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Cisco Community - Lab Series

Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...

IPS Signature Issue

Hi guys, I'd like to configure IPS signature to my router. with initially set my interface s0/0/0 as "ip ips iosipsin" but then the result is  %IPS *******************************************************************%IPS The signature package is missi...

Resolved! Version about Switch

Hi everyone   I have a problem about switch's version.That's below: there are three version about switch: Everest-16.6 Denali-16.3 3 Whether there are some different about them?  

Resolved! key chain ,md5 authentication in ospf

Hi every bodyCan we use key chain with ospf for md5 authenticatin?My book shows an example of using key chain with eigrp for md5 autentication. I am just wondering if the same is possible for ospf.thanks

sarahr202 by • Level 5
  • 17581 Views
  • 6 replies
  • 0 Helpful votes

Resolved! WS-C3650-24TS and GLC-GE-100FX problem

I will try to connect two WS-C3650-24TS switches with GLC-GE-100FX SFP modules. Link is up. Packet is outcome from one interface, but do not come to another interface. Test with ping. The settings on both switches are the same.   Switch Ports Model  ...

dmtt by • Level 1
  • 2255 Views
  • 9 replies
  • 0 Helpful votes

Resolved! Cisco device Licenses and Images

Good Afternoon,   I have a question regarding just a basic understanding of Cisco Images and licenses - I know that a device will need to have an image which needs to be pre loaded onto the device before it can start working in the correct manner.   ...

cknox1 by • Level 1
  • 1912 Views
  • 6 replies
  • 0 Helpful votes

Resolved! LACP interoperability with nexus 9000v

Hi, I'm facing a issue in lacp with nexus 9000v and vIOSLACP doesn't work at all.What I observe is that Nexus use destination mac address 00:01:02:03:04:05 for LACP packet.On the RFC, this should be 01:80:c2:00:00:02 ( and that's the address used by ...

Resolved! DNS-based routing on static routes

Hello, I was wondering, if it is considered at any time soon or at some point in future to introduce DNS-based routing on Cisco Routers/ASAs? Instead of using a destination's IP Address, is it possible to use its DNS entry on a static route? [Similar...

Netmart by • Level 3
  • 4076 Views
  • 3 replies
  • 0 Helpful votes

Resolved! newbie fiber question

I've only dealt with fiber in labs, never on the job, so I'm not a newbie in general, but a newbie to fiber.  I'm hoping I'm just making some easily correctable rookie mistake here   Our LAN has two network closets, about 75 meters apart.  We've used...

Resolved! Which Switch required

Hello Experts, I need to build a small infrastructure for around 100 employees. so decided to have edge switch 9300 series with mGig/PoE to connect servers and APs.   Shall I also build a stack of 9300 series SWs in core or it supports only layer 2 ?...

Resolved! Cisco 3750G TCAM Utilization

Hello experts,We are having strange behavior on one of our networks, it seems related to mac address table and ip arp table but we are not sure yet. This is a stack of 3750G, they have the L3 routing and the stp root role. The stack is composed by th...

Cisco 2821 Hanged

Dears, i need help in tracing out what caused the router 2821 to hang, attached is two logs collected   one before the router hanged was taken on 21feb2018, second , after hanging , log taken after restart. is any one can check and let me what caused...

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