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 folks,it looks that if I specify the incoming interface for the EIGRP updates then the filter does not longer work, see router 7 under section "router eigrp"If I don't specify the interface everything works perfectly.Topology:R8---R7---R3Relevant ...
I am trying to connect a SF200-48 switch via Mini-GBIC MGBLX1 fibre module to a Cisco 3750 switch with a GLC-SX-MM fibre module installed both running a 1000 Mbps. When connected together they do not enable. Are there compatibility restrictions or ...
i have a branch located in one of the regional location. To connect my branch with my company network. i have taken mpls line from our service provider.In my branch office i have installed a layer 3 switch. Since we want to segregate my lan. we have ...
Hi!We are currently redesugnen our core networks, and we will have 2 pair of VSS systems.Our Datacenter is located on 2 sites. We will have our VSS placed so that the active half of VSS will be palced on site 1 and the passiv half on site 2.The probl...
HelloWe have 2 datacenters witch 2 Nexus 7000 in each one. Both NX7000 on the same DataCenter have 4x10G links (Channel 1). There's also a VPC betwen DataCenters witch another 4 x 10G links.NEXUS 1 ----- NEXUS 3| | | | \ / | | | || | |...
I'm reading the IOS 15.0 documentation for the VSS configuration. There are 2 ways to do the Dual Active Detection PAgP and Fast Hello. The documentation doesn't go into the pro's and con's of either one. Does anyone have experience with this and pre...
I have 2 networks with numerous overlapping subnets on each side. We have Nat translations and overloads and DNS entries limping it along until we can clear all of the overlaps and start routing between the two. We are setting up the Cisco Agent desk...
6513 had the UPS on one of the power supplies removed. The secondary PS remained up, but the system crashed. The power usage isn't at a level where the system couldn't handle the load. It shows redundant, but it isn't on this output.The other odd thi...
I get this on the fiber SFP port:GigabitEthernet0/1 is standby mode, line protocol is down (disabled) And I found some info that says I just need to reboot it with the SFP plugged in:> As far as I remember, you should insert SFP and then reload switc...
I am trying to replace my 2800 series router with a new 2900 series router. The 2800 is running 12.4(25f), and the 2900 is running 15.2(2)T.Why, if I place any kind of access list on the local interface, do I loose my EIGRP relationship? For exampl...
Hello everyone,Please assist me with configuring a working route between two subnets (172.28.0.0/16 and 192.168.0.0/24) on a Cisco Catalyst 2960-S.Problem: The subnet 172.28.0.0/16 is on VLAN 40 and the clients on this subnet have to access a preconf...
Hi folks,I have an issue with a Cisco 857w. When I connect on via SDM I get a message saying "SDM has detected enabled debugs on the router. Because debugs degrade the performance of the router and of SDM, it is recommended that they be disabled". ...
dear all how i can resolve flapping link problemwhen i put terminal monitor command this appear each time new port connected 00:49:41: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet4/0/7, changed state to down00:49:4...
Hi,Does anyone know if one can use a Vacl to monitor network traffic on a nexus 3064 much like you can on the 6500s? If so, any performance tradeoffs or caveats to be aware of?
Hi all, I'm having some weird power issues with PoE after removing a member switch from a switch stack. I made sure the stacking cables were tight, unplugged all four switches, brought them up one by one, and the master switch (the top/first switch) ...
