Routing

I have read the following article about 3 time and I still cannot understand this stuff.http://www.cisco.com/en/US/tech/tk543/tk757/technologies_tech_note09186a00800949f2.shtmlI cannot not figure out how COS works. I do not understand how, from the f...

Hello all,We have a corp site (hub) and several spoke sites.  We currently have two circuits at each site and have MPLS on one circuit and DMVPN as a backup on the other circuit.  DMVPN uses EIGRP and MPLS uses BGP to advertise routes.  The only EIGR...

I have a Cisco 2620xm router behind ATT Uverse router..I get 11Mbps then it drops to 5MbpsWhen I go from ATT Router to switch I get the full 12Mbps.....CPU does not go over 30%.....I tried different Speed/Duplex settingsWhen I reboot the Cisco router...

                  Dear all,I have two routers with different IOS and I would like to ask if I can use them in order to apply pfr on them.The first one is 15.0 IOS and the second one 12.4. I'm planning to use the newer one for MC and BR and the older ...

Hello everyone,I need to know this commands in ios xr asr9k.For example:CLEar ARP-cache VRf VOIP-IAD  10.24.199.5clear ip route vrf VOIP-IAD DHcp  10.24.199.5I tried execute this commands but it not removed the arp.RP/0/RSP1/CPU0:CELMS02#clear arp-ca...

Hi Lads need abit of help on  how  implement QinQ  to pass  more then 1 vlan thru I have 2  remote sites which is connected via  L2 service provider Vlan 1000 At this stage i've manage to get vlan 10 to work using dot1q tunnel , due to new business r...

Hi,I have  corporate office in which number of vlans are running 3.i.E Vlan200,Vlan10 and vlan 20.we have branch office in which we took a layer 2 vpn connectivity from our ISP.I want that my branch office will be the part of vlan 200 how i accomplis...

I have looked all over the Inet, here and CCO and cannot find how to read a Cisco routing table.  Does anyone have a good link to this so I can learn more?Thanks!!                   Mamu

Hi, Hoping someone can provide some best practice advice on an ISP / MPLS network setup (For one POP)Hardware I was considering:2 x 7200's w/G1 or G2  (PE's)2 x 6500's  (P's) 7200's + 6500's would be connected (physically) in a full mesh Both 7200's ...

I have a Cisco 1841 running 12.4(24)T8 receiving a DHCPv6 address from Comcast.Basic config is:fa0/0 (WAN -> Comcast modem) ipv6 address dhcp ipv6 enable ipv6 traffic-filter wan-in in ipv6 traffic-filter wan-out out ipv6 verify unicast reverse-path i...

Hi community, I'm having this situation where we are migrating from a 7500 router to an ASR1004. The 7500 is working perfectly and establishing all of it's adjacencies with no problem whatsoever, but when we change the router to an ASR1004 we are exp...

                   Need to back up of the IOS images of these devices ACE,Firewall,ISE,ACS, Is similar to Router and switch or its different. Please share the  Back up of IOS image command for the Above devices..               Explanation of commands...