Hi. I'm working on getting things setup with my 3750. I'm a total noob, so forgive my ignorance but I've hit a new stumbling block. I wanted to take the config I got from show running-config and make some changes then paste it back in. So I copie...
Forum Posts
Hi!I bought a Catalyst 3750-E WS-C3750E-48TD-S from eBay for $25. I was actually at their warehouse picking up a printer and saw it sitting there and figured hell, 48 gig ports for $25? Heck yea lol. I know jack about Cisco though, I've never touched...
How can I emulate switch in GNS3 for learning purposes to practice building real lab for CCNA/CCNP certifications. I love GNS3- it is a great tool which can run real Router IOS, but still limitation for learning switching functionalities. Please up...
Resolved! Nexus 5k (5548) logging to logflash
I'm looking to setup logflash on a 5548 but having difficulty finding proper documentation. I have found a few threads/documents that show that it's likely possible. I also see output from 'show logging' mentioning it's currently disabled due to lack...
Resolved! Nessus Discovery Scan Vlan IPs
I have to perform a Nessus Discovery scan on our network devices. On our Catalyst 9300 switch I don't get results back from the Vlan IP addresses however, I do get responses from the devices on each Vlan. I am also not using "ip routing" so, I am try...
Hi everyone, to prioritize port 22 traffic(to avoid congestion) is the below sufficient? Or it is needed to be added bandwidth allocation like # bandwidth 50; # police 200000 conform-action transmit etc? I mean does the switch prioritize packets base...
Resolved! ping 8.8.8.8 What is the source IP?
Switch is using a loopback IP and multiple VLANs.All VLANs are pingable as next hops.If ping to an external DNS, what is the source IP?
Hey everyone!I'm quite lost, First of all I really don't understand why are the mibs in IOS are so much less in quantity then in the NXOS.But leave that, Using the Cisco site to locate what mibs are located on my version of the switch, and I find th...
"We have purchased 15 Cisco Catalyst 1000 switches, and all of them are exhibiting a variety of strange issues. Despite the switches and interfaces being up and running, the LED indicators are not functioning as expected. Additionally, when connectin...
Hello,The 3750 series Catalyst switch in our lab has five ports that are up and four of them are in forwarding state with their LED lights blinking green. One port (Gi1/0/7) is blinking amber and is not forwarding although it is up. Output for sh ip ...
I've been reading that for RSTP the UplinkFast and BackBoneFast features are taken care in the standard IEEE specification by default, but while reading through the specification I see that the Port Information State Machine has a state now for handl...
Hello,I have a standard base imaged layer-2 switch that has a default gateway configured (no ip routing), but host routes seem to be learning a different next-hop address (which is a firewall interface):SLHC3551#sh ip def172.21.64.254SLHC3551#SLHC355...
Hello,i'm experiencing an odd behavior from a C9500-24YC stack (SVL) running 17.9.4a firmware version. The stack acts as a gateway for VLAN 1 (192.168.10.17). When i try to ping another client within the same VLAN the ping does not work. Below you ca...
hi. I bought switch cisco c9200l 48port E. then i want to configure this devic. device show me a error. the error switch show me is "smart_lic-3-comm_failed communications failure with the cisco smart license utility (cslu) | unable to resolve ...". ...
Hi everyone, I am currently struggling at having my radius server working on my Nexus 5548.To make it short and clear (hopefully) :The internal core network is made up of a bunch of Nexus 7k with out of band management through vlan interfaces and a d...
