An Internet service provider (ISP) is an organization that provides access to the Internet.

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0answers
16 views

Can't connect to SAMBA - ISP is blocking it [migrated]

Security issues aside, I'd like to connect to a SAMBA share from home to a server (dedicated or vps, doesn't matter). The server works perfectly. The issue is on the client side. Let me more clear: ...
2
votes
1answer
37 views

Load Balancing between 2 ISPs

I'm having 2 ISPs, need to balance traffic between the internal users ... Firewall is SRX210 The question is: Each ISP has there own DNS, how to make the dns resolving based on the used ISP? ...
0
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2answers
52 views

Access internal ip (home server) through double NAT (router + ISP) [closed]

I have home server (debian-like machine) inside my wifi-network. I wan't to access it over http (for transmission-daemon web interface) and over ssh (to administrate it). The issue is that there are ...
0
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1answer
11 views

How to force computer to use PPPOE connection permanently

How can I force a computer on my network to use my second uncapped ISP account instead of the LAN default account which is set up in the router. I can create a PPPOE connection on the computer in ...
0
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1answer
30 views

How can I tell if a cisco router is dropping pings due to DOS suspicion or if it's experiencing packet loss?

We use a PRTG server that's connected to a cisco 6500, which feeds a large network of about 1200 switches and radios in a router-on-a-stick topology. In PRTG I'm able to set a 'ping burst' sensor on a ...
0
votes
2answers
79 views

Why does a traceroute from one location to another and vice versa show different paths?

I have recently be plagued by low download speeds from my server and was curious, so I ran a traceroute. (I have removed the end IP and the start IP). I achieve a download speed of 220Kb/s when I am ...
0
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0answers
23 views

Watchguard BOVPN and new ISP

We are changing our Internet Circuit to a new ISP. During testing I have both circuits, plus a failover circuit connected to our WatchGuard XTM515 I can browse the Internet, and Ping via the new ...
1
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0answers
32 views

Flat ISP network to MPLS dumb Q

I have a fairly flat ISP network that I am upgrading to use MPLS (dont ask why, that decision is above my position) but clients/CPE are authenticated using PPPoE. Each POP uses a router configured as ...
0
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0answers
43 views

ATM connection has slow upload speed when connected to switch or router

We just got a new additional ATM line with 10/10 Mbps. When connected directly to a PC NIC, internet speed tests all come up as 10/10 Mbps. However, when connected to any of several routers or ...
2
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0answers
102 views

Name Server change & propagation works partially : Success for US and fail for India

Our domain is hosted with Enom. DNS records are managed under Enom's reseller for India called Pugmarks. We want to switch DNS record management service from Enom/Reseller over to AWS Route53, ...
0
votes
1answer
37 views

How can identify and quantify physical plant (network capacity) in my local area? [closed]

I am interested in identifying physical plant and network capacity in my local area, which happens to be Boston, but could be anywhere. For example, I understand that in Boston there is something ...
-2
votes
5answers
227 views

What happens if ISPs mess up IP allocation?

I've been wondering about this for a long time but never really got around to asking it. I know that a lot of companies were initially assigned IP addresses within the /8 (Class A) range and a lot ...
0
votes
2answers
198 views

I've changed ISP, now www access to my website is not working, but HTTP is

I've inherited a company's IT position, so I was not in on the original configuration. We have recently changed our ISP (several months ago). Our Domain is hosted by Network Solutions and their A ...
0
votes
1answer
48 views

How to change response of HTTPS request, or force a redirect from HTTPS to HTTP?

I work for an ISP. We implemented a system where if a subscriber runs out of money in his account, then his browser will only show a specific HTML page. From page subscriber could be found, for ...
-1
votes
1answer
71 views

exchange 2007, dual wan draytek 2925n router with 2 ISPs [closed]

Purchased a Vigor Draytek 2925n dual wan router. Domain is hosted by dreamhost.com and the single mx record points to exchange.mydomain.com Internet is provided by my managed office building: they ...
4
votes
5answers
269 views

Requests take a really long time from certain ISP

We have an Apache server with PHP running on a virtual machine. Document roots are inside the users' home folders (/home/users/{first letter}/{username}/), and /home/users/ is mounted over NFS. It ...
0
votes
0answers
40 views

Tracking connection route with POST data

I have PHP running on client machines. They connect to a webserver using fopen and upload information stored in local databases. Everything works great, except for one group who uses AT&T cell ...
15
votes
2answers
615 views

How can I gain better insight into ISP-managed equipment (routers)?

I have a number of customers who have networking equipment managed by their ISP. This is usually in the form of an ISP-provided switch or router placed at the customer location(s). For sites that ...
-1
votes
3answers
172 views

Determine if an IP is from hosting provider, or normal ISP? [closed]

I know this problem is not fully answerable, and will probably never be 100% solvable. But I am looking for ways/techniques to determine if an IP is belongs to a normal home/business user, going ...
0
votes
0answers
559 views

Incoming Connections with Two ISPs and Cisco 2911

I am a relatively beginner Networking Guy and I have managed to set up a Cisco 2911 router with two ISPs (no BGP), NAT and route-maps (although I don't really understand them) to the two up links with ...
0
votes
2answers
10k views

nslookup requests time out regardless of server - ping is fine

I've been having intermittent internet connection issues for a week or so now. I now suspect that these are just DNS issues rather than connection issues. At the moment I can ping google.co.uk no ...
5
votes
2answers
1k views

Are PTR records added only by the ISPs that provide and manage the IPs?

I am administering a network with many locations and work with multiple providers I checked out with my DNS provider to change the PTR records for one of the IPs, they replied: Dear Sir, We ...
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votes
3answers
280 views

ISP acting as NAT [closed]

I need to host a Server on Public IP in france. I heard from some where that some ISPs will act as NAT and will block all inbound connections. Do anyone have any information on such service providers? ...
0
votes
2answers
204 views

Debugging slow transfer rate from server [duplicate]

I'm trying to explain this as simple but documented as possible. This is not exclusive to this server or my current ISP. I've seen the same exact issue over the years while being with different ISPs ...
7
votes
1answer
1k views

Debugging slow transfer rate from server

I'm trying to explain this as simple but documented as possible. This is not exclusive to this server or my current ISP. I've seen the same exact issue over the years while being with different ISPs ...
2
votes
3answers
111 views

Static IP from some other ISP

I'm a You Broadband customer, to host a website I need a Static IP but with my chosen plan company doesn't provide me a static IP. They wanted me to buy a static IP. I had ready to do that but they ...
1
vote
0answers
116 views

How often does the geolocation associated to an ordinary IP address usually change?

Can anyone tell me how often should i expect a routable IP address (either v4 or v6) to have its associated geolocation (country + city level) changed, in average? I'm asking this because i'm ...
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votes
3answers
254 views

ISP Doesn't Make A Difference As Same Line Is Used? [closed]

Does it make a difference if I use BT, Sky or Virgin when using ADSL Broadband?? I've got the impression, I am going to use the same broadband (telephone) line anyway, so there shouldn't be any ...
0
votes
2answers
185 views

Manually adding a destination to the routing table in ubuntu

The default routing is through a tunneled (VPN) gateway. I have a destination (my ISP user-login server) to which I can't connect via a tunnel but only through the eth0 interface with the ISP assigned ...
30
votes
3answers
1k views

ISP broadcasting all IP-packets, so I can see traffic of other clients from ISP

Recently I wondered why my router shows a constant downstream of 5 MBit/s, while I am downloading almost no data. I discovered the "packet logging" function of my router, with which I was able to log ...
0
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0answers
99 views

For a typical broadband ISP, are nodes on the same subnet routed together or are they bridged?

For a typical broadband ISP, are nodes on the same subnet routed together or are they bridged? In other words, what kind of path will a packet take when going from one node on a subnet to another for ...
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votes
3answers
91 views

ISP provider for big sites? [closed]

I want to know what ISP is running sites like stackoverflow, basecamp, asana, etc. I guess not everyone is running on VPS as an in-house server can have much more horse power for the price than what ...
2
votes
2answers
94 views

Is it worth sending abuse mail?

I have been running my own e-mail server for a while, and I noticed that scanning for open relays has been on the rise during the last days. So I whipped up a little script that parses postfix logs, ...
0
votes
1answer
1k views

Do cPHulk Brute Force Protection Settings Effect Hosts? [closed]

Question: Do my settings (shown below) prevent visitors from getting to any of the public web sites on my server if their ISP's IP Address has been blocked/black-listed through cPHulk Brute Force ...
10
votes
1answer
314 views

Microsoft is blocking mail from entire netblock. ISP doesn't know what to do?

I recently moved a client from basic T1 service to a multi-site MPLS solution with same vendor. The ISP, XO Communications, provided a decade of stable service as a T1 provider. The process of moving ...
3
votes
2answers
242 views

New IP addressing from ISP

We just got a new Internet fiber service. Our ISP gave us a /30 for WAN and /29 for LAN? I have never seen this when setting up a new ISP service. I was always given a block of ip addresses (if ...
2
votes
0answers
168 views

I am not able to connect to my server from my leased line internet connection

I am having some troubles connecting to my Fedora server from my static IP ISP connection. Usually I can ping that server with no problems. But other times it just gives me timeout responses. When ...
1
vote
2answers
138 views

How to best redirect customers to a login page? (ISP)

I'm trying to come up with the cleanest way to redirect a user to a logon/payment page from an ISP gateway router. We run a small ISP and would like to force users to have to log in prior to getting ...
0
votes
3answers
792 views

SMTP sent E-mail not copied to Sent Folder [closed]

I discovered that some (few) providers don't copy into the Sent folder those E-mails which are sent from mail clients through SMTP. They only copy them to the sent folder if you send them from their ...
1
vote
2answers
69 views

configuring dedicated internet access

I have taken a dedicated internet access service from my ISP. for which i received one P2P IP address with a specified gateway, and 6 IP addresses on a /29 subnet. but they havent specified any ...
1
vote
0answers
39 views

Modems unable to acquire dhcp IPs

I work at an ISP where we use routers (7200) for dhcp. I recently reloaded one of our dhcp routers because we had complaints from many users unable to connect and the dhcp database file it was ...
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votes
1answer
177 views

Transparent AntiSpam solution in ISP scale [closed]

We have and ISP with adsl , broadband etc subscribers (average 10000 online users with 1M of Bandwidth . average ) . Some users infected by spammer viruses which makes our ip address spaces ...
4
votes
1answer
437 views

Can my ISP know that I am connected through a VPN?

I have a general understanding of VPNs and how they work. However, I am not sure of how the initial request is seen by my ISP? For example say I am connected to an OpenVPN provider, what happens when ...
0
votes
1answer
98 views

Internet usage on my network

I need internet usage of computers on my network. Can ISP provide me with a detailed internet usage of individual computers in my network?
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votes
2answers
424 views

Make own dial-up ISP using broadband connection [closed]

So, I see no reason why this wouldn't be possible. I have a Linux server (a Raspberry Pi to be exact) connected via Ethernet to a broadband ISP. I want to be able to dial a number, have it go ...
0
votes
1answer
102 views

AT&T Business Class Internet Router Options [closed]

I have a situation where AT&T seems to be very uncooperative in their selection of modems (routers) for their business class DSL service. They essentially gave us only two options for modems ...
30
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4answers
2k views

Our wi-fi at work is ridiculously slow, will adding more range extenders improve it?

At work, we have two wireless networks (e.g., Work1 Work2); the Work2 is used downstairs and Work1 is used upstairs. However, both are notoriously slow. The connection is better when we are wired in, ...
0
votes
2answers
58 views

Using dual isp and static ip [closed]

what are the options to increase/backup bandwidth of a load balanced web farm gaining bandwidth from more isps? What are hardware/ip requirement to benefict from the 2 lines? ...
0
votes
1answer
224 views

One DC, two subnets, two ISP connections

I got a problem configuring my company network. The situation is difficult because there are 2 companies with two ISP connections but using the same file server. No security or administrative tool was ...
0
votes
1answer
277 views

Using a CIDR range as a Routed Subnet?

I have a /29 subnet assigned by my ISP, with an SonicWALL office router and a Cisco voice router hooked up to a 'net-rail' of sorts with untagged VLAN switch ports connecting my ISP router's output ...