All Questions
40
questions
1
vote
2
answers
2k
views
Why does my public IP change when I plug in different devices into the modem?
If I plug my router into my modem, I have one public IP address (as reported by https://www.whatismyip.com and the like). When I plug my computer directly into the modem, my public IP address changes. ...
1
vote
1
answer
344
views
How does a xDSL modem connect to an ISP? [closed]
When configuring a modem, configuration such as VCI, VPI and modulation are required. Equally, a VLAN tag e.g. 10 has to be specified.
Additionally, a PPPoE client has to be configured to ...
0
votes
1
answer
742
views
Why my ppp modem interface doesn't show me a public IP address
I have a cellular modem from Zoomtel. I connected my BeagleBone embedded computer running Debian to it via pppd.
When I run ifconfig , I see the interface ppp0. However this gets a local IP address ...
0
votes
0
answers
111
views
What is my internet speed?
First three days The speed in the Router "192.168.1.1" is 5 mbit all the time, and in speedtest.net is 5 mbit.
After 3 days The speed in speedtest.net dropped to 4 mbit, but still 5 mbit in ...
1
vote
0
answers
399
views
How can ISP be prevented from remotely accessing modem?
How can I prevent At&t from messing with the modem?
Backstory:
At&t seems to have updated the firmware on the Arris NVG599 modem and all the settings were lost. After updating the static IP'...
0
votes
2
answers
543
views
Does my external IP belong to my cable modem or router?
Sorry if others have touched upon this before.
I'm simply asking whether the external IP 'belongs' to the cable modem or my home router.
If someone is pinging or attacking my external IP is it ...
0
votes
3
answers
2k
views
When under VPN. Can the modem detect and ISP if I’m downloading torrent?
As the title says, I was wondering that when I’m using VPN could the modem or my ISP detect if I’m downloading torrent?
0
votes
0
answers
260
views
How does Private VPN (like IPVanish) prevent ISPs from monitoring my internet traffic?
I've recently purchased IPVanish subscription due to the concern of NSA snooping.
My home network is set up like following
Computers => Router => ISP Modem (Spectrum)
Now I am worried that ISP ...
0
votes
0
answers
131
views
What causes my ISP to stop giving IP Address randomly?
I run a pfSense firewall. Out of the blue one night I lost my IP lease and I didn't get a new one. I even tried using a backup router to get the IP and I didn't get anything among many other ...
1
vote
1
answer
1k
views
Why does traceroute only sometimes fail to ping my ISP?
I've read that it's fairly common for the first hop or two of a traceroute to only return timed out, as the ISP servers refuse all pings; what does it mean if only some of those pings are dropped/...
0
votes
1
answer
421
views
Using a different modem than the one provided by the ISP
I recently came into possession of two Frontier modems (modem/router). My dad likes the idea of using one of them because they can be switched off and on. However, our ISP is not Frontier; can we ...
1
vote
0
answers
38
views
Can cable signal strength cause failures in particular layer 3 protocols?
In the past, I've lost 98%ish IPv4 connectivity on my Comcast connection, but I had IPv6 connectivity fully. (IPv4 SYNs, or the corresponding SYN-ACKs (it's hard to tell) were getting dropped most of ...
-1
votes
3
answers
1k
views
How can I setup isp backup to my wifi router
I am running my application through internet, It's very important to use an uninterrupted internet connection. So
how can I set the Backup ISP to my router(Dual WAN or 3G/4G modem) to
connect ...
2
votes
1
answer
616
views
Home Fibernetwork setup vs Traceroute results - where is my WAN IP located?
On my learning with using traceroute, I have actually put it to practical use with my current home network setup trying to figure out what are the available hops and IPs assignment but have ...
0
votes
0
answers
172
views
Do I have to use an ISP-provided VDSL modem?
Each ISP so far has provided me with their own tweaked VDSL2+ modem. My current provider installed an VDSL modem that had so many errors that I considered paying the additional penalty for changing ...