About Salja

Salja · 01-26-2018

Hello, I've high CPU utilization on Cisco 3900 Series router. Every, roughly 20 mins CPU utilization is 100% and there is packet loss for 1-2 minutes. There is not a lot of traffic, around 150Mbps on gigabit interface, so it should not be capacity ...

Salja · 07-28-2015

Hi all, I have a problem with higher CPU and memory usage because of BGP router process on the Cisco 6500.I have 2 routers, ASR 9001 and Cisco 6500 with SUP 720-3bxl. Each router has one eBGP connection to the ISP with full BGP table.There is also iB...

Salja · 03-16-2015

Hi,I am planning to buy new ASR 9001-S with A9K-MPA-20xGE card. Any help regarding following questions are very appreciated: - Does IOS XR operating system some by default with the router or I have to order that separately?- According to the document...

Salja · 03-03-2015

Hi all, we are hosting provider and we are looking to buy additional router. Right now we have Cisco 6500 with SUP720-3BXL supervisor as a core router which sometimes has a problems because of very weak CPU.Because of that we are searching for the re...

Salja · 09-09-2014

Hi, does anyone has experience with ip tcp intercept configuration on cisco 6500 for protecting network against TCP SYN flooding.Which mode is recommended to configure (intercept or watch) and how can affect CPU on cisco 6500? Any infos regarding tha...

Salja · 01-26-2018

Hi Georg and Leo, thank you very much for the answers! The config is pretty simple. Both Ipv4 and Ipv6 are running and there is BGP for both families. Some simple ACLs and thats it. The issue started suddenly to happen since today. !version 15.4s...

Salja · 03-17-2015

Hi Xander, thank you very much for the explanation.I was wondering if the IOS XR is included automatically when you are buying device.I called Cisco directly and they said that IOS XR 4.3.1 is included by default.For any newer version you have to mos...

Salja · 03-16-2015

Hi Aleksandar, thank you very much for such a nice explanation.Is it possible to configure TCP MSS on the ASR 9001-S router?I am planning to use this feature on the interface on the A9K-MPA-20x1GE card.Is there any restriction for that on this card? ...

Salja · 03-16-2015

Thank you very much for the answer.At the end we decided to buy ASR 9001-S and to upgrade later when we will need additional throughput.Does anybody has experience with TCP MSS on the ASR 9001? Is that supported on this type of router? Thank you in a...

Salja · 09-05-2014

Hi,thanks for your answers.Well the idea was to protect the network from DDoS attack which was sourced from port 0.After some further analyzing it turned out that the problem was because of fragmented packets as non-initial fragments have no L4(port)...

Member Since	‎10-16-2013 07:57 AM
Date Last Visited	‎02-07-2018 01:06 AM
Posts	11

User Statistics

User Activity

High CPU Utilization on Cisco 3900 roughly every 20 minutes 100%

High CPU usage due to BGP router process

ASR 9001-S

Recommendation for the Core router

IP TCP intercept cisco 6500

Re: High CPU Utilization on Cisco 3900 roughly every 20 minutes 100%

Hi Xander, thank you very

Hi Aleksandar, thank you very

Thank you very much for the

Hi,thanks for your answers