Switching

Hello, I am very new to all of this and I am currently doing the ccna training and I was asked to download gns3 for practice but that I needed to download an ios image of some suggested routers since I don't have the physical devices at the moment. I...

Hello -  We have a segment of our network which is mostly 3750 Switches ios 12.2.55SE8.  Servers establish a TCP bind with clients across a WAN to receive COMM traffic.  During MCaffee security scanning of our network we consistently see loss of conn...

Hi guys , I have this reules applied on WAN router ports :policy-map QoS class RTP  priority percent 5  set dscp ef class VoiceSignaling  bandwidth percent 2  set dscp cs3 class class-default  set ip precedence 0  fair-queuepolicy-map SHAPE_16M class...

Hello experts,We just got a fresh new 6880-X-LE unit (2 x - 16P10G + SUP) . The 4 fans in the fan tray are very noisy (really much more than our 6506-E unit) and seem to never reduce their RPM for more than few seconds (~ 2/3 seconds). We've already ...

Hello, Im having a problem setting EPC3825 to work as wireless repeater in my network. Im using another ECP3825 as DHCP server, but havent yet been able to figure out how to set up another one to work as repeater. Is it possible and if is are there a...

Hello, I am building a network environment where we have VOIP on VLAN 20 and Data on VLAN 30.  Then I have a router on a stick virtual interface configuration which needs to then route to an ASA which stands in front of the WAN.  The router I am work...

Hello All,The following link state the interface and modules for Cisco 4000 series Router.http://www.cisco.com/c/en/us/products/routers/4000-series-integrated-services-routers-isr/relevant-interfaces-and-modules.html How do I categorise each of the c...

Hi all,the "Unknown protocol drops" are increasing fast at our WAN Router...This is my setup: 3925 GigabitEthernet0/0/0 <--> 6504VSS Gig1/3/44 connected directly with a optical fibre patch (multimode LC).3925:interface GigabitEthernet0/0/0 descriptio...

can you use SVI with onboard ethernet interfaces on the 3945 NPE 150.Can you use the interfaces as trunk interfaces and then use a "interface vlan xxx" or are you required to simply use sub interfaces for VLAN support?Hoping to use SVIs instead of su...

/Hi All,In a lab I have 2 cisco routers 800 series /871 , two dedicated internet lines from ISP, and two LANs each connected to a switch.Router's WAN port is connected to ISP line and vLan1 is connected to LAN's Switch.Although end target was the VPN...

I have a Cisco 8945 at home (Internet provided via Cable modem), and it had been working just fine. I have now found that the PC port on the phone will not pass data to my PC.  I know the cabling is all correct, I can actually go into the Cisco phone...

Hello Everyone, I am a rookie Engineer and I am trying not to make a mess of anything. Shortly we will be shutting down our NORTH building and we will be moving to our EAST building. I am wondering if anyone can suggest the best approach of doing thi...