About Me

ISP & Network guru with 15 years experience in the ISP field.

 

March 2010
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Starting a WISP – Mounting antennas

There are a wide variety of ways to mount equipment.  We are big fans of using standoffs.  By using standoffs you are lessening the rick of electrical surge damage. Electricity will find the shortest path to ground.  It won’t travel down/up a tower, out to a standoff, and back.  Standoffs also do the important job [...]

Connection Limits on Mikrotik

I recently had an instance where I had to re-visit adding connection limits to a CPE running lots of connections.  they were probably P2P. Here is the code we added:

/ip firewall filter
add chain=forward action=log tcp-flags =syn protocol=tcp connection-limit=100,32 log-prefix=”CONN_LIMIT:” comment=”connection limit” disabled=no
add chain=forward action=drop tcp-flags =syn protocol=tcp connection-limit=100,32 comment=”connection limit” disabled=no

What this code does is [...]

mW to dB conversion

This handy table helps you convert total EIRP and such things.

mW
dB

75mW
19dB

100mW
20dB

125mW
21dB

150mW
22dB

200mW
23dB

250mW
24dB

300mW
25dB

500mW
27dB

1W
30dB

2W
33dB

4W
36dB

8W
39dB

10W
30dB

25W
44dB

Install Photo of the Day

Sector and radfio on a standoff around 300 feet

Install Photo of the day

5.8GHZ Channels

Channel #
5.8 Frequency

148
5725

149
5745

150
5750

151
5755

152
5760

153
5765

154
5770

155
5775

156
5780

157
5785

158
5790

159
5795

160
5800

161
5805

162
5810

163
5815

164
5820

165
5825

Default Wireless Equipment info

linksys 192.168.1.1   admin admin
wet 11  192.168.1.254 admin admin
airbridge 192.168.0.22 admin public
tenx     192.168.2.254
trango   192.168.100.100 admin trango
cb3      192.168.1.1    admin
ubiquiti  192.168.1.20  ubnt ubnt
ez3       192.168.1.1

Install Photo of the Day

Core Routing

Starting a Wisp - Business Plan things

If you are not tech savvy and are looking to put together a solid business plan for a WISP you should consider the following:

-What are you going to charge? This seems obvious but can get complex.  Are you going to charge an install fee? What are you going to pay installers? Does the customer or [...]

Install Photo of the day