refers to networking equipment manufactured by Cisco Systems, Inc.

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1answer
269 views

How to clear the current line in Cisco IOS quickly?

The title says it all. How can I clear the current line of text/commands quickly while using Cisco's IOS command line interface? If still clueless, this SuperUser question is very similar but it's for ...
0
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1answer
526 views

Cisco: unable to negotiate IP using IPCP with Windows server

I am connecting to Windows server using PPP (for vpn), I establish connection but server does not respond me for my address requests: *Mar 23 00:40:06.055: Vi1 MS-CHAP-V2: I CHALLENGE id 0 len 25 ...
0
votes
1answer
2k views

Configuring cisco as VPN client

I need to configure 857W as PPTP client. PPTP is officialy not supported (there is no such protocol in request-dialin group) but it could be enabled with "service internal". Any way, my questions are ...
1
vote
1answer
447 views

Saving Cisco IOS configuration on upgrade?

I have Cisco 857W and I need to upgrade IOS. But if I do that, I will not be able to log into it using Telnet; I would need a console cable which I don't have now. How can I upgrade Cisco IOS without ...
0
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0answers
469 views

Linksys e3200 connectivity issue (most likely DHCP server configuration)

I have a Linksys E3200 router with a connectivity problem. The router doesn't allow the creation of connections for some reason. I can get the SSID of my wireless networks but when I try to connect ...
3
votes
2answers
42k views

Change the password Windows 7 has stored for a wireless network

I have a new laptop which I used to connect to the guest network in our house. I typed in the wrong password at login and now I cannot type in the correct one. How can I clear or change the password ...
1
vote
1answer
531 views

Communicating between 2 different local subnets

I have the following equipments & specifications 1 Mac OS 1 Windows XP 1 Linksys Cisco WRT600N router My Mac OS will be on a local subnet (example 192.168.1.0/24), and my Windows XP will be ...
0
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1answer
539 views

Cisco asa 5505 - can't browse locally hosted website by using it's domain name

I have the following: - Domain with DNS record set to my Public IP - Public IP, via Comcast Modem/Router Sending all web traffic to the Web Server (1st Network Card) - I also Have Cisco ASA5505 after ...
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0answers
248 views

How do I configure a Cisco 3600 Router as a second router, being SURE to not interfere with the existing production network?

Basically, I would like to set up a little lab here at work. We have a spare 3600 router sitting around, as well as some new-in-box RV042s that will be in production soon. I'd like to set up and ...
0
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1answer
677 views

Packetfence blocks the network environment

I am new to the open source network access control solution called Packetfence. I am currently diagnosing Packetfence log files remotely. The network seemed to be running smoothly with Packetfence, ...
0
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1answer
708 views

Any home router support Cisco IPSec VPN client? [closed]

I want to buy a router that support Cisco IPSec VPN client, so I can easily access my company's network without connected the VPN on my laptop.
0
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1answer
294 views

Cisco routers connected to firewall and switches, tests to see if they work?

I asked this question a few days ago and got a good answer. I have my routers, firewall, and switched connected. How can I do some tests to see if this is all actually working. I have a console ...
0
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1answer
167 views

Configuring a Cisco 5505 router

I have a Cisco 5505 router that I need help configuring. I have 3 VLANs set up. VLAN 1 is set for 192.168.1.0/24 subnet. I have one computer hooked up to this subnet with the address 192.168.1.2. The ...
0
votes
1answer
208 views

WinXP workgroup, 3 routers 3 computers

I have 3 computers with WinXP x86, and 3 Cisco 1800 series routers. I'm trying to create a workgroup so that the 3 computers can share files with eachother. They can ping eachother (without any ...
3
votes
1answer
7k views

The Cisco VPN Service has not been started

i'm trying to use Cisco VPN client, but i get the error: Error 56: The Cisco Systems, Inc. VPN Service has not been started. Please start this service and try again. Of course the service is ...
0
votes
1answer
814 views

Why does a network need its own specific address?

I don't understand why there has to be a separate network address. Aren't the DSN submask and the network broadcast addresses enough to identify a network?
2
votes
1answer
920 views

Outdoor WiFi Mesh Topology vs. Repeaters

Here's the current configuration in our organization (which I believe is incorrect): We have a number of Cisco 1500 series AP's (22 in total), that are mounted outdoors to provide seamless WiFi ...
6
votes
1answer
392 views

Poor home office network performance

I have worked with small to mid size networks for quite a long time and can say I'm comfortable connecting hardware. Where you will start to lose me is with managed switches and firewalls. To start, ...
0
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0answers
64 views

How to access the router log for given dates

How do you access and print the router log for given dates from a Cisco / Linksys wireless router? We need the October 1-2, 2011 log entries to fight an uploading allegation. Thanks.
1
vote
1answer
4k views

Windows 7 Cisco VPN client hash verification failed

I am having a problem with connecting to a Cisco VPN in Windows 7. According to the below error log I am getting problem is with the group password. But the same password works correctly on my Windows ...
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vote
0answers
159 views

Start call on Cisco Voip phone with an http link

I don't have any previous experience with IP phones. I'd like to know if there is a way to make a call with a Cisco IP Phone (model 7912) clicking just a web link. Actually the phone is connected to ...
1
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0answers
708 views

Wake on LAN & CISCO modem - WOL not possible?

i have a problem since the guys from UPC changed my old cable modem with a new CISCO EPC 3208 model. (It's a VOIP cable modem & i have static IP from UPC/my ISP.) Since then, WOL over the internet ...
0
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1answer
353 views

Cisco ASA Firewall VPN connection issue

Sometimes when my co-workers and I connect to the LAN at work from home, we get this weird issue. The VPN connection is established without error, but we cant do a remote desktop on the machines in ...
0
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2answers
1k views

Configuring WPA and WEP on Cisco router

I would like to set up my Cisco 877w router with two SSIDs, WPA (currently working in my config) and WEP. I have dumped my current config at the end of this question which is fully working for WPA. ...
0
votes
2answers
114 views

IPsec counter mode - are there implementations?

Counter mode encryption is potentially more robust against lost packets. It is used in SRTP. I assume that if I use counter mode, a lost packet causes a lost UDP packet or TCP retransmission instead ...
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2answers
4k views

How do I generate broadcast storm?

I started to study networking and I have two cisco switches, and I want generate broadcast storm to test Spanning Tree, How do I do?
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2answers
446 views

ip pim sparse-mode on Cisco 881-k9

Fistly I am not a Cisco certified person but unfortunately i have to configure a Cisco router. I am trying to configure multicasting with GRE over IPSec and I am stuck because my router ignores ip pim ...
0
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1answer
4k views

Need advice on setting up a wireless bridge, both having wireless PCs, without using a repeater?

I wish to setup a wireless bridge between two routers, both of which will have wireless clients; however, I want to do this without using a repeater. I would prefer not to have the bandwidth halved. ...
0
votes
1answer
480 views

Cisco IP Phone to SPA3102 to PSTN

I've just picked up a Cisco 7940G and configured it with SIP firmware (8.2). I'd like to use this as my office phone, communicating with POTS/PSTN via a Linksys SPA 3102 VoIP gateway. In theory, this ...
0
votes
1answer
5k views

How to set a 5 char (40 bit) ASCII password for WEP on a Linksys v8 device

I have a Linksys FW v8, and I want to use wireless password "12345" for WEP. I cant set it up, I just can specify a 64 or 128 bit, I want 40 bit, 5 char long. Is it possible?
2
votes
2answers
1k views

Cisco Wireless AP - How important is hidden SSID

I'm reading the manual for a Cisco wireless AP and they write: Most wireless networking devices give you the option of broadcasting the SSID. While this option may be more convenient, it allows ...
10
votes
5answers
5k views

Why can a network address not be a valid host address?

So... I have studied for CCNA and such and been working with IP networking at the least the past 8 years or so. I have always seen and been told that the network address for a subnet is not a valid ...
17
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2answers
24k views

Cisco IPsec versus L2TP/IPsec

I have a VPN service which gives me the option of connecting via PPTP, Cisco IPsec, or L2TP over IPsec. PPTP i know is inferior in terms of security and encryption, but I'm not really sure what the ...
0
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3answers
879 views

Can Cisco vpn client .pcf file from a PC be used on a Mac?

i recently switched from a PC to a Mac. I want to know if my previous Cisco VPN client .pcf file installed on my PC can be used on my Mac OS?
1
vote
1answer
151 views

Cisco 7962 cable unpluged with POE

I've got a collection of CISCO 7962 IP Phones powered by POE. On some of them I plug them in to our POE switch and I get an error that the Ethernet cable is unplugged. That strikes me as strange ...
0
votes
1answer
146 views

Could this wireless set up cause this issue?

I have two routers hooked up to a DSL modem. The first is an older Linksys wired router(might be BEFSR41) and the other is a newer Cisco Valet M20. The valet was added on recently to enable WiFi ...
0
votes
1answer
544 views

Cisco 831 VLAN config

I'm looking for a simple, fast way to configure a Cisco 831 router to do VLAN untagging. I'd like to do something like this: PORT 1 (E0) VLAN 1,2,3,4 tagged PORT 2-4 (E0) VLAN 2,3,4 ...
1
vote
1answer
1k views

Create site-to-site VPN from linux to Cisco - possible?

I have a question that I have not found a definitive answer on, but am hoping someone here can chime in and either point me in the right direction or crush my hopes and dreams. I have a Cisco ASA ...
0
votes
1answer
539 views

Explain a simple network diagram?

In the image below, are bridge1, bdidge2 and bridge3 connected to each other? and how? i tried to design this in Cisco packet tracer and i used a hub to connect the three bridges? is that right?
0
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1answer
2k views

How to share printer across two VLANS on Cisco WRVS4400N?

As the title says, we have two VLANs at the office, one for authorized users and one for guests. The first VLAN contains some resources that should be only for authorized users, but the printer should ...
0
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1answer
1k views

WiFi network speed. No difference in wireless N and wireless G networks

I have a Cisco E3200 Wireless N dual band router and external drive with USB2 support attached to it. The drive is shared across my network. My laptop has G WiFi adapter, so it can connect with 54Mbps ...
37
votes
4answers
77k views

Does it make sense to keep different SSIDs for 2.4GHz and 5GHz wireless networks?

My router can have different SSIDs for 2.4 and 5 GHz and I'm not sure if it's better to have the same SSID or not. Initially I put the same network but I got confused when the MacBook Pro displayed ...
1
vote
2answers
344 views

What processor does the Cisco SRP500 Series router use

Can someone tell me which processor is used in the Cisco SRP 500 series routers, specifically the SRP547w? I've been trawling Google, the Cisco website and documentation but can't seem to find any ...
8
votes
3answers
5k views

HTTP SSL VPN Client? (alternative to Cisco's AnyConnect VPN)

Is there any free HTTP SSL VPN clients around, one that can act as an alternative to Cisco's own HTTP SSL VPN client (called AnyConnect)? The Cisco AnyConnect client has acknowledged problems, with ...
4
votes
3answers
3k views

Cisco Router/Switch with MacBook Pro OSX Lion

What I have: MacBook Pro with OSX Lion Very old Cisco Router and Switch Two Crossover Cables (1 Cisco Console to Serial and 1 Cisco Console to Cisco Console) One Serial to USB Cable I am very new ...
0
votes
1answer
613 views

What is 10G? Is my switch 10G?

What is 10Gactually ? I have a Cisco switch ( http://www.cisco.com/en/US/products/ps10898/prod_models_comparison.html) And it has 2xSFP interface and 10 x 10Base-T/100Base-TX/1000Base-T. ...
2
votes
3answers
7k views

Reset gargoyle router to default

I have a Linksys WRT54GL router with gargoyle installed. Unfortunately, I've forgotten my password so now I'm trying to reset it. I've already tried the 30/30/30 hard reset method, but it didn't ...
1
vote
1answer
833 views

ip-up does not trigger when using built-in cisco vpn on mac osx lion

I am using Cisco VPN client over lion and I want to make the ip-up and ip-down work. There is no sign of any action taken when I connect or disconnect this VPN connection. I really doubt whether the ...
4
votes
1answer
3k views

AnyConnect SSL VPN Connected but unable to ping my inside LAN

I am trying to configure Anyconnect SSL VPN and it is killing me, I am able to connect to the VPN on a laptop, witch is able to download the anyconnect client from the ASA and I can also connect to ...
0
votes
2answers
282 views

Using MAC address prefix AB:CD:EF

I'm trying to use tcprewrite to change the source MAC address of some packets. I deliberately chose the prefix AB:CD:EF that does not belong to any hardware manufacturer so that I can distinguish such ...