Other Network Architecture Subjects

I work for an ISP. We have 20 3640's(each with 48 modems) connected into a Cat3548 and we also have a 7206 plugged into it that goes out to the internet. I only have the default VLAN setup. I am worried that I'm getting a lot of flooding on the switc...

Someone here entered the wrong registry number when I was attempting to talk him through a password recovery. He apparently entered 0x214 instead of 0x2142. Now the 2600 boots to what looks like chinese to me and even if I attempt to break the boot ...

I have a mc3810 router in my network. I have a question about a command that is on this router...netbios name-cache broadcast-name-recognizedCould someone provide me with an explanation of this command? I have multiple mc3810's in my network and th...

Hi,Can any one tell me how to find the path of return traffic.?Thanks in Advance.Ganesh.INetwork Engineer,VHS

Have a 3620 RAS router w/ PRI/digital modems connected to T1 that I can't seem to connect to any faster then 24k bps it also has a problem dropping connections.Any input is greatly appreciatedHere's a look at the running config.ras_3620#show configUs...

Hi People,A problem here that's got me stumped. Two 800 routers, over an ISDN simulator. Now every OTHER time you try and ping each other, it doesn't work.PPP negotiation says: Line appears to be looped back.and it drops the cal...

We have a Cisco AS5300 with a PRI line that supports remote uses. We also use Cisco Secure ACS for authentication. I would like to know is there a way to secure the dialup connection of users who dial in via modem but also have a cable modem on the...

Hi there ,i've created a vpdn using l2tp . i`m looking for a way to allow SOME users going out side to the internet and not just behind the ethernet.how do i do that ?

We have a problem with a cisco 760 configured to access internet through an ISP .When a user open the browser ,or try to download the email , the router makes the connection which is succesful but the user get the error that the server is unreacheabl...

Hi.I have a 2621 running IOS IP PLUS IPSEC56 12.2(7b) with a 8AM. I copied c3600-2600-analog-fw.1.2.2.bin to flash to upgrade the firmware, then reloaded. When I do a show modem version I still get:Slot 1:MCOM Analog Integrated Modem Firmware Versi...

We have a customer of ours who is using the following equipment.Cisco 7206 VXR and a Merit Radius server.Their customers dial into the ISP that I work for and connect to a 3Com Total Control Chassis. The customers then authenticate using a someone@d...

I recently installed a Cisco 1720 VPN router with image 12.2 to allow ipsec. I'm using NAT on the router for security. I currently have one remote user that is getting access by using Cisco's VPN client software. Once he logs in he can ping the local...

I have 3 subnets:10.0.4.0/2210.0.8.0/2210.0.32.0/2210.0.4.0 is the admin subnet and running on VLAN1.10.0.8.0 is the DHCP subnet and also running on VLAN1. In addition, the DHCP server (10.0.8.2) is located on this subnet.10.0.32.0/22 is a new subne...

My CiscoView presents a message: "Please grant permission to launch CiscoView. Quit the browser and try again".Why this appear message? I is logged with admin user.Please help me.

I am trying to figure out how to configure redundancy into some of our smaller sites.Due to site closures and a restructuring, we ended up with a lot of routers and good deals on frame relay circuits.I would like to know if there is a way for me to s...