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Hi,I wanted to see if anyone has had issues with upgrading to 7.6 images on their AIR-CT2504 or AIR-CT5508.  I have one unit in the lab that refuses to update and I had a customer call me today with the exact same issue.  Maybe someone from TAC has i...

Hi,I'm currently deploying a point to point WAN link using ASR routers.Physical link is 1Gbps but CIR is at 500Mbps, I'm planning to shape at 495Mbps.Everything is moving very fast on the move so I just need to come up with a very quick QoS to priori...

I have a 40 Mb MPLS link with 20Mb gold car for 1000 users. These days my users started downloading MB's of data from my head office. i have recently modified the existing QOS policy to restrict FTP & Filesharing to 7Mb. still i could see when someon...

I am studying for my CCIE lab using Narbiks Advanced Workbook Vol4 and during the EIGRP router topology setup he says "F0/0 interface of BB1 and R1 should be configured in VLAN 11".I am unsure of how to assign a router port to a VLAN. Is he talking a...

Hi to Everybody,Just would like to understand what is involved behind a SPF re-calculation. Does SPF calculation involves the establishment of a new adjacencies with it`s neighbor and a generation of a new ip ospf database. I really never could under...

Steph1963 by Level 1
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I need words of wisdom for those cisco guru's that have been in this game longer than me..... (please)I have inherited support of cisco kit across a few sites, most of my sites have a single core stack with 3750's running as a stack. Some route acros...

paulsmee by Level 1
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Hey guys,So, let's say I have an ISR G1 router, and a Lan-to-Lan IPSec tunnel built. On the outside interface(WAN) I have an MTU of 1260, with the 'ip mtu 1260' command. Now if I put this command in, the max IPSec (ESP) packet will be 58 bytes, and w...

Hi, For our main site and each remote site we have an MPLS circuit on one router plus an Internet circuit with a VPN tunnel for backup on a different router. I was wondering if there was a way to create performance metrics with an IP SLA and have the...

Hi  What is the principal reason therefore occurs DHCP conflicts??? Is very continuos the problems with DHCP conflicts, all day I need clean the conflicts Regards

Hi , we have router A with an ISP linkwe have router B with MPLS linkHSRP is active between the 2Router are peered with OSPF They talk over native vlan.Internet must go out through the ISP linkinternal traffic must go out through the MPLSThe traffic ...

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