Switching

I have Brocade ICX 7450 layer 3 Switch connected to cisco Router 811, from local PC in the switch I can’t access the internet, from the PC I can successfully ping the public IP address at the Router ? Any help will be highly appreciated;  the main pr...

Hi All, I've got an issue I am looking to better understand. I've got a pair of 4500-X in VSS as a network core and a pair of N5K-5672 for top of rack. The 5K's are VPCd together and there is a pair links in vPC/Port-channel from each 5K to the 4500-...

Hi, We are in the process of installing a bunch of Cisco AP2802I-B-K9 Access Points.  When we did the first one as a test, the antennas would not activate because they weren't getting enough power from the switch.  The switches are 3750X switches.  W...

Hi all, I have a question that may seem dumb to the engineers in this forum.  However, but if possible do answer.... In below topology i have to make PC0 should not communicate with PC1 and PC2 should not communicate with PC3. But PC2 should talk t...

Dear Friends, Hello First of all, sorry for my weak English! I've got a Cisco 887va-K9 and I want to connect it to my ISP (A1-Austria) with the credential they gave me. (I am sure that my username and password are correct. I already connected to in...

we have a old Nexus 5010 running version 5.0(3)N1(1)it is in a franckenblock(like frankenstein) ie . we bought the parts and create our own system design before VCE was created. He have since bought VCE Vblock for our production sites. we use the fra...

Hi, I have plenty of servers connected to three layer2 switches, all of them are connected to native Vlan 1 on these switches. They are all communicating purely layer2. (No SVI's in the switches). I am planning to change the IP addresses of all of ...

I have some older switches that I want to upgrade the IOS on.  The first switch I performed a reset on it and then uploaded the new firmware using Device Manager.  After the upgrade finished, I am able to connect to the Device Manager of the Switch b...

Is there any IOS for Cisco 3850 switches to support PGM multicast? Future release?

We have a particular switch stack consisting of three 3750Xs.  Recently, I tried to boot to an older ios (it was already in flash) on the whole stack.  After I issued the command and reloaded, the master switch powered down and wouldn't power back up...

I have a couple of  Nexus  N2K-B22HP-P in an HP C7000 chassis   with a HP Integrity   blades.  The blade comes with  4 Nics   but from  the N5548 On only see  1 nic visible from the network  as anybody come across this issue. Fex Port State Fabric Po...