Routing

folksi'm trying to upgrade an asr1001 (r1) from asr1001-universal.03.02.00.S.151-1.S.bin to  asr1001-universalk9.03.02.00.S.151-1.S.bini've put in the boot system flash asr1001-universalk9.03.02.00.S.151-1.S.bin command and reloaded but the box keeps...

Hi,    I just got a brand new Cisco 2951 router that has built-in 3 gigabit interfaces cards. We want to add additonal 2 GE EHWIC-1GE-SFP-CU card to it. When it booted up and type show inventory, it did not detect the presence of the card. There was ...

hi all,I have a l2tpv3 tunnel setup between 2 x 3845 routers. Now, there is roughly about 100-150mbps or more traffic flowing across the tunnel. Now, some large files seemed to be transferred over the link and its causing heaps of fragmentation on th...

Hello,is there a cisco command to check the list of incoming vlans on a catalyst 4640 or at least that will give you the same output?we're having an issue with an ethernet circuit, links are up but ping won't go through(no ACLs) and I want to see if ...

I have a IPSEC tunnel setup with a vendor, not GRE and we can FTP files if they are smaller than 1394 but anything larger fails.  I thought it may be a MTUissue but I am not sure how to set an MTU on an IPSEC tunnel only.  I understand how to with a ...

Hey Guys,I'm wondering if anyone out there has any good troubleshooting commands to find out if MTU issues are going on.I know I can use patth MTU, tcp adjust-mss, ip mtu reset the df bit, but i'm just wondering if there are any good show commands or...

We have 3560 switch with following IOS version 12.2(55)SE3   and image name is  C3560-IPSERVICESK9-M. On one of the interface we need to know what are traffic is flowing. Do we have "ip nbar or ip route-cache" support on this switch IOS?Is there any ...

hi! I've some queries about how mpls from the provider work. I understand that we'll be provided a router from the provider of the mpls line eg. AT&T, Orange, and etc, and the telco will be able to provide QOS from there. Here are my questions:1) Do ...