All Questions
40
questions
7
votes
5
answers
10k
views
Does an ISP have admin access to your modem/router?
I use a Zyxel P-660HN-T1A modem/residential gateway to connect to my home ADSL subscription.
I called my ISP today to inquire about upgrading to a faster broadband package. For some reason, my call ...
5
votes
3
answers
211k
views
Can I switch my modem over to any other coaxial entry point in the house?
Can I switch my modem over to any other coaxial entry point in the house? Or does each jack have to be set up by an engineer sent over by my ISP.
I'm a bit afraid to just try it, in case connecting ...
4
votes
3
answers
50k
views
If you connect directly to your modem how does the IP address get assigned?
From my understanding your ISP will assign (sometimes dynamically) an IP address to your router.
(Or is it assigned to the modem? [I'm starting to think it is.])
If it is assigned to the router, ...
4
votes
2
answers
1k
views
How does a DSL modem know which ISP to connect to?
I am terminating my contract with my old ISP, however, because I've already paid my account till the end of the month, this connection is still active. I have also signed up with a new ISP who mailed ...
3
votes
1
answer
2k
views
How can I tell if my internet speed issues are coming from my wireless router or from my ISP?
For the past couple of months I've been having major internet connection stability issues with my ISP (Charter).
I have their 100Mbps package, but most of the time the speeds are all over the place. ...
3
votes
1
answer
2k
views
My CenturyLink fiber modem is bridged - can I just get rid of it and use my Cisco ASA 5505?
I was about to go on Amazon to buy my own CenturyLink branded fiber modem (Arris C2100T) to replace the one I am renting from the ISP (Arris C3000T), but then I read here on SuperUser that I might not ...
2
votes
1
answer
617
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 ...
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
273
views
Why am I able to login to another ISP account from my ADSL modem?
We connect to the internet using ADSL installed on the existing phone system (copper wires) and via several ISPs.
Every subscriber, from his ADSL modem/router, can log in to any ISP (other than his ...
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 ...
1
vote
1
answer
2k
views
How to connect ONT to a non-ISP provided router?
My final objective is to load balance the internet signal from two different ISPs and distribute that through a mesh network.
My initial setup was the following. I have a cable modem from which I ...
1
vote
1
answer
257
views
Will I run double-NAT with this configuration?
My ISP has provided me with a VDSL2 router/modem with VoIP functionallity
(Technicolor TG788V v3). Problem is that I want to connect my own router to the network. I contacted my ISP and they told me ...
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/...
1
vote
1
answer
2k
views
How can I open a site blocked by the ISP? [duplicate]
I use Linux and connect to the internet with a modem, but many sites are blocked by the ISP in Indonesia.
How can I open a blocked site? It's not a porn site.
1
vote
0
answers
400
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'...
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 ...
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
1
answer
425
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 ...
0
votes
1
answer
543
views
Changing public IP
I am new on this site and if this question is off topic I deeply apologize.
I am trying to change my public IP address which does not seem to change when I reset the router or the change the MAC ...
0
votes
2
answers
548
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
1
answer
2k
views
IPv6 accessibility and Hitron Router
For my Hitron CODA-4582U Router, this is the best I can find and come up with -
However, trying to connect from internet failed:
Immediate connect fail for 2607:9880:3627:ffa4:92b1:xx:xx:681f: ...
0
votes
1
answer
130
views
Why do some Internet service providers require special equipment?
I am trying to set up Internet at a new place with AT&T (U.S.). The online process requires me to pay $10 per month for a thingy they call "WiFi gateway" which they claim serves as "...
0
votes
2
answers
334
views
Networking setup for single static IP
Right now I am trying to figure out the networking parameters of an upgrade of my service from my ISP. Right now I have a home network with a residential dynamic ip address. I am working on an ...
0
votes
2
answers
453
views
Modem/router provided by ISP can only filter 6 MACs... what are some alternative implementations?
My ISP provided ZyXEL C3000Z router. I'm trying to configure MAC filtering -- to permit only whitelisted addresses to connect.
After I added my 6th device (4 laptops -- 2 work issued, 2 personal, ...
0
votes
1
answer
756
views
Different public IP address when connected directly to modem and behind router [closed]
I am trying to get whitelisted for my work to access an internal app from the web, but I'm getting a timeout error. Our sys admin says that I am whitelisted and should be able to access the app.
I ...
0
votes
1
answer
744
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
124
views
Routers can not obtain DHCP lease from modem, but PC can
I have two different routers from different brands, neither of which can obtain a DHCP lease from the modem. But if I connect a PC directly to the modem, it obtains one connects immediately. This only ...
0
votes
0
answers
48
views
My isp gave me 1 modem and 1 router which i have in my house but later they gave 2 other connections to different users from my modem
My isp gave me 1 modem and 1 router which i have in my house but later they gave 2 other connections to different users from my modem. Are they cheating other users or they can just use my modem for ...
0
votes
1
answer
649
views
Why does double-NAT networking intercommunication works only in one direction?
So I set up a simple network: first comes the modem, then comes the router and behind the router my end devices. I can access the modem network from my local area network behind the router, but when I ...
0
votes
1
answer
2k
views
Router doesn't work after move
A friend moved to new house in the same city and was experiencing some very strange behavior when trying to setup his internet. Charter/Spectrum came and installed the modem and they said everything ...