Routing

Hi.I have an old 6509. I have being using it as a switch. It is running CATOS.Its configuration is :WS-C6509 Software, Version NmpSW: 8.5(2)Copyright (c) 1995-2005 by Cisco SystemsNMP S/W compiled on Dec  6 2005, 20:22:19System Bootstrap Version: 5.3...

Hi Group,I am very glad today to declare I have finally passed my CCIE Certification after a long journey of continuous efforts.The CCIE means and brings a kind of self satisfaction to me, and in fact, it kept me waiting before achieving it just to l...

Dear Forum Members,I have a simple query, hopefully some one can answer.Is the mapping between Vlan and the subnet one-to-one (unique) or one-to-many i.e. can we have one vlan id (say for example 2217) mapped to multiple subnets (physically on differ...

I have build topology like this:host------c2950(f0/3)------(f0/4)c3550(f0/41)----modem-----InternetI wanted to monitor c3560 port where modem is connected from host. So for that I configured rspan. configurate show below. But problem is that after co...

Hi,I need to create a site to site VPN between a remote site (cisco 1800 router) and head office (ASA firewall). I need to NAT the source addresses of the remote user LAN addresses across the VPN tunnel. Do I do this in the normal manner by creating ...

Guys can some one explain to me the follwoingif we have 192.168.1.0/24 addressand we want t furthur subnet that in to /28 (how many addreses we will get)what is the way to do it and how does the calcultion work number of subnets etcI cant get my head...

I have a EIGRP route which get redistributed into bgp andhas to be advertised to MPLS cloud. this is what i  am seeing. BGP keep saying not advertised to any peer. Can anyone throw some light ?Next hop is reachable, this is the only valid and best pa...

I am testing a new circuit and once in production we will need to be exchanging a large number of prefixes (400+) over the connection. The provider normally restricts you to less than 50 but they have said they can allow more and have done so for us....

According to my understanding, the native Vlan on a dot1q tunnel port will be the one that is configured as "switchport access vlan ##"Pl correct me if I am wrong.

it must be something to do with CEF.I've set up a simple scenario, please see the attached picture. R1 (two loop addreses) as source, R4 (3 loop addresses) as destination. I did ping from R1 to R4. every time, the traffic goes through R3. As shown in...

Hi,i need to free up my 2811 router memory.so if i remove this package, it will cause impact or i will miss any functionality ?  -rw-     1697952   Mar 4 2008 16:03:58 +00:00  securedesktop-ios-3.1.1.45-k9.pkg

We have a 3845 router, IPBaseM, ver 12.4(15) that seems to accept an SFP (GLC-LH-SM). It does not show up on a show run, or Sh Ip int brief.  If I type show tech-support | include sfp, it returns "sfp_transciever_cod 0x2 (1000BaseLX)".How do I go abo...

HelloSite-to-Site IPsec tunnel between Cisco Security Appliances (ASA/PIX) and a Cisco IOS Router.How do I identify how much bandwidth is consumed on this VPN Link.ASA#show crypto isakmp saASA#show crypto ipsec sa above command doesnt help.any inputT...