Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from Monday, February 2, 2026, through Friday, February 20, 2026. Our colleagues Amruta Navadagi, Anaya Kalawat, and Mohammad Mehtabuddin will be waiting to assist you...
Hi, i configure a SG500x-48-P Gigabit Switch. Now i'd like to connect the switch with glasfibre to our internal Network. Whenever i put the SFP-Modul (SFP-10G-SR) to XG1 or XG2 shows no reaction. The status led doesn't work and port is allready dow...
Hi - Have a 385048T with a 4GB module installed. One Fibre SFP is never recognised in port G2/1/3. Same SFP works in port G2/1/4 (a Cisco 100MbaseFX SFP) and is shown in "show inventory"as being present. We've replace the SFP, the 4Gb port modul...
I have a switch configured with 802.1x and MAB authentication. I have enabled MAB on ports where devices don't support 802.1x with supplicant and x.509 certificates. However the switch some times fails to learn the MAC address of the devices that are...
Can two Cisco L2 switches (one managed by us - other one managed by client) use different L2 vlans numbers in between the access link to connect and pass traffic?
I have a basic question that I hope I can get some assistance for. I have two Cisco 3650 switches that I want to create two vlans on and configure two separate VLANS with no iprouting between the two. The first one will be on second floor with EdgeRo...
Hi all,we have 2901 router and we installed HWIC-4ESW on slot 0 .the card is shown on command ""show inventory"" but it is not shown on command ""show run "" so i can not configure it.the ios on router >>>>>Cisco IOS Software, C2900 Software (C2900-U...
im hoping i can get some direction with my issue. i have installed 4 ie 2000 switches two 4 port, one 8 port and one 16 port. my four port switches are working fine with the fiber uplink but my 8 and 16 port swithces dont seam to get any uplink activ...
Has anyone got a template to use for a Cisco 800 router that will be configured with BGP on the WAN side and 192.168.10.0/30 on the LAN side. LAN just needs to get out to the BGP network via NAT. Anything appreciated. Regards,
Hi Guys, I have a request to propagate one VLAN (multicast enabled) around an underground REP ring. is there any concerns with multicast and REP . Is this going to be an issue? Any advice on this would be great. Thanks
Hello, Hope someone can help, I have two switches at two different datacenters. I was told by the ISP that they have a connection through their network called a layer 2 lan extension. The ends of this lan extension are connected to switch A at dc...
Hello! I'm trying to make the NTP synchronisation work by the management interface and vrf. Here's my config that does not work: It doesn't even seem to get started at all... clock protocol ntp vdc 1ip access-list copp-system-acl-ntp 10 permit ...
Hi I have bought 2 used Catalyst 3560CG-8PC-S for Training. One of them show me follow Message in a Loop PCIE0: link is NOT up.--------------CPU's PCIe SDR Registers--------------------PE_DLPSET = 00401000PE_UTLSET1 = 00000000PE_UTLSET2 = 0101000...
good afternoon, (sorry my ingles)I need to configure two routes for connect two places, but I would like that the network been the same. Gateway 1: 192.168.0.1 (stay in network 1) Network 1: 192.168.0.0/22 Router 1: f0/0 192.168.0.2 s0/0 10.10.10....
can static route be applied for an single ip address. (g.m)# ip route 10.1.1.4 255.255.255.0 fa 0/0
Hi ALL, We have a 7K Core1 & Core2 and several access switches 3750X. These access switches connect to the Core1 & Core 2 by port-channel for redundancy & speed by Multimode Fiber cablings. We now run new Single fiber cabling to replace these Multi...
