Cisco WAN :: Allow Only Few Internet Websites From 1841

Jan 12, 2011

I need to allow only a few Internet websites from Cisco 1841 Router for my LAN users. What Access-List should be used for this.

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Blocking Websites Using Cisco Router 1841?

Feb 1, 2011

Can I configure a cisco router 1841 to block specific sites?

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Cisco WAN :: Some Websites Work Others Don't 1841 Router

Feb 18, 2011

just configured a 1841 router and im trying to figure out why some websites work and others dont - when i put in a small TP-LINK everything works fine so its not my ISP
 
my config:
 
Building configuration...
Current configuration : 3057 bytes!version 12.4service timestamps debug datetime msecservice timestamps log datetime msecno service password-encryption!hostname RT1841!boot-start-markerboot-end-marker!logging message-

[Code]....

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Cisco WAN :: Router 1841 - Way To Allow Specific Websites Access

Jan 25, 2011

Is there an easy way to allow specific websites access in cisco router 1841? I am trying to allow a website through access list 102 but not working. I am using access-list 102 permit ip host 192.168.21.20 host www.website.comIf i allow all websites then it works fine.

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Cisco Switching/Routing :: 1841 - Connecting To Hosted Websites

Jan 10, 2013

Here's my setup:

 - Cisco 1841 connected to the internet on fa0/1
- LAN connected to fa0/0/1 (switch port, connected to Vlan1)
 
On my LAN I have a web server that houses different websites. Those websites have DNS records that point to my public IP address, located on fa0/1. From the outside I can reach the websites perfectly, but I can't reach them from the inside. So it looks like I can't seem to connect from my local LAN address to the public ip address on the Cisco (who then should NAT it to the correct server)
 
Here is a snippet from my config:
 
--NAT--
 ip nat inside source static tcp 192.168.0.3 80 interface FastEthernet0/1 80
ip nat inside source route-map Internet interface FastEthernet0/1 overload
 
--OUTSIDE INTERFACE--
 interface FastEthernet0/1
description WAN
ip address dhcp
ip access-group WAN-IN in
[ code]...
 
--INSIDE INTERFACE--
 interface Vlan1
description LAN
ip address 192.168.0.254 255.255.255.0
ip access-group LAN-IN in
[Code]....

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Can't Open Websites With New Internet

Jan 21, 2011

I loaded in Qwest wireless software for their internet and now I can not open half the pages I use to be able to.

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Internet Connected But Only Can Access Few Websites

Mar 26, 2013

I see the router and the modem are working just fine as usual and even the guy from comcast says there is nothing wrong with the internet connection itself.The problems I am having right now are

- I can only access to Facebook, Spotify, but nothing else.

- It sometimes randomly comes back and everything works but then it only lasts for a few minutes-hours and it goes off and won't work again. I've tried resetting the modem, router, and I even tried creating a new network but nothing worked out so far.I currently own a mac and a windows 7 laptop.

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Internet Won't Load Selected Websites

Jan 24, 2013

url...Yesterday all of a sudden my computer wouldn't load up a lot of websites. A lot of my favorite sites to visit now for whatever reason only load to a certain point than stop. The first picture is from Steam, the second is from a browser. It doesn't matter the browser, because it doesn't load on any I've tested.

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Can Ping Websites But No Internet Browsing

Apr 28, 2011

[code] after installing the wirless driver, I can see my network but it can't obtain an IP. So I issue it a static IP, and it says I am connected and have internet access. But when i open up IE, doesn't work. Tried Resetting IE, and that didn't work. [code]

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Wireless Internet Not Connecting - No Access To Websites

Jan 12, 2013

I've been having a really annoying issue with my computer not connecting to the internet wirelessly I start the computer, and a connection is there via my router for about 30secs-2mins. After this, I can't access any websites. The full five bars remain white and the router is still seen by the computer, but there is a small yellow exclamation sign in front of it, and a mouse-over says "no internet access". I can still access when wired to the router through a cable, so I thought it might be an issue with my wireless card, but wireless USB adapters don't make a difference, even when I've disabled the wireless card. My drivers are all up to date, and I've even tried a full reformat and reinstall of Windows 7, to no avail. Other devices (a couple of computers and phones) can connect to the router fine, and the network even tried a new router, with no success. I have experienced this immediately after the reinstall, before either firewall (I use ZoneAlarm Free) or AV (I use Avast! Free) were installed, and I'm completely stuck.

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Internet Connection Working But Can't Load Websites Using FQDN?

Apr 3, 2011

I recently upgraded my modem and before then my internet connection was working. I was able to connect to websites and all. But once i upgraded it wouldn't allow me to connect. my other computers are able to but not my main one. My ISP told me to bring it in to the shop cause they said something was blocking my connection. I ran some basic things i saw on the internet. i am able to get to web pages through ip address but not through the [URL] type ones.

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Cisco Firewall :: Asa 5510 Blocks HTTPS Access To Internet Websites

Jan 20, 2013

I have installed a new ASA5510 with CSC, and everything is working properly except the access to websites using https. All sites/access to them seem to be blocked by the ASA. I have read that this access is by default enabled and I have tried to add configuration to allow https access to the firewall but without success. [code]

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SMC2804WBR Router - Internet Is Very Slow And Refuse To Load Some Websites

Jun 24, 2011

I have an SMC2804WBR router. It runs slowly and refuses to even load some web sites. If I unplug it for half an hour, it works fine for three or four minutes and then slows right down again. SMC support told me to reset and reconfigure the settings. I tried it twice. It made no difference at all. It works fine for a few minutes after it has been unplugged but then slows right down. I have the cable connection plugged into a PC running Windows 2000 and that is where I have the router plugged in as well. This is not the machine I use on a daily basis. I use a MacBook Pro via wireless. If I purchase a new router that says the operating system can be OS X or at least XP, can I configure it from the MacBook and will it still work with the PC running on Windows 2000? I was thinking of scrapping the SMC and getting a Linksys E1200-CA.

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Dell Latitude D620 Connected To Internet But Can't Browse Websites

Jun 8, 2011

I have an old Dell Latitude D620 and have Just upgrade my wireless deal with BT to Infinity with a new BTHomeHub3.0. The Dell will connect to the internet and I can see it's working because some of my programs can use the internet to function but when I try to use the internet it just stops loading at 5 bars on IE but then stops. I have tried a system restore but this has not done anything and tried a different browser but the same thing has happend.

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Cisco Firewall :: RV120W - URL Blocking / Limit Internet Access To 1 Or 2 Specific Websites

Aug 18, 2011

My company has a peer to peer network of 10 personal computers without a server.  Operating systems from Windows XP to Vista.  I've recently installed a Cisco RV120W Wireless-N VPN Firewall.  It's configured in DHCP Server Mode with printers/copiers that have static IPs below the DHCP range.
 
I'm having a problem with certain stations being used for personal networking, shopping, etc. during business hours.  Consequently I would like to limit internet access on these stations.  However, some internet access is required because of online database software that's an integral part of our business.  I've been reading in the Administration Guide about URL Blocking.  Would it be possible to give static IPs to certain stations and then limit their internet access to 1 or 2 specific websites?
 
FYI, I've read about the Trusted Domains and Blocked Keywords but cannot quite understand how to parley this into the solution I need.

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Cisco Routers :: Configure RV120W So That Internet Users Can Access Internal Company Websites?

Apr 4, 2012

How does one configure the router so that Internet users can access internal company websites? The only thing that appears is the Cisco router login. Also I need to configure Terminal Services and its not on the list under Service.

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Cisco LAN :: 1841 - Cannot Connect To Internet

Mar 31, 2013

My lease router 1841 is not going behind the Juniper Firewall. i am able to ping and telnet my Juniper firewall, but when i try to ping dns server 4.2.2.2 or any other website it gives me no reply.
 
Below is the configuration of my Router.
 
212.50.100.16 ( Juniper Firewall IP)
 
Router-1841>enPassword:Router-1841#ping 212.50.100.16
Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 212.50.100.16, timeout is 2 seconds:.!!!!Success rate is 80 percent (4/5), round-trip min/avg/max =

[Code].....

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Cisco VPN :: 1841 Cannot Access PCs If Internet Is Enabled

Apr 28, 2013

I have a branch office connected to the Head Office through a VPN Tunnel in cisco 1841 Router. If i enable Internet for any pc in Branch Office through cisco router i cannot access it remotely from Head Office. [code]

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Cisco WAN :: 1841 NAT - Router Cannot Host On Internet

Mar 13, 2011

I have an issue with NAT on a Cisco 1841. See following configuration,
 
interface FastEthernet0/0 description Connection to LAN bandwidth 100000 ip address 10.90.0.100 255.255.0.0 ip helper-address 10.100.2.2 ip helper-address 10.100.2.3 ip load-sharing per-packet ip nbar protocol-discovery ip nat inside ip virtual-reassembly duplex auto speed auto
 
interface Dialer1 description ADSL connection bandwidth 448 ip address X.X.X.X 255.255.255.248 ip access-group 150 in ip nat outside ip inspect firewall out ip virtual-reassembly encapsulation ppp dialer pool 1 dialer-group 1 no cdp enable ppp authentication chap pap callin ppp chap hostname hostname ppp chap password password ppp pap sent-username hostname password password crypto map vpn
ip nat inside source list 102 interface Dialer1 overload(code )
 
I've tried this with both a source list NAT statement, and a route-map. The router can contact hosts on the Internet:
 
Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 128.31.0.51, timeout is 2 seconds:!!!!!Success rate is 100 percent (5/5), round-trip min/avg/max = 144/147/148 ms

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Cisco WAN :: 1841 Configure NAT For LAN User Can Go To Internet

Aug 4, 2011

As per  topology attached herewith,  i have 2 ISPs,  ISP1 and ISP2. And i have one Cisco 1841 Router with only 2 Ethernet interfaces.My Lan subnet is 192.168.1.0.My puspose is, i want to configure both ISP1 and ISP2 and my Lan Network on router, without adding any extra interaface. I  also want to configure a nat so that Lan user can go to internet. I wabt to do this using 2 Interfaces.

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Cisco Firewall :: Internet Is Not Working Behind 1841?

Apr 6, 2011

I have configured a Cisco router. I am able to ping google from rotuer. I can ping my local IP from router and router local IP to my machine. But I can not access internet on machine. I can not ping google and any other IP out of network.

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Cisco WAN :: 1841 - No Internet Access Via LAN Clients

Apr 27, 2012

I have a Cisco 1841 router that is connected to a switch. I have WAN/LAN configured on the router and the switch is handing out internal IP's. The issus that none of the client machines can access the Internet. From within the router console, I am able to ping external domain names, my ISP DNS servers.
 
Once the client machines picks up an IP they are unable to ping any external domain names or IP's and not even the ISP DNS servers, but they can ping the Cisco router IP. As a note I have tried my ISP DNS servers and as a test Google's DNS servers, but neither will allow access to the Internet.
 
Below is the current running config:
 
Building configuration...
 
Current configuration : 1440 bytes
!
version 12.4
service timestamps debug datetime msec

[Code].....

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Cisco :: 1841 Move All Traffic From Internet IP To One Of Internal

Aug 2, 2012

I am in trouble with my cisco 1841 configuration.The "what I want to" schema: very external IP ( AAA.AAA.AAA.AAA ) in the internet cloud => | cisco 1841 external IP BBB.BBB.BBB.BBB | => internal computer IP CCC.CCC.CCC.CCC

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Cisco WAN :: 1841 / Move All Traffic From Internet IP To One Of Internal Ips?

Aug 1, 2012

I am in trouble with my cisco 1841 configuration. The "what I want to schema":very external IP ( AAA.AAA.AAA.AAA ) in the internet cloud => | cisco 1841 external IP BBB.BBB.BBB.BBB | => internal computer IP  CCC.CCC.CCC.CCC
 
Steps (this what I think should be done):

1. Find all packets from A by acl

2. Route finded packets throught cisco1841 directly to internal ip address
 
It should be easy but it doesn't.

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Cisco VPN ::1841 To Route From Internet Router To Internal LAN Through ASA

Jan 16, 2012

I used the GRE tunnel site to site VPN with 2 cisco 1841 routers. Behind one of the router R1, I used cisco ASA 5510, now my vpn is connect between two routers, but from R2 other site cannot access to LAN behind the firewall. From R1, also cannot route to local network, from local network can access to R1, I think cause of NAT . So how to configure to route internal network from R1 & R2 with VPN.

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Cisco WAN :: 1841 / 2950 / Unable To Connect To The Internet?

Feb 24, 2011

I'm unable to connect to the internet?My university gave us student permission toset up a cisco lab. I hve an 1841 router and a 2950 catalyst switch in a single room. Fa0/1 is conncted to the switch using a 192.168.3.0 /24 network. DHCP is correctly assaigning ip addresses to the switch.
 
I connected the Fa0/0 port to the wall and used the following command to obtain an ip on the Fa0/0 port: ip adress dhcp. I used the following route command: ip route dhcp. That didn't work so I used the ip route 0.0.0.0 0.0.0.0 Fa0/0.When I run the sh cdp neighbors command I see a multilayer switch that show me connected to the Ga2/26 port with ip:192.168.179.254.I also see that the default vlan is 200 and the voice vlan is 800.
 
A linksys router is about to let us access the internet. I am able to ping the 192.168.179.254 address from the 1841 router.What am I missing to connect to the internet.I forgot to mention that I successfully receive an ip from the wall.  The latest ip I received was 192.168.179.100 /24.

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Cisco Switching/Routing :: 1841 Vlan 5 Cannot Access Internet

Oct 31, 2012

i have router 1841 have 2 interface.i make routing between vlan  by subinterface in router and in switch trunk but vlan 5 cannot access internet

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Cisco Switching/Routing :: Can't Connect 1841 Router To Internet ( ISP )

Jan 6, 2012

I have the following devices for our IT Test LAB
 
1. Cisco 1841 with 2 Fast Ethernet interfaces fa0/0 & fa0/1

2. Cisco 2960-S

3. Speedstream 6200 DSL Modem  ( PPOE Connection  with Static IP address)
 
I want to connect to the internet using the current DSL connection we currently have  .
  
LAPTOP  -->  SWITCH 2960 --> ROUTER 1841 ---> DSL Modem  ---> ISP
 
 Troubleshooting 1: Currently from the LAPTOP i am able to ping
 
1. Switch 2960  Vlan interfaces

2. Router 1841  fa0/0  & fa0/1
 
BUT can not Ping the DSL Modem  LAN interface IP 192.168.2.1 and can not get out to the INTERNET 
 
Troubleshooting 2:currently from the Switch 2960  i can ping
 
1. All the Vlan interfaces on the Switch 2960

2. Router  1841  fa0/0 & fa0/1 interfaces

3. Laptop A & B
 
But can NOT ping the DSL modem LAN interface IP 192.168.2.1 and can not get out to the internet
 
Troubleshooting 3:Currently from the Cisco 1841 router  i can ping
 
1. All the Vlan interfaces on the Switch 2960

2. Router 1841 fa0/0 & fa0/1

3. Laptop A & Laptop B

4. Can Get out to the internet. I am able to ping any  internet destinations without any problem

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Cisco VPN :: ASA 5510 / 1841 - How To Configure Local Network To Access Internet

Jun 10, 2011

I configure for our office site to site VPN project. Now I configured already  Site to site vpn between ASA 5510 and 1841 router.               

HQ LAN                              
Branch LAN   10.2.1.0/24 >>> ASA 5510>>>>> 1841 >>> INTERNET <<<<<< 1841 <<<<<< 10.30.3.0/24 ^^^^ Call Manager 2851 

Now can access from Branch LAN to HQ LAN each other. I face the problems that are 

1) In branch LAN , they can access HQ LAN & resource , but cannot access internet. I didn't configure NAT on PH Router

2)  Can I access internet from BRANCH LAN through HQ LAN to INTERNET. Or  Can I access Internet from Branch LAN from PH Router directly while  access to VPN to HQ LAN ?  

3)  In Branch Site , hard phone cannot work but soft phone on PC can call to HQ. Hard phone IP are same in Remote Network (172.16.1.0/24 ) . Is it problem ? how can I configure separately ?

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Cisco WAN :: 1841 - VOIP Phone Not Able To Contact Hosted Server On Internet

Mar 11, 2010

We have 2mbps leased line and have Cisco 1841 which is managed by our ISP. I have hooked up another 1841 (please find basic config below, it will get more complex lateron) Now when I connect my laptop I am able to browse Internet. But when I conect VOIP phone, it is not able to contact it's Hosted Server on Internet.
 
VOIP phone is Polycom SoundPoint 550 and I get URL call disabed message.  If I try netgear Firewall everything seems to work.that the voip provider needs following ports UDP Range 16384 - 32766, TCP 5060 & UDP 5060. But in my config all outbound traffic is allowed. [code]

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Cisco Switching/Routing :: Checking Internet Speed Directly In The 1841 Router?

Nov 2, 2011

I want to know is it possible to check Internet speed directly in the cisco router thru any command or activating any service in the cisco router?.As it is seen most of the times internet speed offer by ISP is different as compared to clients.and Clients most oftenly not satisfied with internet speed The problem is that our ISP has given us 100MB leaased line.But when we deployed in production network the speed is same as DSL.We have reported this issue to ISP they then carried out Iperf test by connecting laptop directly with the ISP router.They have tested the speed and it shows  about 94-96 Mbps and argu that it is up to the mark and there is problem at your side(i.e our internal network).Now our internal network has cisco 1841 router connected directly to ISP 3825 cisco router.Our router has minimum configuration as required to pass traffic out and in.Our internal 1841 router is connected to switch to which different clients are connected.We have performed some online tests using different speed checking websites and also perform real time tests by uploading and downloading files.The speed is much low as compared to 100Mbps and it is nearly or slightly higher then as DSL connection. how can we check internet speed in the specified scenario?Is there any command or service available in cisco router to check internet speed as we want to check ISP connection speed directly thru 1841 router?what about authenticity of online speed checking websites?Any specialize software/tool you recommend to check Internet speed in specified scenario?

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Cannot Access Some Websites?

Feb 1, 2011

I am trying to access some websites and unable to do so

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Why Won't Pc Access Any Websites

Apr 13, 2011

When clicking the Internet Explorer icon it won't open ANY webpage. My Internet connection works perfectly. My other computers are fine.

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