Be Purchased in Specified Region?
- How to Replace Operating System/Upgrade Configuration?
- If Configuration Selected During Creation of BCC Is Wrong, Can Configuration Be Changed After Creation of BCC?
- What If Console Can Not Find a BCC Instance?
- How to View Usage of BCC Resources?
- Can BCC Send Short Message or Email Reminder When It Detects Abnormal Operation of CPU and Disk?
Type of Network
- What Is MTU Value Supported by BCC?
- How to Create a BCC with public IP?
- Is IP Assigned to Users by BCC Unique?
- Is public IP Fixed?
- What is Difference Between Public IP and Private IP of BCC?
- If There Is No Public IP, How to Access from Public Network?
- How to Upgrade the Public Bandwidth?
- Can Public IP Be Released?
- How Can BCC Bind Dual Public IP?
- What Is Regional Network Line?
- Is Bandwidth Exclusive?
- After Creation of BCC, Ca users Change BCC IP Manually? Can BCC Be Bound to Its Public IP?
- If an Internet Service Is Deployed on BCC, Such As Apache and MySQL, How Can Listening Port Bind IP to Release Service?
- How Can BCC Interconnects with Each Other Under Different Accounts Internally?
- Why Do Some Ports Not Work Normally?
- Why Does Network Delay Increase/Intermittent Packet Loss Occurs?
- How to Deal with Packet Loss When You Ping Website?
- Why Does Windows Server Browse Webpage Abnormally?
Storage Class
- How to Reinitialize Disk?
- How to Use Linux CVM After Disk Is Loaded?
- How to Use CDS on BCC?
- Can I Mount Multiple CDS on BCC?
- Can I Mount CDS to Multiple BCCs?
- I Select a CDS Disk During Creation of Windows BCC, Why Can Not I See This CDS After I log in to BCC?
- How to Synchronize Data Between Different Disks?
- Can BCC Instance Mount BOS?
- After BCC Purchased Disk Is Mounted on Console, Why It Can Not Be Seen in Virtual Machine?
Image Class
- Is Package Size Limited When I Create BCC Through Custom Image?
- Does BCC Support to Upload Custom Image Currently?
- Does BCC Created Through Custom Image Support System Modification?
Snapshot Class
- Why Is Snapshot Function Used?
- Is BCC Disabled When a Snapshot Is Created?
- Do Custom Image and Snapshot Exist After Release of BCC?
Billing Class
- How to Pay for Purchasing BCC?
- How to Get an Invoice?
- Does System Issue Expiration Reminder?
- Can Postpaid BCC Be Changed to Prepaid BCC?
- How Does Tariff Change After Resources Configuration Changes?
- Resource Is Suspended Due to Arrears. Does System Recover Automatically After Top Up?
- Does Custom Image Exist After Release of Instance?
- Can I Switch Between Billing Modes?
Performance Class
Security Class
- What About Lost Password?
- Password Reset Failed. Is There Any Password Rule?
- Why Can Not I Reset Password for My BCC?
- Does New Password Take Effect After I Reset Password for Windows Virtual Machine?
- Server is Intruded for Simple Password Setting. What Can I Do in Case of an Intrusion After Antivirus?
- How to Add IP Login Whitelist?
- Is "Network Level Authentication" Required to log in to Windows BCC?
- A Security Group Is Created to Associate with Original Instance, but There Is Still One in Default Security Group. How to Deal with It?
- How to Prevent DDoS and CC Attacks?
- How to Deal with IP Under DDoS Attack?
- Can Several BCCs Access Each Other Through SSH Without Password Entry?
- How to Prevent Hackers from Attacking Servers and Websites?
- How to Fix Vulnerability of Dirty COW (CVE-2016-5195) Linux?
Virtual Machine OPS Class
- How to Disable windowsServer2008IE Enhancement Mechanism?
- How to View Default DNS Under Linux?
- How to Install .net Framework 3.5 for Windows 2012?
- What cloudbase-init Account Is Used for? Can It Be Deleted? What Is Influence After Deletion?
- How to Set Virtual Machine System Clock Synchronously?
- What Is Use Rule of iptables Service in BCC Centos6 System?
- What Is Use Rule of firewalld Service in BCC Centos7 System?
- Overview of Ufw Service in BCC ubuntu/debian System
- How to Configure IIS and FTP for Windows BCC?
- How to Deal with Frequent Interruption During FTP Uploading?