I am leaving in a year and our group wants options as to what to do in the future with our current pair of 6509s setup in VSS. We currently use a Sup 720 10G in each chassis and I know that going to 40Gb interfaces requires the 2T sup at least and wa...
Hi, during testing of broadcast storm control on Cisco 2960 Switch our SSH access gets blocked, console access is working; We use Packet Flooder with 7 % bandwidth config and target the IP of the switch we testing;> > both switches are connected over...
Dear Cisco Community,hope this message finds you well.I have one network scenario in my lab,Router 1: 10.100.30.5/24, Router 2: 10.30.60.1/24Cisco Switch with following VLAN's:VLAN 2:192.168.2.1/24, VLAN 3:192.168.3.1/24Computer and other peripherals...
I have a connection to Microsoft Azure via Megaport. Megaport asked me a question if my device i.e. 3850 is capable of QnQ tunneling and I know it is capable of QnQ tunneling. My inner vlan 901Outer Vlan 999 Switch : 3850it holds the L3 configuratio...
I have an ISR 2921Upgrading the IOS to c2900-universalk9-mz.SPA.157-3.M8.binsh run | inc bootboot-start-markerboot system flash:c2900-universalk9-mz.SPA.157-3.M8.binboot-end-marker How do I find the bootvar to check if the right IOS is going to loadR...
I'm taking Cisco CCNA classes at college and I purchased some routers and switches on ebay. I have three 2911 routers and I've been trying to configure some simple networks same as you would in packet tracer. The configurations I'm using work fine in...
Hi all, I have a 9372 with the following issue. One of the inteface from my port-channel is in (suspended(no LACP PDUs)) Eth1/3 connected trunk full 10G 10Gbase-SR Eth1/4 suspended trunk full auto 10Gbase-SR ! i...
When will Cisco release the IOS release 15 for Catalyst 3560CG? We need it because of the critical voice feature (authentication event server dead action authorize voice) for 802.1x.Actually only release 12.2(55)EX3 is available for the 3560CG-8PC-S ...
Hello everyone, I am having a problem on site that I am hoping the community can provide some insight/ideas on what could be the problem. Currently, there are some NVX endpoints that act as video receivers and receive video streams from a transmitter...
Hi everyone, i am new to cisco technology. i am try to configure port security on a cisco switch sg250 using putty. But i keep getting an error of "% Wrong number of parameters or invalid range, size or characters entered" when i entered "switchport ...
hi guys, there are 2 types of Ethernet framing: 802.3 and Ethernet II. according to cisco "Ethernet II is the Ethernet frame format used in TCP/IP networks." So what about the 802.3 Frame ? I'm nor really able to find any explanation.... Thank you...
hi,Need help to upgrade into 9.3(7a) , As we dont have proper MOP in organization
Hello,i have two ie5000 switch located in the same cabinet,these two switches are connected through sfp fiber .these two switches are getting very hot and the sfp port transceiver temperature that connect these two switches reach 88.6 c.then one of t...
Hi,How arp protocol work.can anyone give a brief about the packet flow of it.Is arp & ARPA the same ???
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