Assuming you are a network consultant hired by a small business to verify why their new office in Allen, TX seems to be having connectivity problems. According to the site manager, out of 20 employees, only Jack Brickson connects to the internet. You...
Forum Posts
I'm working on a system that employs (2) IE5000 switches to connect (2) comm rooms. I have a server on each side of the system that uses multicast packets to communicate with other devices on the network. The issue I'm running into is I cannot seem t...
I have a Catalyst 2960-X 48FPS-L with an uplink in port 52 using a tranciever module which is connected using an ethernet cable to a Catalyst 2960G on port 4. The link has been working for a few weeks, however today it went down. Both ports show th...
Hi There, We are planning for a back to back vPC between 5k (Downstream) and 9k (Upstream), with this we have some physical constraints and we are unable to have the same physical connectivityThe query is on N9K1 we have connection coming to downstr...
Hi, i have SFP 1000BaseLX SFP (PID-GLC-LH-SMD) which is inserted on WS-C3560CX port, i want to use this SFP to interconnect switch WS-C3560CX and WS-C4506-E port module WS-X4712-SFP+E, could you please confirm if SFP 1000BaseLX is supported on modul...
hi Guys, quick question. can i use the the configure vPC on the 40/100g ports of nexys 3172TQ-XL
Hello all, I am looking for some information on some Catalyst 1000 Series Switch Visio stencils. Any help is appreciated!
Hello Experts, is WS-C3850-24XS already EoS? If yes then which is the replacement product? Thanks in advance
Resolved! Inter-VLAN Multicast routing in multiple switch environment over trunk issue at end switch
Hi Everone,i'm not very experienced in Multicast routing , i would appreciate your help in below issue that i'm facing,here is my setup,Cisco-6509E with few VLAN , Multicast Stream source are present on VLAN3 ,Cisco 6509E ---> port channel Trunk (2 S...
Hello, Which method is the preferred method when connecting uplinks between the distribution and core layers? Is ECMP (L3 individual links) preferred over L3-MEC? The distribution and core layers are configured in VSS. Thanks in advance. Best, ~zK...
Hello im new in packtet tracer and English is not my first language. My packet tracer is 2019 version and I put down a server. i wanna go into services in the server for TFTP, but there are only two tabs like programming and desktop. Is there any go...
Resolved! vlan double tagging
Hello guys, Two questions: 1) double-tagging work in one direction What would be the reason of performing this type of attack ? DoS? 2) Works when attackers pc is connected a switch port that resides in the same VLAN as the native VLAN of the tr...
Hello all, So I know with the Cat 9500 and 9300 it's a global config "system MTU xxxx" and this sets all interfaces to the new MTU. We are having issues of slowness to the VMware servers and in between servers. They are connected via 10G ports, pin...
Resolved! Catalyst 9200 QoS
Dear Friends, i trying to test qos based on vlan on the C9200L-48T-4X with iosxe version 16.9.3. First i created this schemeHypervisor 1 <> Switch <> Hypervisor 2, then i set marking settings on the hypervisors.Next step for test i enable autocos on ...
In the past on any Cisco switch I have worked with- all ports have always been configured by default as ACCESS and have stayed that way. Unless you wanted to create a VLAN trunk, then you had to manually change the port to be a TRUNK port. What I ...
