Hey all. Would like to share an issue and see if anyone else has had this issue and could shed some light on a possible fix. Got a WS-C2960X-48FPD-L switch that is failing to load iOS c2960x-universalk9-mz.152-5b.E.bin We have this iOS image runn...
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Hello All, I am going to configure 2 Cisco 6807 XL core switches in VSS.. My questions are: 1- I read alot that SSO is coming pre configured on 6807 XL ? 2- In my enviorment there is no requirement for routing protocols like OSPF-EIGRP etc its simp...
Hi all! I have created seral port extender over IP based on Cisco 28xx routers and HWIC-1T + CAB-SS-232FC/MT cables pair. Here is a picture of my network setup BSTUN protocol is used in asynchronous mode (yes, I need async). I took this Cisco's sampl...
I have a router running IOS 12.2, setup with enable & telnet access. However, I'm getting prompted for a level 15 username+password when I try to access it with Cisco Network Assistant, and the credentials I use for telnet access are not working with...
We have a pair of Nexus 5672UPs that occasionally experience packet losses, especially when backups are taking place to devices connected to these switches. I've made a list of what devices are using what ASIC. Is there any easy way to see if any one...
I have a nexus 9000 how can I automatically do a backup using the ftp. This is the ftp: copy running-config ftp://10.154.5.21/CRRHR-CORE-PRI.txt But I would to do that automatically
i try to ping a server hostabc, hostabc ip address is 10.128.*.*, now when i ping the host, it says reply from 192.168.20.5,destination host not reachable, anyone know the reason?
Resolved! L3 Switch Vlan complete isolation
I have a L3 switch used with three vlans. I need to ensure that traffic from each valn including broadcast, multicast should not cross each other. My objective is all three vlans should be 100% isolated. Traffic from one vlan should never enter anoth...
Hi Friends, I hate the fact that I have weak memory and keep forgetting important information as I have read QoS multiple times but since I don't work with it a lot I keep forgetting it :( Anyway, I have a Network Consist of Cisco Layer 2 Industrial ...
Hello, I have a problem wherebye an ICMP ping packet with size 1496 and the df-bit set is not being dropped as it passes through a layer 2 switch with the MTU set at 1490. If I set the icmp packet size to 1497, then the packet is dropped as I wou...
Resolved! ASA Failover
Hello, I am planning on configuring a pair of ASAs with FO(Failover) and wanted to find out if the pair will appear as one device. Meaning will I be able to manage the two devices by SSH'ng into each one of them or I will only be able to SSH into ...
hi Team, Please help me to know why below command leads to high cpu. access-list 115 deny tcp any any log
Dear All, I need assistance please. In fact, i'm planning an upgrade on a Catalyst 4503-E by replacing the existing module WS-X4712-SFP-E with the new one WS-X4724-SFP-E. Is there any action that need to be takken to avoid interruption in the produ...
Hello, I would need your help to solve one doubt with the power supplies that appears for one switch WS-C2960XR-24TS-I that one technician has installed but as soon as I get into the switch, I checked if the switch has the 2 PS but I can see only o...
Hello everyone I believe there might be a bug in the Cisco Learning Labs VTP Lab (I went beyond the scope of the lab after finishing), but I wanted to verify my thoughts with everyone before moving on with filing documentation of the issue to assure ...
