Switching

Hi,does anybody know how I can run point-to-point and point-to-multipoint l2 tunnels over an ip backbone based on Cat68K without MPLS?Afaik L2TP isn't supported.I found some information about "Layer 2 over Multipoint GRE" but I cannot estimate if tha...

Hello,Recently one of our 3750 switches crushed 3  times during 2 hours with the following syslog messages:                04:21 PM             (switch-name)                  Alert      98: 00:01:39:                04:21 PM             (switch-name) ...

Could you explain  please  reason  first  ACL,log unreach.No log key  in ACL, switch has a lot of VLAN with ACL in. Packets Received by Packet QueueQueue Total 5 sec avg 1 min avg 5 min avg 1 hour avg---------------------- --------------- --------- -...

I am about to replace my distribution switches supervisor engine with VS-S720 engines. The modules came with s2t54-advipservicesk9-mz.SPA.151-2.SY2.bin image installed. I was wondering if there is a boot image compatible with this code or does the Un...

Hello all. I have a 2811 with a Cisco-installed 64MB compact flash card installed. It's not enough to install CallManager Express. We are in a pinch and need a bigger card fast. We tried using a Transcend 256MB compact flash card (not Cicso-approved ...

Hi Guys,I'm trying to implement policy based routing with ip sla tracking but can't find the  verify-availability option in our C4510R+E with SUP7-E. Is it available in 4510R switches?Thanks in Advance,Chandimal

Hello all, I have a large corporate campus that we are imminently implementing QoS on.  I would like to maintain as much of the SRND AutoQoS 4 settings as possible.  I have placed the following configs into the supervisors and it takes the config.  I...

We have SSH configured on our Switch's.Is there a work around for CNA,since it needs HTTP/HTTPS to connect?Thanks. 

Hello I have a vlan he following configinterface Vlan505  description NetworkServices  no shutdown  no ip redirects  ip address 10.0.52.3/24  no ip port-unreachable  ip router eigrp My-EIGRP  ip passive-interface eigrp My-EIGRP  ip pim sparse-mode  h...

the Goal i'm trying to achieve is having a Cisco outer 2801 (which is the internet ip: 75.150.67.105) open a port 3001 tcp to give  internet to another cisco device with a IP of 172.16.8.240 interface FastEthernet0/0 ip address 75.150.67.105 255.255....

Hi there, I am having some issue with SVI ACLs on Cat 6500. I am not able to see ACL being hit on match. Probably I am missing something. Any suggestion would be appreciated.The ACL is applied inbound on the SVI interface. I tested port 80 and 443 ac...

So I'm creating a stack w/ 3 2960x units, 2 WS-C2960X-48TD-L switches and 1 WS-C2960X-48LPD-L.  Doing a "sh license" and they all have the lan base license like I expected, but I am able to issue a "ip routing" command and have confirmed intervlan ro...