Difference between revisions of "IP Address Justification"
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Latest revision as of 14:29, 2 January 2015
IP Address Justification Request Form
Please submit the following form to support@xmission.com or your sales agent.
- XMission account name:
- Current number of hosts, users, or terminals on the network.
- Current number of remote access users.
- Current number and type of network devices (such as servers, routers, switches, etc.).
- Current number of firewalls (including the # of DMZs being used).
Below, please include any additional information about your network or business
practices that you feel would justify additional IPs. It is helpful to include
a 3 month projected number for all of the previous items, especially if excess
IPs are being requested to accommodate for near term growth.
REFERENCE: IP Subnet Chart
| Class C Address Space | |||
|---|---|---|---|
| Prefix | Subnet Mask | Host | Usable |
| /32 | 255.255.255.255 | 1 | 1 |
| /31 | 255.255.255.254 | 2 | 0 |
| /30 | 255.255.255.252 | 4 | 2 |
| /29 | 255.255.255.248 | 8 | 6 |
| /28 | 255.255.255.240 | 16 | 14 |
| /27 | 255.255.255.224 | 32 | 30 |
| /26 | 255.255.255.192 | 64 | 62 |
| /25 | 255.255.255.128 | 128 | 126 |
| /24 | 255.255.255.0 | 256 | 254 |
