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
Hi all!Can anybody say what actually "ip bootp server" command do? Documentation doesn't say nothing concrete about it.All around say that I must disable this service on router for security reasons, but when I do "no ip bootp server" what router func...
Hello. We have ISG (Cisco ASR 1002-X) with IP subscriber sessions and RADIUS. I need to mark (DSCP) IP-packets of certain subscribers. For ISG with PPP sessions I can use cisco-avpair = "ip:sub-qos-policy-in/out" and this works properly. How c...
We are seeing a limitation with netflow on 7ks risky to do 1:1 flows and TAC Cisco sees enabling 1 out of 1 sampling rate as a risk and they say it is not recommended (CPU spike etc) on 7ks and its not recommended , we have been testing it on severa...
Resolved! Same interface in multiple OSPF process
Dear All,Can i have same network statement under different OSPF process on the same router? Will the router accept it?Regards,
Is it possible to capture other people's wireless packets? Because compared to wire packets, wireless packets are just flying around right? If possible, how can I capture? Also how can I prevent other people capturing my wireless packets?
I'll get straight to the point: I started out preparing for the CCIE-SP by creating a solid ESXi lab --- with plenty of resources for at least 10-20 CSR1000vs and at least 10 IOS-XRv or so. All was working great and everything operational using dot...
I can't get this description that put below, please explain what will happen if we have an arp entry so we know what is the mac address of a specific IP but we don't have the cam entry, so we don't know what interface we should go to reach that MAC? ...
Resolved! Trunk Ports - 2960
I am having a difficult time attempting to figure out why my trunk ports are not working on the Gig ports. I can get a trunk port setup on ports 1-24 but when i attempt to create the trunks on the Gig ports I get no connectivity. I see it is relate...
I have an issue when I connect a Tablet to a Docking Station to a Cisco 7911 Phone that is then connected to a LAN Switch port. The LAN Switch port is configured with Port Security and a MAC address limit of 5.What is happening in some situations is ...
Resolved! Cannot multicast across routers
Hello everyone, I'm in trouble with multicast. Topology is DC (Data center routers) connected via /30 with Core connected via /30 with access switch. All of them are 6500 and, as you can imagine, DC is an access layer too, only it connects servers. M...
I have a C3850 that has Multiple VLANs on it. I need it to become the Gateway Router between the VLANs to the Firewall. Ive done this on Several of the SG300/SG500 units, though not on the C3850. Its running 15.2 (Which I cannot Change) Below...
Does anyone know of a good document explaining the pros and cons of using a switch stack and a chassis?Thanks
Resolved! Unable to access server on a different VLAN and unable to translate my private IP add into public
Hello everyone. Could someone please help me figure out why I can't access my web servers on a different VLAN. I have built a new network, but I'm still in the learning process. I can ping all my devices on the same and different VLANs (private addre...
Hi all, so I got a cisco router 880, which I wanna configure to get access to its network via vpn , and also configuring remote desktop connection to one of the server in my LAN from home. I tried a lot of combines, and i admit I m not that good ...
I have a second-hand Catalyst 3550 which I am having trouble connecting to with a console cable. Please bear with me, I'm very new to this. I know similar things have come up before but I haven't had any joy. I'm using PuTTY on a Windows 10 laptop wi...
