Hi,I am looking for ways to secure the access layer. So far, I have port-sec, DTP disabled, unused ports shut, and other ports in a vlan that is not trunked.Obvioulsy, spoofing MAC's to overcome Port-sec is not that difficult, so what else can be don...
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Forum Posts
Can we configure "COPP profile strict" on nexus 7k in live production network, can it cause any kind of interruption/outage in network?Sent from Cisco Technical Support Android App
Hi,We are in the process of installing the Nexus 5k and 2K switches and i had a question regarding airflow.The Nexus 2248TP is standard airflow - will the switch ports and server nic be aligned?We will be installing the Nexus 5k in...
Resolved! Problem with trunk on 1921
Hello! Im having some issues with a trunk that originates from an WS-C2960G-8TC-L to an CISCO1921/K9. The native VLAN seems to work fine but the other VLANs on the trunk cant be reached. I have created a VLAN interface on the 2960 with an IP address ...
Good morning,I have been assigned the task of mapping and documenting our network, unfortunately there is no existing documentation or mapping....big surprise.In any case we currently have 10 3750G's situated in 3 locations within our plant. Each gr...
Hi thereWe have recently had an issue on the network, we have a cisco 3560X switch which connects to our 6509e core at 1 gig, and then also to a 100meg wan link.We had qos enabled on the switch, priority queue and mls qos trust dscp command was set o...
Hi Team,Our access layer switch Cisco-2960 (WS-C2960S-48FPS-L) is connected to distribution layer switch Cisco-4506 (WS-C4506-E) over Port-Channel1 with two member trunk ports Gig0/1 and Gig0/2. > The issue is, when "power inline auto" is enabled on...
Resolved! 6513 ipv6 ospf authentication
Hi,I am looking for information about which version of IOS has the IPV6 OSPF neighbor authentication functionality. We are currently running 12.2-18.sxf14
Hi Allour customer has a 6500 ( non E ) core switch with the following configuration:--- ----- -------------------------------------- ------------------ ----------- 7 5 Supervisor Engine 720 10GE (Active) VS-S720-10G SAL14491Z9C 8 ...
Resolved! Problem with demo license for 2911
Good time of day. Could you help me please with next situation:I have router 2911 pid:CISCO2911/K9 sn: FCZ154270EW and i need to get demo license.I entered the wrong PID and now i can not generate correct license for my router.Please help ...
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Hi All,I recently installed an IP-PBX phone system behind a 887VA as per attached image but I now have two issues. Firstly I’m unable to manage the IP-PBX device either locally (LAN) or remotely (WAN). I can ping the IP-PBX device from within the ro...
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Hello everyone,I don't understand how to use the outside zone with Cisco ASA5505. If I create a vlan for my modem, and an other for my LAN, I lose Internet access.I saw in every manual / tutorial that it is better to have 2 distinct vlans for modem's...
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