Hello, I have two stacked 3750 switches, each with a 10G module. The stack keeps generating the following log:"%PLATFORM_SM10G-6-LINK_UP: The FRULink 10G Service Module (C3KX-SM-10G) communication has been established."I’m not sure which switch the i...
OK, so I realized the switches in our stack are numbered wrong, with 1 and 2 backwards, and 3 being okay.I wanted to do a "switch 1 renumber 2 command", and got a warning saying "Changing the switch number may result in a configuration change for tha...
Hi!I need to configure 2 Nexus 9K with vPC at aggregation layer. These two switches are distant (500 m) and I need to provide high availability (no single point of failure) to the peer-keepalive link. As recommended by Cisco I create a dedicated VRF ...
Hi,I have an Arista DCS-7050TX-64 and Cisco Switch 3850 24X UPOE and a simple trunk configuration does not work.Port light is steady green and recognizes when port is shutdown so not Layer 1 problem, but more than that, there's nothing happening.When...
Hello Experts, I have noticed that interface VLAN doesn't come up till the time I configure one of the switch port as access with VLAN = i/f VLAN & connect one end device like PC through it. I have two switched connected as below: switch#1 --------- ...
Hi fast-convergence am i right we use this command on vpc when link between peers flapped, i searched a few links especially on cisco website.and also found this.Fast Convergence is used when the peer-link flaps. When the peer-link flaps, the seconda...
I need to find the default gateway for the pc's and the switches (for uni). I have done the pc's as they were pretty simple. As this is a .pka task file i did not setup any of the network. I have run the following commands to see if i could find it o...
hello to everyone I am pretty confused about MSTP multiple regions. Why do we use multiple regions in MSTP? What is the requirement for? IS it good to do in order to bring load balancing in LAN switching? what is the disadvantage of using MSTP mult...
I"m having an issue and Cisco has "looked" at this issue and they think it might be a bug in the IOS but I'm not so sure. I have a redundant Core and Distro layer using Nexus 9332's and 93180's respectfully. I have set up HSRP on the Core's with a...
Hello everyone,In a remote office, I replaced the rack with 2 new C9200L-48P-4G switches (installed version: Cupertino 17.9.5 (MD), the latest available).We already have many Catalyst 9200 switches in production with this release, but only on this ne...
Hi, hoping someone can help with this irritating problem I've got! My current office has 5 x Cisco 3650 switches stacked together (via stacking module) that services what I will call Office-A. I need to connect these via OM4 MM fiber cable to a new f...
Hello I need some help. I have a Cisco C2960X switch and a Quatech ESE-100D serial server and cant seem to get them to connect. below is my config. My computer is plugged into port 28 and ip set to 192.168.10.2 and the Quatech serial server is plugge...
If i can stack 3 meraki switches MS 225 & MS 210 series of switches in 1 bundle? Will the switch management IP address be 1 single ip address for the stacked switch or 3 different ip address for each stacked members? What is the case for Cisco 9300...
Hi, we've got a Cisco 3650 and 2960 (both with 24 ports + 4 sfp) interconnected via an ethernet cable (all ports are 1Gb) because no one had purchased the required Gbic modules. Now I've been given a Startech SFP+ 10 Gb Twinax Cable which does not se...
I have 6 IE3300 as access switches in a ring and configured with RSPAN and IE4010(In HSRP) acting as core Switches, I have sniffer connected on both IE4010 switches, but not getting data in sniffer. I believe RSPAN support in Ring/REP topology, any s...
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