Routing

Hi folks:I recently purchased a Cisco 851w Integrated router for my CCNA studies. While performing the usual setup I observed that I had the following IOS level installed in the router:Cisco IOS Software, C850 Software (C850-ADVSECURITYK9-M), Experim...

How to determine if the isdn line status has been up for x hours? or it went down for past x hours? is there any show command for this?i'm looking also somewhere in show controller t1.the only thing i'm curious is this in "Show controller t1" ... any...

Hi all, I need your help to monitor or to see the bandwidth of vlan on switch, I read that this process is with VLAN access maps but I don’t know how. Could you give me one example of configuration? Thanks in advance

Hello,     I have a question on marking traffic.  I need to know if there is a way to 'trust' the markings from certain networks or hosts, while resetting markings on all other traffic.  Here is what I am trying to do..     Access list 190 defines ho...

Hi all,Hi have a solution with PFR with two master controller in hsrp mode and two active border controller, betwen the MC and the BR i'm running EIGRP. The two BR have BGP to the ISP but i have default router for the parent route. Same weeks ago i n...

Guys,This is my first posting. Let me know if this is not the right group to post it into.I need you advice: Using a single device, I'd like to deploy 3 point-to-point VPNs using 3 different ADSL links; I'd like for such device to also support a T1 l...

All,Maybe a stupid question , but i was wondering if the BGP expression: _7777$ (originated in AS 7777)would match a BGP path of exactly 7777 ?In other words, does the underscore "_" also match "nothing" ?I guess so , but i can't confirm/lab it up to...

I have an issue with spanning tree over WAN links:When setting up connectivity between switches in 3 remote sites (see attached diagram) I noticed that there was a spanning tree loop.I found that test switch 1 was sending BPDU's to test switch3, but ...

Dear Experts,I have recently configured a router 2800 series for 2Mbps of Internet connections. E1 is directly terminated on the 2800There are approx 20 + users on a remote site.I am trying to configure a PAT so that all the lan users can access the ...

Hi,I am new on the firewall monitoring. I wants to monitor through any tool. Is there any freeware tool available to monitor the firewall traffic...Thanks in Advance for any help.

hi,I've a scenario like belowpc ------ rtr1 <--- p2p link ---> rtr2 ------ pcrtr1 and rtr2 doesn't support interface mtu size more than 1500 in their wan interface.I've configured mpls over gre but can't pass through clear 1500bytes packet. i can onl...

Hey there,I have an external ip address attacking my network.What is a basic access list I can use to block it?access-list 3 deny host x.x.x.xint fa 0/3/0access-class 3 in?and then apply that to my external interface?Thanks in advance.