I would think the answer to this is pretty simple, but I can't confirm. At one of our remote locations, we have a layer 3 switch (Cisco 3850) that has a DHCP pool configured for our IP phones. However, on the VLAN interface for the phone VLAN, we a...
Hello, I don't know why this switch seems so hard to find information for. I was told my TAC to upgrade from code 3.6.3 to 3.6.6E for a WS-C3650-48PS. However I am having issues getting this exact switch to show up. How do I ensure I find th...
Hi,I'm running into a problem with the CPU-utilization of the SP on two cat6500's with Sup720-3B running 12.2(33)SXI5. The average load on this processor had rissen from 40% to 60% within one month. We did not make any significant changes to the netw...
Dears,, how to renew all DHCP lease on Cisco routercommand plz
Hello, I just inherited a Cisco network several months ago and found a few issues that I thought would be easy to resolve. It's actually giving me some grief since I've not had much exposure to network configs. Currently our WLAN is isolated so tha...
Hello Community, During commissioning of the above switch I discovered that fiber SFP’s (GLC-LH-SM) do not have links. While the Cat6 SFP’s are readily recognized by each of the switch’s 12 ports, I cannot make fiber ones to communicate with a remote...
I read this article all the time and see have trouble understanding it. https://www.cisco.com/c/en/us/support/docs/ip/ip-routing/118997-technote-nexus-00.html I have two Nexus 5000's in vPC mode. They have northbound vPCs to Cat9500. The Nexus sw...
Hi, Can I configure an etherchannel with LACP on Cisco 6509 with 2 different cards : WS-X6516A-GBIC and WS-X6724-SFP ? What are the restrictions ? Thanks for your help.
I have a modem with IPv4 and IPv6 configurations. And in my Cisco BRAS iOS server have a IPv6 configurations. My topoly is BRAS server(DHCPv4 adn DHCPv6 server) --> L2 cisco switch --> Modem I am configuring the modem like tagging WAN and I can...
Hi, I just enabled the log keyword on an access list in my Cisco ASAX 5525 as such below..., access-list Outside_access_in extended permit ip any any log Can someone tell me if there is a way to see specific hit to this access list statement or...
I just configure one router interface with new network IP, My router have EIGRP configured. How to add new network id into my EIGRP . Because i was no seen my new network in EIGRP under "Routing for Networks". Note : I am just started learn CCNA.
Hello everyone! I'm just starting to play with a Cisco 2821 router for a home lab, but I can't make give access to clients located on it's LAN port. The router is attached to a DSL modem on my home LAN, and is set as DMZ unit on the modem setting...
Hi community, My switch WS3850-24XS-S can't power on after remove from the stack. The switch only boot when I connect the stack cables (power and data) or when I connect the second power supply. I want to power on my switch standalone without stack...
Hello everybody, i want to ask if it possible to have a vtp pruning but always must be together two VLANs for example i have VLANs 1-100 and i want the VLAN 2 always present and the other 99 VLANs with pruning and only when aktiv are
