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hi all ,i have the following senario .The cat 5 cables coming out of RJ 45 wall oulet are connected to pc's.but their are issues with connectivity . how do i test if their is a layer one problem or above layer problems.plz suggest me some testers so ...

Hello, I'm a networking student starting to learn all the in and outs of STP and am a bit confused after reading my textbook. I understand that root ports are specified on each bridge/switch as the port with the least cost path to the root bridge/swi...

jmmusbach by Level 1
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I'm trying to connect a access switch to our core switches. From what I have read, GLC-SX gbics can go a distance of 1800 feet using 50 micron multi-mode fiber. I can't cover this distance with GLC-SX gbics because we have a connecting segment that i...

Hi There,We currently have dual-homed 2148's to 5010's and are now looking to add another pair of 2148's as single homed to provide vPC connectivity to dual attached Servers as below.5010-A ----------------- 5010-B   |                             |  ...

Jim Bell by Level 1
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We have 4 switches WS-C3750G-48TS (PowerPC405) with IOS (C3750-IPBASE-M), Version 12.2(35)SE5,  configured in a stack.Now we need these switches to support BGP4 and WCCP v2.Can I upgrade only two switches to EMI IOS and leave another two switches to ...

Hi,I have to configure two Cisco 3925 routers using OSPF. I have defined three different processes in order to isolate dome internal LANs from others. In order to share routes the routers are connected to each other via 172.17.1.x network beloging to...

radugpopa by Level 1
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Hi there,I'm configuring the AP801 integrated into ISR 860W. Via CLI everything's fine, but if i connect thru http, the browser opens the page, i'm asked for credentials, and then i land to a blank page where ther's just an "Enter" button that does n...

Hi all, can anyone tell me what this first command will do ? I have included some of the other config for ref track 114 ip route 0.0.0.0 0.0.0.0 reachability!!!!interface FastEthernet0/0 description ## ## ip address 10.119.29.1 255.255.255.0 load-int...

hi, I need to know what happend in the follow condition:VSS between 2 6509 through one port-channel with a unique link.The line card turn powerdown, so the vss link was broken. In this situation both VSS appears ACTIVE(local), so if we change the con...

We are monitoring vlan traffic on our core switch and sending it to an appliance. We have the following:vlan 10 - workstationvlan 20 - wan vlan (goes to another site)Two questions:Does the TX only option capture packets when a packet is traversing th...

I am trying to configure qos on my cisco switch for voice traffic. I have managed to setup voice vlans ok on my ports like the followinginterface FastEthernet0/3 switchport trunk native vlan 10 switchport trunk allowed vlan 10,20 switchport mode trun...

Hi folksPlease can you tell me the  advantage and the disadvantage for the Attached Diagram,i m running VSS so no STP Concern2)what if no VSS in place how the stp behave3)if we use 10 gb  as uplink ,the MMF should have specific specification?