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Network Management
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Network Management

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Network Management Network Management Presentation Transcript

  • NETWORK MANAGEMENT VIDEO PRESENTATION PRESENTED BY KYAW ZIN LATT SOE THIHA SOE SANDAR SEIN WIN
  • NETWORK MAINTENANCE Soe Sandar Sein Win [NETWORK CONSULTANT] NetServed Pte Ltd.
  • NETWORK MAINTENANCE •A solid network support such as Network Monitoring and Network Maintenance are essential in order to maximize the effectiveness and efficiency of the enterprise network •Network maintenance is concerned with updates and repairs and involves corrective measures for making managed network for running better Example: Network maintenance requires when a router needs a patch for an operating system image or a new switch is added to a network.
  • IMPORTANCE OF NETWORK MAINTENANCE •Network Maintenance is mainly important as any problems within the network will affect the organization as a whole and limits the success and progression of business of the organization. •One of the most important and relevant forms of maintenance involves the security of the overall IT system. •It includes backing up, checking the permissions in critical files, checking the assignments of rights and monitoring system logs.
  • HOW IS IT USEFUL FOR NETWORK? •Providing network availability and security •Saving expenses for the network as it can minimize the downtime of the network •Planning the maintenance activities •Implementing the maintenance activities planned and those unforeseen •Optimizing the network capability, reliability, performance, consistency and longevity
  • Assumption Network maintenance is very essential as the followings. Need to have running up the network very smoothly for our customers Before users are affected, it can monitor the network spot the problem very quickly Repairs and upgrades are also concerning for network maintenance
  • Assumption Network maintenance is very essential as the followings. A crucial component of keeping your network operational by maintaining our network By not having network maintenance, our company will expand outward in every way For additional maintenance, we also need requirements for setup phase of our business Downtime is rarely an acceptable for our network
  • Daily, Weekly, Monthly Checklist The components for the checklist are as follows: •Workstations, desktops and Laptops •Printers •Switches •Wireless Access Points •Routers •Servers
  • Quarterly Checklist for maintenance in general Some of the important checklists are as followings: •Run performance monitor •Check redundant array of independent disks (RAID), Processor • Temperature, Event Logs, Antivirus, Backup Logs •Check Physical Cabling and Network Connectivity Speed •Perform Data Restoral Test •Update System Boot Disk, IT Inventory, Documented •Router/Switch Configuration, Network Diagram •Check Router & Switch Firmware
  • NETWORK MONITORING Soe Thiha [NETWORK CONSULTANT] NetServed Pte Ltd.
  • GIVEN SCENARIO
  • NETWORK MONITORING monitoring For administration Over active communication network For Fine Tuning  To diagnose problems  To gather statistics
  • NETWORK MONITORING SOFTWARES (APPLICATIONS) PRIVATE ADULT TRAINING Performance issue Threats ALERT Reports Health of Network Environment
  • OPENSOURCE VS. COMMERCIAL SOFTWARES Nagios Zabbix OPEN SOURCE Cacti COMMERCIAL Free, trial version NetCrunch
  • NETWORK MONITORING SOFTWARES (APPLICATIONS)
  • GOALS OF NETWORK MONITORING 5 FUNCTIONAL AREAS SET BY OSI
  • PYRAMID SHAPE OF NETWORK MONITORING NETWORK PROVISIONING NETWORK OPERATIONS NETWORK MAINTENANCE
  • TASKLIST # Tasklist 1 Fault Management 2 Configuration Management 3 Accounting Management 4 Performance Management 5 Security Management 6 Inventory Management 7 Account billing Management
  • NETWORK MONITORING PROTOCOLS  SNMP  NETCONF  CMIP  WBEM  SYSLOG  NetFlow
  • NETWORK MONITORING FLOWCHART
  • TRENDS IN NETWORK MONITORING  BYOD  Converged Networks (Cellular Networks  Cloud Computing
  • NETWORK SECURITY Kyaw Zin Latt [NETWORK CONSULTANT] NetServed Pte Ltd.
  • NETWORK SECURITY • Access Control • Network Attacks • Ensuring CIA (Confidentiality, Integrity and Availability) • BYOD-related security issues
  • ACCESS CONTROL • Operating System Access Controls • Group and Roles • Access Control List
  • NETWORK ATTACKS • Eavesdropping • Data Modification • Identity Spoofing (IP Address Spoofing) • Password-Based Attack • Denial-of-Service Attack • Man-in-the-Middle Attack • Compromised-Key Attack • Sniffer Attack • Application-Layer Attack
  • DEFENSE AGAINST NETWORK ATTACK • Configuration Management • Firewalls • Strengths and Limitations of Firewalls • Encryption
  • ENSURING CIA • Confidentiality • Encryption • Integrity • Cryptography • Availability • Backup
  • BYOD-RELATED SECURITY ISSUE • Mobile device management and data protection • Device and data loss • Over or under working • Lack of monitoring
  • SOLUTIONS • Specify What Devices Are Permitted • Establish a Stringent Security Policy for all Devices • Define a Clear Service Policy for Devices Under BYOD Criteria. • Make It Clear Who Owns What Apps and Data • Decide What Apps Will Be Allowed or Banned • Set Up an Employee Exit Strategy
  • THANK YOU