S&C SpeedNet ME Instruction Sheet Download Page 11

  

S&C Instruction Sheet 1074-510

  

11

Description

To route traffic between subnets, several things must happen. First, all hosts on a 

given subnet must use the attached SpeedNet ME Radio as their default gateway. As an 
alternative, manual routes can be entered in each host’s routing table. Hosts from Subnet 
1 will list 192.168.1.1 as their default gatew

ay. If AODV is disabled, and static routing is 

used, it is necessary to add static routes in each SpeedNet ME Radio. The Sp

eedNet ME 

Radio from Subnet 1 must have a static route to Subnet 2, using the SpeedNet ME Radio 
from Subnet 2 as the gateway. The route should be set up like this:

192.168.2.0

255.255.255.0

192.168.3.2

Network

Netmask

Gateway

All hosts from Subnet 2 should use 192.168.2.1 as their default gateway. As an alterna-

tive, manual routes can be entered in each host’s routing table. The SpeedNet ME Radio 
from Subnet 2 must have a static route to Subnet 1, using the SpeedNet ME Radio from 
Subnet 1 as the gateway. This route should be set up like this:

192.168.1.0

255.255.255.0

192.168.3.1

Network

Netmask

Gateway

NOTICE

It is important to understand that there are actually three subnets in this example:  
Subn

et 1, Subnet 2, and the radio network .

  It is also important that all radio wireless IP addresses should be on the same 
subnet, while all radio Ethernet IP addresses should be on different, non-overlapping 
subnets .

Regulatory 
Information

FCC Warning

T

his device must be professionally installed. It is the responsibility of the installer to 

ensure that proper antenna and cable combinations are used in order to remain within 
FCC Part 15 limits.

The SpeedNet ME Radio is specifically designed to close the longest possible links. 

This goal is accomplished in part by delivering the highest permissible RF output power 
to the antenna per the FCC Part 15 Rules. In August 1996, the FCC adopted RF exposure 
guidelines that established safety levels for various categories of wireless transceivers. 
Those limits are consistent with safety standards previously published by the National 
Council on Radiation Protection (NCRP) Report 86, §17.4.1, §17.4.1.1, §17.4.2, and §17.4.3 
as well as the American National Standards Institute (ANSI) in §4.1 of “IEEE Standard 
for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic 
Fields, 3 kHz to 30 GHz,” ANSI/IEEE C95.1-1992.

The SpeedNet ME Radio complies with these FCC exposure guidelines when the  

following precautions are obeyed:
•  One of the exact antennas recommended in this instruction sheet is installed.
•  The cable run for the selected antenna exceeds the minimum length quoted in this 

instruction sheet.

•  All persons maintain a minimum separation of 12 inches (30.48 cm) from the Speed-

Net ME antenna.

Disconnect the ac/dc input power source from the  SpeedNet ME Radio whenever 

repositioning the antenna. You are responsible for taking the necessary steps to ensure 
that these guidelines are communicated to all persons that may come near the SpeedNet 
ME Radio antenna.

Summary of Contents for SpeedNet ME

Page 1: ...d Labels 4 Description Installation 5 Network Design 5 IP Basics 6 Subnet Masking 7 Private Subnets 7 MAC Address 7 Network Example 8 Routing Options 10 Using Static Routes 10 Regulatory Information 1...

Page 2: ...nstruction Sheet Thoroughly and carefully read this instruction sheet before programming operating or maintaining your S C SpeedNet ME Radios Familiarize yourself with the Safety Information on page 3...

Page 3: ...the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between...

Page 4: ...ons are not followed NOTICE NOTICE identifies important procedures or requirements that can result in product or property damage if instructions are not followed Following Safety Instructions If you d...

Page 5: ...serve as a communication end point for SCADA devices They can connect to a SpeedNet ME Radio mesh network They can be installed in a variety of network configurations Plan your network in advance and...

Page 6: ...gin with 1110 or 224 to 239 decimal Class E addresses begin with 1111 or 240 to 254 decimal Addresses beginning with 01111111 or 127 decimal are reserved for loop back and internal testing on a local...

Page 7: ...ic In a traditional unswitched Ethernet network all nodes on a segment see all the packets transmitted by all the other nodes on that segment Performance can be adversely affected under heavy traffic...

Page 8: ...IP subnets from the 192 168 0 0 block of private addresses The SpeedNet ME Radio network depicted in Figure 1 contains three Ethernet segments The first segment uses the 192 168 200 0 Class C subnet...

Page 9: ...rface 192 168 1 1 IP Address 192 168 1 2 Default Gateway 192 168 1 1 SpeedNet ME 2 Wireless Interface 192 168 4 2 Ethernet Interface 192 168 2 1 IP Address 192 168 2 2 Default Gateway 192 168 2 1 IP A...

Page 10: ...SpeedNet ME Radios provide a point to point wireless connection between two or more separate Ethernet subnets Data is then routed between the Ethernet subnets Route information can be entered manuall...

Page 11: ...formation FCC Warning This device must be professionally installed It is the responsibility of the installer to ensure that proper antenna and cable combinations are used in order to remain within FCC...

Page 12: ...This is equivalent to a radio running at full output power 1 watt 30 dBm with a 6 dBi antenna The antenna cable must have sufficient loss to bring the EIRP below 36 dBm if a higher gain antenna is us...

Page 13: ...g a different type of cable verify cable loss prior to installation Table 6 Attenuation Chart Nominal Attenuation Frequency in MHz dB 100ft Cable Type 10MHz 30MHz 50MHz 150MHz 220MHz 450MHz 900MHz 1 2...

Page 14: ...ector with the pinout shown in Figure 5 below The Ethernet port is on the rear panel of the SpeedNet ME Radio It is auto sensing for assignment of transmit and receive lines no crossover cables requir...

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