Routing

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...

We had received  from google security that most of cisco and Juniper Devices are affected by Heartbleed vulnerablity.. This is one the security threat in network.  How to fix this bug.. How to detect wheather this Vulnerablity was affected on our dev...

Here is the set up.  I have two routers for redundancy between them.  They connect to my corportate networe via GRE tunnels using DMVPN as part of a /24 network.For the redundancy between them, I am running HSRP.  To trigger the failover, I am tracki...

I have thomson DSL modem which i Configured as bridge mode and do pasted configuration on cisco 881; interface FastEthernet4bandwidth inheritno ip addressno ip redirectsno ip unreachablesno ip proxy-arpip route-cache flowduplex autospeed autopppoe en...

We have a scenario that has been tough to figure out. We are in the process of migrating our systems to another building, and in the interim our ISP has created a split local loop, so that we can use our public IP range at both buildings. This has be...

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...

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...

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 ...

I'm looking for an solution to carry IP over an RS232 WAN.  I have a couple radios that only carry RS232.  I need to get two IP enabled devices to talk over the RS232 radios.  Any solutions?  I see a lot of solutions for RS232 over IP, not the other ...

Hello, I have a big problems with a cisco router 881,the connection works correctly when nobody use the networks(ping works on every computer) but when people working the connection gone every 5 minutes and comes back after 30 secondsPlease help me. ...