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...
Forum Posts
Dear All,Need assistant for below question.-When doing traceroute from A location, the traceroute result has reached destination ip, why it still continue until hops 30 ?-But, when doing traceroute from B location, the traceroute result to the same d...
I read few threads about this issue, hovewer there is no sollution that works for me. I can ping both 10.0.0.13 or 10.0.0.14, management vlan works fine on copper, DHCP works on Fa 0/23. Not working: device that try to connect to AP çan't aquire IP a...
I am connected to an access switch. It has 4 Ethernet runs to our 2 Core switches. 2 go to CoreA and are port channeled, and 2 go to Core B and are also port channeled. We are preparing to go to VSS with these Cores and it was my intention to kill...
Resolved! Service Policy on VLAN Interface
Hi All. I'd like to change the dscp on some network management traffic (ie. ssh, ntp). SSH and NTP are already in the ACL I have applied "in" on the VLAN interface. I'd like to leave ssh and ntp in the existing ACL, but create another ACL with onl...
Resolved! Connecting 2248TP-E to 93180YC-EX
Dear All, I realize there are already a few threads on this topic, sorry to be adding another. Q1: I've read the excellent FEX Support Matrix for N9k, but I'm unclear which ports on the 93180YC-EX are supported for fabric links down to the 2248TP...
Resolved! Why do I need explicit vlans configured for switches not connected directly to end devices?
Hi everyone, I was looking through a packet tracer lab (troubleshooting w/ vlans), and I was perplexed as to why I needed to configure specific access vlans (in this case, 10, 20, and 30) on a switch that was only connected to other switches by trunk...
Hi I have a home network up and running well that uses a Cisco 1801.I am just trying to increase my understanding of some it's config and I'm confused by ACLs on a VLAN interface.Ok so I 'be the router' and imagine packets flowing to me and from meI ...
Ok so I cannot figure this out at all and would like to understand what's going on. This is on a Cisco 7600 platform. Router B has an uplink to Router A via TenGig3/1. The path to get to 10.251.197.10/24 goes through this link. RouterB#sh ip ro...
Hello, I started the upgrade of our Prime Infrastructure 3.2 server (running on a VM) to 3.4 using the Upgrade Bundle. I started it from the VMware console, but it seems to be stuck on/after "Stage 7 of 7: Re-enabling Database Settings..." I got the ...
Resolved! Nexus 5548, Windows SCCM PXE Boot
Hey Guy, I'm trying to use Microsoft Configuration Manager to image my machines using PXE boot. My DHCP server is a different Windows 2012 R2 server. I'm trying to advertise my SCCM server as a PXE boot point, and all the documentation I could f...
i have a 3750 switch i keep getting errors when i try to ssh into it. looking at config has crypto pki trustpoint tp-self-signed created but doesnt have a crypto pki certificate chain tp-self-signed-xxxxxx section at all. its missing. is this what...
I am doing a small IPv6 stateless dhcp lab. But the client does not receive IP. The configuration is as follows: DHCP server: ipv6 unicast-routing int lo0 ipv6 enable ipv6 add 2001:111::1:1:1:1/128 int e0/0 ipv6 enable ipv6 add 2001:10::1/...
Two 4500x devices are in VSS. secondary device is in standby mode..after taking console it shows standby after hostname into brackets. this standby mode doesn't allow to configure device like primary.... unlike in cisco stack device if we connect ...
Hi Everyone, I'm trying to verify the presence of an external Compact Flash slot on the Sup2T (VS-S2T-10G) as I don’t have one in front of me, and I found the following module installation guide which seems to suggest that it has a PCMCIA slot - S...
Resolved! DATA Centre Switch
Hi, I have N7K-C7010 with N7K-F248XP-25E and wanted to connect N2K-C2232TM-E-10GE, N2K-C2232PP-10GE & N2K-C2248TP-1GE and I read that I can, just wanted to know if I am using L3 Ent License on N7K so do I need any license for running Fex fabric on...
