I am trying to prevent rogue dhcp request from bringing down my network. My dhcp servers are not local to the network But helpers/proxy over the firewalls and local core to a real dhcp servers at our data center. Core is layer three ... dhcp serve...
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Forum Posts
Resolved! two same scopes
Hi, this is just an inquiry, not much of an urgent issue. I was once interviewed by one of the network admins before and my question was like this. Is it possible to communicate 2 networks or 2 sites linked via MPLS or SSVPN. In Site1 the scope of LA...
Resolved! Do not work port PoE Router 891
Hi I configure router 891, it has PoE ports but when I connecte Access-Point, iphone or Camara for Security does not work. The configuration on port is interface gi1 description *** HOST *** switchport mode access switchport access vlan 10 spanni...
Greeting All, I have a open discussion with my team, we are trying to figure out, how to populate layer 3 vlan into layer 2 environment. i have 1 server switch that connected directly to Cat 6500 distribution switch, and cat 6500 connected to Nexus 7...
Hello, i m looking for a emi image for my switch. All the links at cisco for this switch not exists more. Thomas
Resolved! High CPU Utilization on C3750X-24P
I'm having high cpu utilization on c3750x-24p reaching to 73%. I found out that process xdr mcast shows highest at 45%. How can I tackle to resolve this issue? Thanks, Dani
I'm using a public wifi, which requires a user ID/password, I already know switch IP and router IP, how would I know the AP and wireless LAN controller IP address?
Hello i am having ntp sync issue between catalyst switch and nexus 5k which is running as ntp server catalyst switch is not able to take ntp from 5k when i use the source as 5k loopback , if i use svi its working ,any idea what could be the issue as ...
Resolved! IOS version change send to phone
I would like if any one change the IOS version of switch, It will send alert to my phone as SMS or phone me, how can this be done? in "show ver", I can't see the old version number, how would I see the old version number?
Need recommendation for small business poe switch for 4 to 8 users... And you can advise on the ip phones models for this kind of deployment
Resolved! Tag for Route-Maps
I was working on CCNP Route-Maps using Tag project and had the attached design to work on. I was able to add tags on the fly while doing the following: Right side R4 is OSPF 1 and left R2 is RIP routers while middle ones distributing. So I was able ...
Resolved! 2960C 8-port gbic no workie
We bought the 2960C 8-port as shown here: We bought the GBIC as recommended by Cisco, plugged it in, noticed it didn't go orange in the web interface, but it doesn't appear to be getting connectivity to the switch immediately above it in the rack. ...
I was given a 2911 Router with a SM-ES2-24 Service Module. When I attempt to session to the SM, it is asking me for a username/password. How do I delete the configuration of the SM?
Hi, I have a strange issue with my cisco 3750 stack. I have a cisco ASA 5540 pair connected to both swicthes in stack (primary to switch1 and secondary to switch2) and this is stack is connected to by core switches. One of the switch has a strange i...
Hi guys, Simple question, what is the difference between X2-10GB-SR v01/v02/v03/v04 ect ??? Thanks !
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