Table 13-3. System Services - Comtech EF Data CIM-550 Installation And Operation Manual

CiM-550 IP Enabled Satellite Modem
SNMP interface
The system services provided by the cim550 in the OSI network model are:
∑2
L-1
where L is the network layer support by the cim550.
In the cim550, this is calculated by 2
7-1
(layer 4) + 2
Network Layer
Layer 1
Layer 2
Layer 3
Layer 4
Layer 7
(layer 7) = 1 + 2 + 4 + 8 + 64 = 79.

Table 13-3. System Services

1-1 2-1
(layer 1) + 2 (layer 2) + 2
Description
Physical
Datalink
Internet
End-to-end
Applications
213
Rev. 2
CD/CIM550.IOM
3-1 4-1
(layer 3) + 2