SNMP Solo
own subnetwork, set the subnet mask to 255.255.255.0 for the devices on that subnetwork.
Subnet Mask | Routing and Filtering |
0.0.0.0 | IP packets are transmitted to all devices. |
255.0.0.0 | IP packets are only transmitted to |
devices whose IP address’s first octet | |
| matches the sender’s IP address’s first |
| octet. |
255.255.0.0 | IP packets are only transmitted to |
devices whose IP address’s first two | |
| octets match the sender’s IP address’s |
| first two octets. |
255.255.255.0 | IP packets are only transmitted to |
devices whose IP address’s first three | |
| octets match the sender’s IP address’s |
| first three octets. |
Gateways
Gateway, also referred to as a router, is any computer with two or more network adapters connecting to different physical networks. Gateways allow for transmission of IP packets among networks on an internetwork.