5g Archives - j2sw Blog

The problem with broadband projects in general

Before Covid I tried to attend as many meetings community leaders and towns had about bringing broadband to their communities. This is what you are supposed to in order to let the leaders know you, or in my case, my clients are there, right? Sometimes I would attend to provide my input as part of giving back to a community. I have found some similarities in these meetings and workshops. Let’s go over them. If you are a community leader don’t let yourself...

August 18, 2020 by j2sw 5g iOT Wireless WISP

WIFI calling port forwarding

Recently I came across a need to do some port forwarding for wifi calling. I have assembled a resource guide to help you if you need to do such things. IPSEC should be allowed per RFC 5996 https://tools.ietf.org/html/rfc5996 for all wifi calling Verizonhttps://community.verizonwireless.com/t5/Verizon-Wireless-Services/What-are-the-wifi-calling-firewall-ports-and-destination-IP/td-p/1080659UDP ports 500 and 4500 open to sg.vzwfemto.com and wo.vzwwo.com TMobilehttps://www.t-mobile.com/support/coverage/wi-fi-calling-on-a-corporate-networkIPv4 Address Block: 208.54.0.0/17 and 66.94.0.0/19:UDP Ports 500 and 45005061 for SIP/TLSTCP port 443 and 993Also whitelist the CRL server for DIGITS OTT and WFC 1.0: crl.t-mobile.com 206.29.177.36 AT&Thttps://www.att.com/support/article/wireless/KM1114459/UDP Ports 500 and 4500TCP...

July 20, 2020 by j2sw 5g Equipment LTE Networking Tips

Underground boxes for wireless deployments

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February 17, 2020 by j2sw 5g equipment Wireless Wireless WISP xISP

Modern Wireless Terminology

Belden has a great article on some of the Wireless terms being thrown around.

February 14, 2020 by j2sw 5g LTE Wireless

Importance of PIM in LTE

As the number of WISP LTE deployments increase, there are many things WISPs will need to be mindful of. One such item is properly supporting antenna cable

January 24, 2020 by j2sw 5g equipment LTE Wireless

Indianapolis Indiana Small Cell

Small-cell in Indianapolis Indiana

November 12, 2019 by j2sw 5g Tower Wireless

Cellular Massive MIMO site

5G is coming

November 12, 2019 by j2sw 5g Technology Tower Wireless

10 Gig SpeedTest server Intel Nuc

Recently a client testing their 5G solution came to me asking for a solution to testing speed from their CBRS/5G/802.11ax clients

October 12, 2019 by j2sw 5g CBRS iOT LTE Mikrotik Networking Small Cell Technology

j2 Briefing: FCC news, Microsoft whitespace, polls

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The j2 Podcast for August 29, 2019 Microsoft is pushing it’s Whitespace product as a solution to the Digital divide. This has been branded “Airband” https://www.multichannel.com/news/microsoft-brands-rural-divide-national-crisis The FCC The commission unanimously voted to distribute more than $20 billion of Universal Service Fund subsidies over the next decade as part of the Rural Digital Opportunity Fund. It also adopted a long-awaited proposal to get more detailed information from broadband providers about where they offer service in order to improve the agency’s coverage maps. <let’s...

August 29, 2019 by j2sw 5g equipment Podcast