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What infrastructure is required to become a VoIP service provider through Twilio?

What infrastructure is required to become a VoIP service provider through Twilio? by Westley Julio Answer by Westley Julio: It really depends on what you’re trying to accomplish. Almost any SIP device (such as desk phone) can register or otherwise accept/send SIP traffic from or to a network. For example, you can register a phone […]

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What is the best Wi-Fi AP, and what is the max number of users that it can handle?

What is the best Wi-Fi AP, and what is the max number of users that it can handle? by Westley Julio Answer by Westley Julio: The answer to this question is a little bit more involved than I think you’re expecting. Essentially, there’s no simple metric that Company A’s Model X supports ___ users. If […]

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Why is my WiFi sometimes really slow, and other times really fast?

Why is my WiFi sometimes really slow, and other times really fast? by Westley Julio Answer by Westley Julio: Any number of causes. Also, I’m assuming “slow” and “fast” is referring to perceived performance of webpages and/or internet connected applications. Intermittent interference from other Wi-Fi and non-WiFi devices can put the brakes on your connection. […]

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If data does not cross a layer 3 device, does it require an IP address to be delivered?

If data does not cross a layer 3 device, does it require an IP address to be delivered? by Westley Julio Answer by Westley Julio: The textbook answer is no. The real world, practical answer is it depends. Let’s say you have a server and client on the same broadcast domain. The client software requires […]

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Does my ISP know if I use a VPN?

Does my ISP know if I use a VPN? by Westley Julio Answer by Westley Julio: If they want to know they would be able to figure it out. Your ISP knows what network(s) you’re connecting to. If the network you’re connecting to belongs to a known VPN provider, they know you’re using VPN services. […]

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How do I configure a Polycom VoIP phone with a Cisco switch to communicate voice traffic and data traffic on two different VLANs?

How do I configure a Polycom VoIP phone with a Cisco switch to communicate voice traffic and data … by Westley Julio Answer by Westley Julio: Your Polycom likely supports VLAN tagging. You’ll have to have it tag phone (SIP/RTP) related traffic and configure the connected port on your Cisco switch as a trunk accepting […]

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Do channels have anything to do with Wi-Fi connectivity?

Do channels have anything to do with Wi-Fi connectivity? by Westley Julio Answer by Westley Julio: You may have interferor(s) that are Wi-Fi or non-Wi-Fi. Non-detection or difficulty detecting of ALL AP’s within a channel range is frequently a sign of an interference issue. For example, Wireless AV transmitters, certain cordless phones can ‘talk’ non-stop […]

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Why is my Skype voice quality better than Google Voice?

Why is my Skype voice quality better than Google Voice? by Westley Julio Answer by Westley Julio: Skype and Google Voice are both implementations of VoIP. As such, they’re both affected by factors that all VoIP calls are such as Latency and Jitter. These will be the primary reasons why things in a conversation will […]

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In terms of network security, why is wired more preferred over wireless?

In terms of network security, why is wired more preferred over wireless? by Westley Julio Answer by Westley Julio: There are a few reasons. Largely, it’s because security comes in layers. The purpose of the layers is to not make the network impossible to compromise (which is a fool’s goal) but to make it so […]

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