Switching

Have problem with uplink port on remote switch going in udld err-disable when connected to 3850 running 16.3.3 Looks very similar to CSCvd33197 Denali: 3850 Uplink port goes down after reload due to udld err-Disable on remote end But looks like the...

Hi Guys, I hope you are fine all :-) I have an issue with my network. first I introduce my topology: IPTV Streamer10.60.120.2(vlan121)-----2960s--fiber cable(mode trunk)----6509 core-sw------VLC server(vlan101) when I check my Streams within the s...

Hi everyone, I am setting up my network to now have vlans.Here is my equipment, Netgear router2 x SG200-26 Currently I have a Netgear router and configured two vlans on port 1 of the firewall VLAN 1 (staff vlan) 192.168.1.xVLAN100 (public vlan for ...

Hi We have an Avaya iDect Phone System with 1 Master AP and 6 slave APs. All have been working fine until we were doing some patching work and unpatched and repatched the APs. Now the master IP which has a static IP address is dropping packets when I...

I have one of these cards, configured like this: interface Dialer1 ip address negotiated no ip unreachables ip nat outside ip virtual-reassembly in dialer pool 2 dialer idle-timeout 0 dialer string lte dialer persistent no cdp enable interface Cellul...

Hi We have been moving some devices from one switch to another during a migration onto our new network switches. We have an AP that is dropping pings only on the one IP address. When I assign it another IP address from the same subnet then I do not g...

Hello All I have a problem that I buy a ws-f6708-dfc3cxl and when I iunsert in on the slot it detect the card but do not power on the board. I mean that it show the board status POWERED DOWN in diagnose log

Hi,Anyone discovered what the "show platform qos queue config <interface>" actually reveals - two examples :Without a service policy :switch#sh platform qos queue config gigabitEthernet 1/1/1DATA Port:0 GPN:49 AFD:Disabled QoSMap:0 HW Queues: 0 - 7  ...

Hi, I'm having a hard time understanding where exactly will wireless fit in the 3 tier model ? As per the design, we have core , distribution and access layers. Let's say we have 10 buildings, each building will have its access/distribution switch...

Dear Networkers, When SW_2(2960-X, v15.2) sends the IGMPv2 membership Query(seems I cannot make it to send v3 queries), the client/receiver in IGMP v3 only mode replied the membership Report to 224.0.0.22.   But “show ip igmp snooping group” on th...

dears, I have two switches one is Cisco SG500 and another is Allied Telesis 800. Is it possible to communicate with these two switches using Single mode Optical fibre with SFP module? IF Yes Then How please suggest me?

Do we need to configure IGMP on Host, Switch or Router.