Switching

HI All,We have got 2 5548 & had asked our support partners to configure the switches in Active/Active mode, when in am checking the HSRP details now, it is showing as Active on 1 5548 & Standby on the other. Is there some config mistake?I want the co...

I would like to know why Cat3550 SVI's mac address is always same.For example if I configure interface vlan1 and vlan2.mac address is same as like 000d.bdfc.xxxxBut Cat3750 is different, each SVI has unique mac address.Best Regards,

For example,  When router A sends a packet to its next hop router B, router A will send the packet and encapsulate it in a frame with destination MAC address of router B (checking its ARP table). When router  B receives the frame, it will directly de...

Is there anywhere I can find an example topology for a full business network?

Can someone help me understand what the heck I’m doing wrong?!?   I go to configure (2) WS-C3850-48T’s in a stack.   I want Switch_A to be “primary” so I power it up first, verify OS version and licensing after POST, initialize the switch (“switch 1 ...

Hello Dears any one can tell me the procedures of signing switch certificate from Microsoft CA. as the configuration of this part is not clear in the configuration guides. This is because I need to cover the vulnerabilities regarding the switch certi...

Hi ,We have recently implemented Nexus 5K switches in our datacenterGetting Packet Drops for 5K Nexus connected Servers. We tried to isolate the issue ,perform the fllowing steps ,but NO luck.1. shut down the port E1/1 on nexus 5K1 and tested.2. shut...

Hello,    I need to simulate a high latency connection.  Is there a way in IOS or NX-OS through an interface config or otherwise to inject latency into a path?  For example, add 100ms of latency to any packets that hit traverse interface gi0/0?   I k...

Hi All, i made the mistake of typing "sh" on the port channel (used to do "sh" as a short command for SHOW on HP but this is actually SHUTDOWN on Cisco.)   so after I did the "no shut" to bring the port-channel back up, it would not come back.   BTW,...