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Hi All,At an existing customer, I enabled IGMP Snooping Querier (and by default IGMP Snooping is enabled) for a L2 environment, created a separate VLAN for Wired SmartTVs that need to use Multicast streams from TV service . While all looks good, loo...
Hello all,I can use some advice on troubleshooting this issue. I have case opened with support for few days but have not made much progress. I am working on a project with Qty 2 of WLC9800 in HA and 220 AP9115ax. WLCs are running latest TAC recommen...
Hi @Leo Laohoo and other experts,https://community.cisco.com/t5/switching/updating-ios-xe-and-rommon-on-catalyst-4503e-in-vss-mode/td-p/4101073I read this post relevant for a dual sup scenario. I am looking for some directions on a set up of two 4510...
Hello All, I upgraded a customer network with 42 AP1832 from 8.5.161 to 8.10.151 and ever since, I am unable to save the config either from GUI or from CLI. I could wait minutes to hours and every single time, I have the same error "Config sync in pr...
Hello Everyone, I have staged FTD firewalls in lab and before installation onsite, I will like to clear all the clutter for the events and audit log when installation is completed. I could do this in FMC, but not using FDM.Under expert mode shell, I ...
Have you validated that fiber is compatible with SFPs? Patch cables also need to match. If fiber does not match, then sometimes higher power SFPs with mode conditioning cables might be needed.
Did you test by swapping one end of the fiber conductors to make sure TX is talking to RX at other end? If you have both these switches on desk and testing with a fiber patch cable, then patch cables are crossed over, and should not have this issue. ...
Quick debug ip error output from 2960X. We can see that DHCP packet (which is 576 bytes as per RFC) is being flagged as error. The mDNS packets from 10.10.10.x TV subnet to 224.0.0.251 are sent with TTL of 1 as per RFC and should not be logged as not...
