Switching

two Data Center and one office all interconnected with dual links (internally) and one ISP at the Data Centers only. Office's ISP access goes through DC1's ISP. What'd you recommend as far as OSPF design? Should I have a single area zero ? We do not...

Can someone point me to a good cisco document explaining the operation of this or maybe summarize how of the Ternary CAM works? I've been doing some searchs on the internet and more of the information i'm finding is making me more confused.Thanks

I needed to limit traffic on an Ethernet connection coming from another agency so I only saw the IP addresses I wanted.  I put an inbound ACL on the interface on my 3750.  Now I want to verify the ACL effectiveness, so I spanned traffic from that por...

Hi, I want to configure one router with a backup interface and the problem is that the router don´t permit me to configure HSRP !This is the primary interface configuration:interface GigabitEthernet0/0 description ### Trunk ## backup interface Gigabi...

Hallo!I am a realy newone @cisco.I own Cisco ASA 5505.We have one UTP Ethernet cable (RJ45) witch handles three IP adreses. One adress is fot IP telephony, second one for computer network and third is reserved for our public WEBserver, but it is no a...

hi,I have a problem with a Cisco based WIFI mesh and CAPWAP/LWAPP network.Scenario 1:Huawei Core switch and a mix of 3com and Dlink switches. Cisco controller, Mesh outdoor and LWAPP indoor 1130 access points were all working when management Vlan is ...

hi! I'm trying to configure DHCP snooping in our edge switches.In my core sw, i've issue the global command "ip dhcp snooping". In the edge switch, i've issued 2 global commands "ip dhcp snooping vlan 2-4069" n"ip dhcp snooping". In the edge switch's...

I'm trying to convert our network to dynamic routes using ospf, as it's all static routes at the moment (in excess of 600 devices, all statically routed!!!!).Anyway, I'm having to keep service up whilst I'm doing this so I am going to have to have bo...

Hi All,I have a problem regarding port channel bit rate. The bit rate number showed using show interface port-channel command is different with what my bandwidth monitoring server shows.Below is the log:CG-GW-01#sh int port-channel 2 | in bits  5 min...

I have a client who has 6 switches currently configured on their local LAN. One switch which is a Catalyst 2950 has the Device Manager loaded, and when you access the site using the IP address by the URL http://206.x.x.x it brings up the switch Web G...

I have found a lot of documentation that would alow a router to be a dns server.   The command to turn on the server is "ip dns server"   This command does not exist in the IOS version I am running.  I am running the following c3640-i-mz.124-25b.bini...

Hello,I am a bit of a newby to this and I have just ran into a somewhat of a curious question and a bit odd.  I do apologize if this is  very simple question and I am just not as sharp as I should be.So on a switch, on a enabled fast Ethernet interfa...