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Hi, Dont know if anyone can help. I've set up RADIUS authentication on a test switch and started implementing it in the live environment. We're using an windows NPS server for the authentication part which works well. Although I am a little confused ...

Jay_F by Level 1
  • 5967 Views
  • 17 replies
  • 0 Helpful votes

Hello, I'm wondering if anybody has any information about the following scenario: We're trying to implement VSS between 2 catalyst 6500.Each catalyst 6500 will have dual 2T supervisors, so, in total we would have 4 supervisors. Question is: is it req...

Hi All I am looking at setting up private vlans for my DMZ so hosts cannot talk directly to each other, they only need to talk to the firewall. We have a HA firewall and 2 switches, each firewall connects to a separate switch, and the switches have a...

best effort                       service level that provides basic connectivity without differenatationCAR                                 service level that provides preferred handlinghard QoS                         service level that provides res...

jonk34567 by Level 4
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  • 1 replies
  • 0 Helpful votes

Hi   I have a Port Channel with 2 interfaces linked to it , All with input errors that has started recently, Cisco have advised  it is jumbo packets causing the error as the port-channel and interface are all set with MTU 1500. I believe it is Vlan t...

FraserC17 by Level 1
  • 314 Views
  • 0 replies
  • 0 Helpful votes

Hello,   i have a little issue with configuration "ip dhcp snooping" on a C9300-48T. When I configure "ip dhcp snooping trust" on interface (single interface and etherchannel) i see this notification- "%PARSER-5-HIDDEN: Warning!!! ' ip dhcp snooping ...

ZdenekF by Level 1
  • 400 Views
  • 0 replies
  • 0 Helpful votes

Hi All,   I need to block internet & internet of one particular user so how can we block this communication i only have mac information of this user. I have L3 switch WS-C3850-12XS so is there any kind of filtering option so we can enable it on L3 sw...

yogesh1 by Level 1
  • 1137 Views
  • 4 replies
  • 0 Helpful votes

we're using WLC 5500 (7.0.98.0) currently running 3 existing WLAN A, B, C are working fine. Now I created a new WLAN follow exactly the config in Interface and WLAN(with correct vlan id and new interface), I can also see the broadcast SSID but I cann...

Hi    I am facing a problem in saving configuration in cisco 2960x. LHR-RHQ-LG-SW#wr Building configuration... mifs[11]: Error writing sector 35 error 3   nv_done: unable to open "flash:/config.text.new"mifs[11]: Error writing sector 35 error 3   nv_...

Haroon321 by Level 1
  • 702 Views
  • 2 replies
  • 0 Helpful votes

Hi. I hope someone can help with this. Here's a summary of my configuration   MX64 Firewall IP Address: 10.10.10.254 /24 VLAN1: 10.10.10.10 VLAN2: 192.168.10.10 VLAN3: 172.16.10.10   MX64 Interfaces: Port 1: vlan1 access Port 2: vlan1 access Port 3: ...

Resolved! vlan creation

hi, what does happen behind the scene when a vlan is created in a switch ? 1) a CAM table is created for the vlan ? so in the internal storage is there one CAM table with a column vlan OR in the internal storage is there one CAM table for each vlan ?...

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