Switching

Dears, I faced a strange problem yesterday,This all was working fine and the next day morning begninnig of the day all stopped suddenly,  PROBLEM: I m having 1 trunk link connected from Core 6800 SUP 2T to UCS fabric interconnect and i was not able t...

When trying to provision a 3650 into plug and play, I am receiving the following error: Failed health check since device is stuck in non-terminal state CERTIFICATE_INSTALL_REQUESTED for more than threshold time: 0 hours, 16 minutes, 0 seconds.This oc...

Hello Guys,                In case of the need to configure  DHCP snooping protection feature on a switch, you'll need to trust the switch port where the DHCP offer message "DHCP server port" will be sent as a trust port.that about the case in which ...

We have a SG200-26 without POE. I have 1 device that needs POE so I purchased a inline POE adapter and installed between the switch and the device.  I think something in this switch does not like an inline POE adapter between the switch and the devic...

Hello,Deployed Radius M$ NPS service on CISCO devices. The AAA configuration (is default as usual). First to check for radius reachability, and then if the both radius servers is unavailable check in LOCAL db.The main concern is what to do if the com...

I would really like to know why packet loss happens before congestion in shallow buffers and why congestion happens before packet loss in deep buffers. I would really appreciate if you could explain to me as easily as possible :)  

I need simple techincal support as per following ScenarioOur existing site contains Cisco Switch C3750G-12S-S, whereas our new site is composed of 2 Nodes. Node 1 has 3 Stackable switches and Node 2 has 4 Stackable Switches.  Both Nodes shall be conn...

Hi all, Ok I have a small issue that I hope all your smart brians can solve for me. :)  I am setting up a linux jump stations that has to be used for connection to our switches etc, instead of direct access to things. I am setting up a records for al...

I really don't have a clue on this so i hope someone could help me understand why. i have a 4510 sup7e connected with single mode fiber to a 3850 using 10 gig with 10GBase-LR optics. The issue I had was the port would go offline into err-disabled bec...

I am working on updating our QoS settings and recently noticed one of our backup data centers had never had it activated. The switch is a 4948 with 2 x 10GE uplink interfaces, running IOS 15.0(2)SG11. The first thing I noticed is that this is much mo...

I am looking at switch specs. What specifically does PPS mean and how do you come to the throughput Gbps on say for example a 48 ports switch? If a 48 ports switch has 1 Gig interfaces and up and down combined would yield 96 Gbps is this correct? Can...

Good afternoon.I recently transitioned from EIGRP hello and hold timers to BFD. I am new to BFD and am having trouble keeping BFD from bouncing when something is connected to my vlan interface. If I strictly run the configuration below without anythi...

As per attached jpg...please help how can i achieve this by using ACL or what are the way to acheive this scenario.