Questions tagged [network]

Questions about configuring, troubleshooting or using connections that one device uses to talk to another.

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10 views

MacBook Pro: DNS works but not ping, http, or https

Approximately twenty hours ago, I shut down my MacBook Pro and got on a plane. At home, everything was working. Now, at my sister’s house, I cannot get anything in Safari nor by ping. Ping gets “...
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2answers
195 views

Sources for “ping” bundled with Mojave 10.14.6?

I am interested in knowing whether the "ping" utility shipped with Mojave 10.14.6 sources are open. man ping ends with BSD March 29, 2013 BSD, but it seems that FreeBSD's version of ping is not the ...
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30 views

How to access local webpage from another host in the same network?

I'm trying to access RSS feeds hosted on my Mac from another computer in the same network. The IP-address of the Mac is 192.168.228.84, the port the server uses is 8080. I can access the page ...
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24 views

Can't find public network if here's an other, password protected one

I've got a weird problem with my 2019 MBP: it is not able to scan/recognize a public network XYZ, if there's also an other XYZ network that is password protected. Practical example: when I go to a ...
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1answer
19 views

Unreliable WiFi on MacBook: how can I measure how “unreliable” it is?

My MacBook Pro (15-inch, 2018) has WiFi problems. It sometimes takes 30 seconds to connect, and even once connected the WiFi will occasionally lock up and have to reconnect. I've also seen hints that, ...
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19 views

Anyway to block apps iOS iPhone from using Wifi-Network? [duplicate]

Wondering if anyway to block an application from using wifi network like i am able to restrict cellular data? specifically on ios iphone. Or what application could I use?
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1answer
24 views

How to open a network drive on MacOS?

On Windows if I want to open the internal bugzilla file server I just used to run (Windows+R ) //engweb.eng.company.com/bugs/files/ and it would open up the files on the Windows explorer. How do I ...
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50 views

PPPoE + VLAN Tagging MacOS [closed]

I need to test a FTTH connection using my MacBook Pro 2019 (by-pass the modem/router) I have a gigabits USB-C / Ethernet adaptor , managed to connect with windows 10 but I need to test on a Mac now (...
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1answer
24 views

Is it possible to use Thunderbolt networking and regular ethernet networking simultaneously?

I'm considering purchasing a new iMac and recently learned that Thunderbolt 3 can be used to create a Thunderbolt network bridge between two Macs. I assume that connection over Thunderbolt will be ...
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1answer
27 views

How can I get MacOS to use the correct search domain from DHCP?

Last year, my router broadcasted search domain was "home.lan". After I changed the ISP, I set new search domain as "lan". However, MacOS appears to ignore it completely and still use the old search ...
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1answer
44 views

Packets dropping and massive ping spikes at regular second intervals

Since two days ago I have started having severe issues with WiFi connections on my 2016 MacBook Pro. At a perfectly regular interval of around 1 second, I have (sometimes) packet loss but (always) a ...
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1answer
24 views

Question: Will an Apple Watch 4 work/pair with an iPhone 6 that has IOS 12.4. but IS NOT an activated phone?

I can't seem to find any reference to this scenario. I have the iPhone wiped, updated, and set-up with a new apple ID. But I would prefer not to activate it as that would require a dedicated plan. I ...
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29 views

Why is this Wi-Fi problem happening to my Mac and iPhone constantly and how to fix it

I have a dual-band Netgear router, an iPhone 6 and a MBP 13" early 2015 (Both devices were on Beta tester OS but not anymore). When I try to connect to the 5GHz network from the router I end up ...
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1answer
43 views

Which macOS processes handle iMessage network communications?

I am trying to identify the macOS Catalina processes which handle network communication with Apple's iMessage servers. If you have iMessage enabled and quit the Messages app, incoming messages are ...
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1answer
52 views

Edit outgoing IP packets

How can I edit outgoing IP packets on the fly? I believe NetfilterQueue would allow me to do this on Linux, so I am looking for macOS alternatives. Overall, I want to be able to capture a packet ...
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1answer
30 views

Losing internet over & over again and still connected to wifi

I have a strange issue with my WiFi. I am losing internet (it seems connected, but seems not responding) over & over again after a while. And if I try to change the location in network settings, ...
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20 views

Device will not acquire network address AirPort Extreme

I have an 3TB Time Capsule that is connected to Pace cable modem providing internet access. I have a device Popcorn Hour, and NMT - Network Media Tank, that only had a wired internet connection, that ...
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1answer
34 views

top alternative for GPU usage and networking

I want to get all the info from Activity Monitor in the terminal (because I am executing these commands in macOS app). It also has to terminate - e.g. for top I can write: top -pid <somepid> -...
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24 views

Use different interfaces for DNS and Network

I would like all DNS to use my en6 USB ethernet interface. And all other network traffic to use en0 wifi. How can I do so? I have been exploring dnsmasq and bind, but don't see how to use them for ...
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2answers
43 views

Use hostnames from second network interface

MacBook Pro Mid-2015, macOS Catalina 10.15.2. Summary My Mac is connected to Wi-Fi and a wired LAN. Wi-Fi is the first in the Service Order in Network Preferences. There are some hostnames in the ...
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1answer
61 views

After Catalina upgrade and server to 5.9, AFP ACL access locked, SMB access ok

After upgrading a file sharing server to macOS 10.15.3 and Server 5.9, we can mount our shared volumes via AFP but can not open them because of permissions. We can access them through SMB but are ...
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11 views

Connected to wifi but the pages are just loading (internet is not working) on my iPhone

About iPhone 6 12.4.4 Issue It is possible for me to connect to the wifi through setting >> wifi. After connecting, I tried using safari. The page is loading and loading and loading..... (never-...
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20 views

Unable to connect to mobile network and also unable to view Mobile Data options in Settings after iOS 13.3.1 update

I have just now updated my iphone X to iOS 13.3.1 and after the update, i am unable to connect to my mobile network and also unable to view the Mobile Data options available in settings. I am able to ...
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36 views

Network problems (maybe SSL) since macOS catalina

I'm currently on a MacBook Pro on MacOS Catalina (10.15.2 build 19C57) and everything has been going well for the last 3 years. But since almost 6 months, I have a very, very annoying problem: every ...
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1answer
44 views

Create gigabit bond from 2x100Mbps ethernet

I followed the instructions from: Combine Ethernet ports into a virtual port on Mac to create a bind between two 100Mbps Ethernet interfaces. However the bond itself is only a 100Mbps interface. It ...
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1answer
43 views

How to stop WiFi “Looking for Networks…”

There's been a recent question asking about disabling WiFi at boot time. This is not that same question, but is related. I don't want to disable WiFi, but I would like to stop it from "Looking for ...
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2answers
18 views

How can I find which chipset the Airport wireless card on my MBP uses?

I'm trying to figure out whether my wireless chipset is capable of entering monitoring mode for passive network scanning or packet injection. How can I view the specific chipset information about the ...
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32 views

iPhone X unable to connect to cell network after being in basement

iPhone X, Model MQAG2QN/A, Verizon I work from home in the basement, where I have a poor or non-existent cell phone signal. The iPhone shows 4 gray dots near the WiFi icon, and 'No Service' in the ...
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2answers
33 views

Raise maximum connection limit for Internet Sharing?

I’m using Internet Sharing (USB 10/100/1000 LAN → Wi-Fi) to give a tech demo of a web site, running locally on my machine, to multiple phones. I want to connect 15 phones to the shared network, ...
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1answer
31 views

Macbook internet speeds are slow; fine on other devices

I have Verizon Fios 50/50. For the past 2 weeks, my speed tests on my macbook pro were more like 5/5. After reading another comment about NordVPN, I deleted my wifi settings files and deleted NordVPN ...
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47 views

How to get ufw(8)-like (Uncomplicated Firewall) functionality for macOS firewall?

How can I get ufw(8)-like (Linux Uncomplicated Firewall) functionality for macOS firewall? ufw enables per-IP-address/subnets and per-IP-port configuration. I see no way to do this with macOS sharing ...
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14 views

How to restrict a website on iphone without “Allow Website” option appearing?

Sometimes I give my kids access to my iPhone, and want to restrict access to adult sites. As an experiment I turned on "restrict access to adult site" under the "restrictions" option, and then also ...
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2answers
38 views

Pool multiple drives into a single network share in macOS 10.14 or later

I have a mac fileserver with multiple drives that I'd like to combine into a single pool (such that the filesystems appear to be combined together) and then have accessible as a network share, ...
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15 views

Excluding automatic network mounts from Time Machine backups (if necessary)

I mounted several network shares with this procedure (i.e., AppleScript application run for each login). Moreover I added some alias to several network folders on my desktop. After few days, my Time ...
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1answer
56 views

Can't route specified site traffic to direct WiFi connection, to avoid VPN

macOS Catalina 10.15.2 WiFi on en0 (MAC xx:xx:xx:xx:85:80) VPN — Wireguard CLI (utun2) I have a permanent VPN connection and all traffic is going through it. But I need to route traffic for music....
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1answer
49 views

identityservicesd IP resolving to non-apple IP - possible man-in-the-middle?

When I dig init-p01md.apple.com using Google DNS 8.8.8.8 returns A name of 219.88.192.83 (SPARK NEW ZEALAND TRADING LIMITED) Then digging init-p01md.apple.com using Kloth.net (again with 8.8.8.8) ...
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How to route *only* external traffic over VPN using viscosity?

I have a media server (mac mini running Sierra) that is connected to a VPN service using Viscosity. I have another application running (Streambaby, for those curious) that allows my TiVo devices ...
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24 views

OpenVPN connects but my public IP remains the same?

I just bought a new router that supports OpenVPN, which I enabled. I then downloaded the official OpenVPN client from openvpn.org and set it up. Connecting to my router seems to work fine (that is, ...
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1answer
149 views

How can I block all ports except 443 on macOS Catalina

I realize this will break a lot of built in functionality on macOS as it ships, but for test reasons I want to temporarily block all tcp inbound / outbound ports on macOS Catalina except 443. How ...
2
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1answer
119 views

Port 22: Connection Refused SSH Error

Recently, I signed new keys to gain access to my friend's server. The keys were signed on my friend's machine and I signed and added them to my .ssh folder. I attempted to sign in multiple times but I ...
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36 views

Web Inspector - iPhone with iOS 13.2 doesn't show up on Safari 13.0.4

I'm having a hard time trying to use the safari iOS web inspector on 13.3 and MacOS Catalina (10.15.2). The problem is that my iPhone doesn't show up in the listed devices until I reset my network ...
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24 views

Apps randomly lose ability to make HTTP requests

I've started experiencing this issue where apps lose their ability to make HTTP/HTTPS requests. It happens at random, and it's happened three times in the past 2 days. All browsers, including Safari, ...
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0answers
31 views

How can you diagnose when the Internet drops on macOS while Wi-Fi has full bar signal?

I have a 2018 Mac mini that I bought last August and I never had a problem with it. About a week or two ago I started having a problem where my WiFi stays on but I suddenly loose the internet ...
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2answers
57 views

Remove custom dns server setting via command line [duplicate]

So I typically run the following to set a custom DNS server when I am on WiFi: networksetup -setdnsservers Wi-Fi <desired-dns-server-here> However, I would like to know how to unset custom ...
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1answer
28 views

Is there a way to close all ports using iOS [closed]

Is the a way I can block the use of all apple devices in my network either thru router or my fing box specifically iphone and apple watch
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1answer
77 views

List of all interfaces in my laptop

Below is the machine: $ uname -a Darwin whatever 18.7.0 Darwin Kernel Version 18.7.0: Sun Dec 1 18:59:03 PST 2019; root:xnu-4903.278.19~1/RELEASE_X86_64 x86_64 $ In ubuntu, ip addr or ip a gives ...
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1answer
23 views

Assign a computer name to each network interface

Currently, my computer is connected both the LAN interface and WiFi: but traffic is being routed via the LAN. My router has assigned each an IP address: Why is the computer's name (System ...
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0answers
17 views

Lock MacBook without sleeping LAN?

On Macbook pro 2019 and Catalina, when I lock the screen and come back even within 10 minutes, I have to wait while DHCP gets another IP lease. It's usually the same IP. But that takes up to 60 ...
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1answer
65 views

remote connection and graphic problem

I need to be able to remote control many headless (without monitor) macs. All the macs are on different locations, on different networks and with different router settings. These are the informations ...
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1answer
109 views

WiFi issue brand new 16" MBP - self-assigned IP address

Brand new 16" MacBook Pro with a highly frustrating issue. Only one potential fix but only works temporarily. Any help is much appreciated. - Details I just received a 16" MBP today, and set it up ...

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