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
Hello, We have a 3750 stack and an ip on it when we MTR to that ip we dont see any packet loss but once we get past that to a server for example connected directly to that 3750 we are seing packet loss of around 10% on the 3750. There are no CRC erro...
May 29 07:48:12.726: %MAC_MOVE-SW1_SP-4-NOTIF: Host 0ccb.85b4.e093 in vlan 172 is flapping between port Po696 and port Po10May 30 04:45:51.056: %MAC_MOVE-SW1_SP-4-NOTIF: Host 2c33.6157.0be5 in vlan 172 is flapping between port Po696 and port Po9May 3...
Does Nexus 3172PQ support both PTP (G.8275.1) Telecom Boundary clock and PTP transparent clock? Thanks
Resolved! c9407 Line Card Swap, reload required?
Hi all,I need to swap out two x 1Gb 48port SFP line cards with two x 1Gb 48port RJ45 line cards. The chassis in question is the sole point of connectivity for our DNAC cluster, hopefully one day DNAC will evolve to allowing location of at least one c...
Hello all, I was hoping someone could help with my network. I'm currently using Packet Tracer. After subnetting, I'm able to ping each PC under the same router but not another PC under a different router. Router 0 and Router 1 both have a static rout...
Trying to find a 3D CAD model (.stp file is fine, any dumb solid model works) for WS-C3650 series of switches. Tech support basically said they couldn't help me and to contact a partner which was not very helpful, hoping someone here can point me in ...
I have a device , a MS Surface tablet with a docking station that could get DHCP info with valid IP and gateway, etc, but would not ping anything on the docking station ethernet port, but would get an IP and surf with it's wifi and with a USB to ethe...
Hi Guys, I'm looking for a guidance setup between my 3 Customers' VLANs and my building network on nexus7k/9k with VRF leaking . CustomerA: VLAN10: 10.10.10.0/24 CustomerB: VLAN20: 10.10.20.0/24 CustomerC: VLAN30: 10.10.30.0/24 My main bu...
Resolved! WAN to LAN
Hi,Is it possible to combine tWAN ports on Cisco ISR to work as LAN?
Hi we are having issue in configuring QOS markings and prioritization on our 4500-x Core switches. Please see below configurations: access-list 100 permit eigrp any any!class-map match-any EIGRP_TRAFFIC match access-group 100!policy-map EIGRP_POLICY ...
Resolved! Cisco Catalyst 4948 Question
Hello,We have an old Catalyst 4948 and I'm testing the ports on it and am a little confused. Can I use the last four ports on the face-plate (Gi1/45 - Gi1/48)? Whenever I plug in an Ethernet cable into the last four ports, there isn't a light indicat...
Hi guys,My port-channel (gi0/47, gi0/48) of 2960 switch connected to a stacked 3750 (contain 02 switches stacked, on 1/0/24 and 2/0/24). Sometimes the 2960 switch is suspended (I have to restart it to make it works), on the 3750 I see the log like th...
Can we add secondary power supply in running core switch having model--9500-16x-a or we will have to power off the switch--9500-16x-a?
I have a stack of 3, with 2 as the Master.I'm required to take out the current master.My goal is to renumber/prioritize the switch stack and schedule it to reload overnight prior to hardware removal, to prevent the switch from reloading when I physic...
I'm working on a network design for a large University residential facility. I need to know the maximum noise level of a 9407R with two 3.2kw power supplies installed. The startup noise level. The data sheet only states 60dB at 50% load, which doesn...
