Routing

Hi Experts, my office (Cisco 881)wan link is not stable, every few minutes the link is going up/down, please advise possible reasons for link unstable. need your help guys thanks

Hi ,In Cisco 7206 VXR (NPE-G2) router , the cpu utilization is at an 80-90% always , but none of the process is consuming not more than 1%.In the show stacks output we are observing network interface interrupt is called very frequently. so what does...

Hi, i work for a small company in regional Australia. I've been recently tasked to provide a design to upgrade the lan/wan infrastructure of a local gov entity. For the lan part, is pretty straight forward, i'll go for a bunch of small business 500 s...

Urgent request!!! Hi Guys, In 300-115 Cisco exam how i can connect to the switch from the PC console, is it through telnet command or there is different way?? waiting for your valuable response.Thanks

Hi, Since Nexus/65xx Catalyst has Dual Sups in them, do we still need to buy 2 Separate Chasis? What is justification of having 2 Chases with Dual Sups ? cant Single Core with Dual Sups be enough has they have multiple PS as well. Please give me some...

I have a cisco 7301 (NPE) with 500 megs of ram with a VAM2+ VPN module that is doing about 185Mbs of traffic on a DMVPN tunnel that terminate about 15 spokes. At around 180Mbs I see over 90% cpu usage, looking the show cpu sort there is no process th...

We have an MPLS network, we have installed a 20mbps internet circuit that we are dumping all the internet traffic to which is working fine.  Now I need to config a failover so that if the MPLS side goes down the trafficis pointed to the internet circ...

Hi I have multiple sites set up using Cisco 1921 routers. All sights are monitored for SNMP/NBAR and in some cases Flow.  One site works well, monitoring shows all traffic in both directions. However, on another site the monitoring can only report...

Hi Everyone, Simple question, if a packet or set of packets is denied by an internet facing ACL on an IOS router, does that flow of packets still get accounted for if netflow is running on that interface, or will those packets not be reports by netf...

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We have an ASR1K configured with EVCs on the WAN and LAN interfaces as we have multiple services coming in on a single physical WAN connection.  We have netflow configured on the BDI interfaces which is working and CBQoS applied to the EVCs which is ...

Hello all, I've been reading up on how to do QoS on a 7600, which fromthe looks of things is not so simple. The reason I'm looking into this, is because I have an interface policed at 30mb for all traffic. What I'd like to do is prioritise VoIP traf...