●●● ●●●● ●●●●● ●●●● ●●●●● Network management example o To get value of MIB variable from mgmt agent 1. Mgmt app(part of Nms)on managing entity passes request to mgmt process 2. Mgmt process calls network mgmt protocol(e.g, SNMP 3. SNMP constructs Get-Request packet and sent it to the managed device through the network 4. Mgmt agent on managed device receives Get-Request 5. Agent process accesses requested value 6. SNMP constructs Get-Response packet and sent it to managing entity through the network 7. Mgmt process on managing entity receives response 8. Mgmt process passes data to mgmt app COMP4690, by Dr Xiaowen Chu, HKBUCOMP4690, by Dr Xiaowen Chu, HKBU Network management example ⚫ To get value of MIB variable from mgmt agent 1. Mgmt app (part of NMS) on managing entity passes request to mgmt process 2. Mgmt process calls network mgmt protocol (e.g., SNMP) 3. SNMP constructs Get-Request packet and sent it to the managed device through the network 4. Mgmt agent on managed device receives Get-Request 5. Agent process accesses requested value 6. SNMP constructs Get-Response packet and sent it to managing entity through the network 7. Mgmt process on managing entity receives response 8. Mgmt process passes data to mgmt app