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I have a Cisco WS-CE520-8PC-K9 that goes through initial setup just fine all the way until the SYS LED is solid green but as soon as I connect it to my router with any of the 8 ports the AMBER led is solid and I can't log into the switch in any way. ...

HI - Try to implement MacSec manual mode between 2 x c3850 as shown below. Topology: c3850-G1/1/1 ---macsec-- c3850-G1/1/1 interface GigabitEthernet1/1/1 switchport access vlan 123 switchport mode access cts manual sap pmk 123 mode-list gcm-encrypt T...

TCAM by Level 1
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  • 3 replies
  • 0 Helpful votes

HelloI'm trying to get IP Source Guard working on a cisco Instant Access client switch (parent switch ios is s2t54-ipservicesk9-mz.SPA.152-1.SY1a.bin) DHCP snooping is enabled and I can see the binding ok but when I enable "ip verify source vlan dhcp...

We had an issue where an inter vlan data transfer crashed the network. Our rotuing is being done on a pair of 4506s which serve as our core with a mix of HSRP and VRRP. We initiated a data transfer from a host on vlan 110 (subnet 10.100.110.0/24) t...

Hello Cisco Support Community, I am currently studying for my CCENT exam, and have a question that I haven't been able to find the answer to quite yet. Do each host within a VLAN connect with a physical link to the switch's interface?  Or is this int...

Hello, I´ve got little problem. I need to connect 2 subnets together with multiuser. I saw lot of videos how to do that but nothing works. Please help me!  There are some tutorials that I saw:  http://www.examtut.com/2013/10/cisco-packet-tracer-mult...

tom-j0001 by Level 1
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  • 1 replies
  • 0 Helpful votes

This morning I had a customer network down due to a network loop, it turned out that the loop was caused by a single switch port were an AP1242 was connected to. I discovered that the AP went down during the night due to the failure of the power supp...

Hi all,  I have a 3945e router running Version 15.4(3)M5, RELEASE SOFTWARE (fc1).  Yesterday I attempted the deploy of a ehwic-4esg in this router and received the following from sh diag: WIC Slot 1: UNKNOWN PCB Serial Number : FOC194881CC Hardware R...

I was trying to build a small office network  with 2 multilayer  HP 1920-24g switches  and Cisco 5505 ASA with SECPLUS license.  I finally came up with something that works, although I realize that solution may be suboptimal. My goal was to achieve ...

Hello Guys We are having issue after upgrading the ISP link from 40mbps to 100 mbps checking on speed test website getting only 35 to 45 mbps max download speed however ISP confirmed form there side (testing directly from their link after router) tha...

dnsroot13 by Level 1
  • 3194 Views
  • 7 replies
  • 0 Helpful votes
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