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Stacked switches and teamed NICs

Hi all,I have two 9200 switches stacked and would like to connect teamed nic ports of a server. I have the interfaces configured in LaCP and on the server side also I have teamed ports using LaCP . The issue is that one nic card is showing 1G speed w...

Ranjita by • Level 1
  • 1960 Views
  • 16 replies
  • 0 Helpful votes

IGMP and link-local multicast

We currently have 1 VLAN that BIAMP and Crestron equipment live on and both sending Multicast traffic. All Multicast traffic that is in the 239.0.0.0 – 239.255.255.255 is traversing as expected however there are BIAMP and some Crestron endpoints that...

IE 4000 TSN Configuration

HelloWe purchased the IE-4000-8GT4G-E for the purpose of testing TSN capabilities. Now the documentation tells me I need the Central Network Controller software (CNC) for creating the TSN schedules needed for deterministic data transfer. But I cant s...

T.Mueller by • Level 1
  • 2634 Views
  • 9 replies
  • 0 Helpful votes

Resolved! Route IGMP link-local groups

There are two VLANs in network:VLAN 30: 192.168.1.0/24VLAN 40: 192.168.2.0/24A IGMP multicast group 224.0.0.251 is used for devices in both VLANs.I try to configure the router to enable the multicast routing, but it seems the router cannot join that ...

Unable to Join AP to WLC - unsupported AP?

I am in the process of updating my companies switches. We currently have 6 AP's AIR-CAP2702E-A-K9I am running the WLC off of a C9120AXI-B, running 17.6.4I can see my AIR-CAP2702E-A-K9 in the WLC, under join statistics and it even has an IP address, h...

Resolved! Cleaning Cisco 9200 Flash

I am upgrading my Cisco 9200 switches to cat9k_lite_iosxe.17.06.03.SPA.bin, but on some of the switches I do have issues with space on my switch flashescisco C9200L-48P-4G (ARM64) processor with 519552K/3071K bytes of memory.Processor board ID JAE231...

KoosG by • Level 1
  • 4557 Views
  • 2 replies
  • 0 Helpful votes

ASR9001-RP

I have the below log in ASR9001:LC/0/0/CPU0:Mar 17 16:18:47.788 UTC: prm_server_ty[307]: %PLATFORM-NP-3-ECC : prm_ser_check: Completed NP fast reset to successfully recover from soft error on NP 1.  No further corrective action is required.LC/0/0/CPU...

Resolved! 802.1X and DHCP

Hi!I have a problem with understanding, how  802.1x works with DHCP.As far i know, 802.1X port allows only EAPOL traffic, before authentication is complete.For example, i connected my workstation with Windows  to 802.1X port.During startup process, W...

Resolved! QEMU/KVM: Telnet session into Nexus 9000v VM hangs

Hi Cisco folks,                    I'm attempting to experiment with the Nexus 9000v KVM virtual switch switch and I obtained the image from here. I've attempted to following the instruction below section NX-OSv 9000 Deployment on KVM/QEMU Hypervisor...

Syd by • Level 1
  • 652 Views
  • 1 replies
  • 0 Helpful votes

Resolved! port-channel, sfp issue?

Hello,Wanting to ask the great wisdom of this group regarding an port-channel question.Have 2 3750x switches I'm trying to create a port channel between.    interface GigabitEthernet1/1/1 switchport trunk encapsulation dot1q switchport mode trunk ...

Vendor options in DHCP

Hi,I have been asked if I can replace Windows DHCP with a DHCP server running on a Cisco C9300 switch to save having to migrate the service into Azure.The current DHCP Scope (private content changed) looks like this:001 MS Disable NetBIOS, Standar...

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