Does any one of you ever saw a single MAC address showing up on multiple VLANs?Here is an example:USPA833COREA_C2#sh mac address-table address 001a.64c8.b31aLegend: * - primary entry age - seconds since last seen n/a - not available vl...
Hi Experts,I need to configure these qos settings in a C2960Sinterface range GigabitEthernet1/0/1 - 48priority-queue outservice-policy input QoS_Standardsrr-queue bandwidth share 10 30 6 54How I calculate the buffer allocation needed?mls qos queue-se...
Hi all,we have upgrade our bandwidth to 256KB,i wan to check that is has been done or not...or how much bandwidth we has been allocated from ISP.we have CISCO 2621 (2-Fast-Ethernet).is there any tool available or we can check by using any command in ...
I have a basic funamental question that I can just not get my head around?!!-On a layer 2 switch, frames are forwarded based on MAC addresses. However if you do a SPAN/Packet trace, you can see IP addresses going to and from the ports. I know switche...
What are Bridged ACLs ?? Is it also called as VLAN ACL (VACL) ?? Or is it also called as vlan-maps ????I am just confused what those three actually are.Someone pls help to make me understand what they means in short.Is bridged ACL can be applied on b...
Dear Friend,I have problem in BGP network. Currently we have two ISP and both ISP terminated on two other router. Both routers are iBGP peer .Due to some performance issue we did AS-prepending on ISPA and set local preference for ISPB. This scenario ...
Hi there,I'm trying to upgrade the IOS on a 6500 Sup-720 and I'm getting an error I haven't seen before. Has anyone seen this:Loading s72033-advipservicesk9_wan-mz.122-33.SXI3.bin from 10.9.0.81 (via Vlan2): !%Error writing sup-bootdisk:/s72033-advi...
I am trying to update a switch I bought to the latest IOS using the Cisco Network Assistant but the it is failing becasue it's saying I dont have the space.In the CLI I get,Switch#dir all-filesystemsDirectory of flash:/ 2 -rwx 109 Mar 01...
Hello,I have read a lot on forums about L2 vs L3 switches and L3 switches vs routers. However didn't get the point when to use L2 and when L3 while building a network. And what roles they used for.It will be great if you could help me with that,
Hi dearI have a ring of cisco 2900 switches.Any switches in my ring has many trunk port.two for other ring switches and others are for my customers.vlans in customer trunk port are limited .but my customers can see my vlan database and i don't want ...
Hello,I have 1841 router with Gigabit Ethernet HWIC with One SFP Slot installed in it and connected via SX Multimode cable to 2950 switch. I have 5 VLans in trunk. The question is what will be the speed rate between VLans - 1 Gbps or less?The case:Po...
We have a fairly standard RPVST+ spanning tree topology over a number of Catalyst switches (3560 and 2960 mainly). We have some behaviour that we consider strange on only one VLAN. All VLANs have the same root apart from two (504 & 505). These connec...
HiCan anyone explain why when I do a sho mac addr table on cisco switch I have static entries associated with a switchport, usually these are dynamic.We have basic port-security to limit amount of devices on that port to 4 at the minute we have 2(pho...
Hello;In our environment we use 2 x 6509 with VSS configuration. On vmware machine we 've eight gigabit ethernets. So we connect each four ethernet to one chasis to create MEC.According the design document on vmware side we connect 8 eth to one virt...
Hello all.I have a c3560 that on Port 1 I can not get any device to talk to the DHCP server.Previously there was a client connected to this port however over the weekend he stated he lost connectivity.In my troubleshooting I have connected that clien...
