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Forum Posts
Hi, how can I find, what is wrong with my network?My topology is with access Cisco switches, distribution switches and Cisco core switches but the Cisco core switches they are in stack.And everything was fine..Now we migrated old core Cisco switches...
Dear,At our data center, we have a new pair of N9K's in a vpc domain, both connecting two downstream FEX switches in straight-through fashion. My concern doesn't relate to the downstream fabric extenders however, but mainly towards the vpc domain. Wh...
KABZ1016#sh run | i ntp ntp source Vlan260 ntp server 10.162.251.72 ntp server 10.162.251.71 KABZ1016# KABZ1016#sh ntp status Clock is unsynchronized, stratum 16, no reference clock nominal freq is 250.0000 Hz, actual freq is 250.0000 Hz, precision...
Hi All, Currently I am working on a project where are using Cisco PVST for our different VLANs that are 175 --- Management 176 --- PAGA SYSTEM 177 --- CCTV System 178 --- ACS System 179 --- TEL We are having a situation from where two cables a...
Hi, please any one can tell,will stp helps in detecting layes 3 loops.... Thanks
Spoiler (Highlight to read) Hi Guys, Router is having strange issue, it reboots automatically. here below attached crash info. please help to solve the issue CMD: 'sh int GigabitEthernet0/1' 09:04:57 IST Wed Mar 14 2018CMD: 'sh ip eigrp neighbo...
Hi All, we had a 3000 lines of ACL that is applied to the interface , CPU on the switch spiking to 100% and i see below logs on the switch. CPU seems to 100% for most of the time , for temporary fix we removed the acl which bought down the CPU...
I realize this question seems to have been asked a number of times, but I haven't found a satisfying answer or one that I understand. I've read so much, but I'm still very confused. My question is, what constitutes congestion on a link that causes QO...
I am currently doing a course in which we must put in a wireless router an only allow the devices to access the router at certain times, the rest of our topology is working pretty good. But the main problem is that on the GUI in the WRT300N it simply...
Resolved! Collisions domain
Hello everyone on a question ccna I found different answers and I noticed there is too much confusion seems that the answer is subjective …… If I have two switches connected in the same broadcast domain then switch A link switch B we have 3 hosts con...
My client has asked me to run rapid spanning tree on his cisco switches. The first one is a WS-CS2960G-24TC-L running 12.2(25)SED and C2960-LANBASEK9-M.The second one is also a WS-C2960G-24TC-L running 12.2(35)SE5 and C2960-LANBASE-M. The only confi...
Hi, I have tried googling for answers but failed to find helpful ones. Currently, I have 2 x 6509 running on VSS. I am using VS-S720-10G-3C supervisor modules on these 6509. I am looking for steps to upgrade my these modules to VS-S720-10-3CXL. ...
We setup two n7K as core switches in our network. We configure VPc peer link as well successfully. We are using mgmt interface of supervisors as a peer keep alive interface in management vrf Nexus 7009 vpc is now up and keep alive link is also workin...
Hello everyone, There is any way to disable NAT on WRT300N in Packet Tracer? Thanks in advance
Hi guys, I have installed CCP v 2.8 and also flash player v29 active x. when I want to run my CCP, It always shows "Adobe Flash Player is required to run Cisco Configuration Professional. You do not have Adobe Flash Player installed in your system. E...
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