Switching

Hi All, We have enabled DHCP Snooping on switches, users were able to get IPs from Local DHCP server, but unable to get IPs from remote DHCP server,This is the second attempt we did , but users unable to get IPs from Remote DHCP server(Windows server...

Dear all,I'm currently in the process of configuring two Nexus 5672 Switches for our Network. I connected one of the switches to our catalyst 3750 Core using trunks on each side. Everything worked just fine - the link came up and I was able to manage...

I'm having a issue getting multicast working in a new setup. Currently testing but I have a 3750 that a statmux plugs into port 24. then feed two remote sites via fiber links (just transport). both are fed with a 227.1.1.50. I tried to setup the 3750...

Hello, I have two N7706 with 48-port modules in slots 2 + 5, and have build a L3 port-channel using ports e2/1 and e5/1 each. Ports are connected with new SFP-H10GB-CU3M cables.ping'ing across this port-channel shows 0.3 - 50% packet loss (depending ...

Need some depth understanding Avaya & PC works together. Can anyone please answer the below questionHow Avaya phone & PC start communicate to switch first?Who will send CDP to Cisco switch, either Avaya (since CDP Cisco proprietary) or Cisco switch f...

Title correction  - Trunk ports dropping every 60 minutesI had three older 2960 switches at a facility (SW01, SW02 & SW03). June 29th I added two 2960s' (SW04 & SW05). They are currently connected with a simple, singular Gb copper trunk link (no Ethe...

Hi Team, Had these messages come up on a 6K, wondering if there is a bug for it. I've tried looking but cant find anything similar to this. Thank youBilal Jul 13 15:07:24.610: %SNMP-5-CHASSISALARM: Chassis Alarm Trap: tmpAlarm(OFF), minorAlarm(ON), a...

Hello,i have two 4500x in vss mode configured as layer 2 switch (with no ip routing).the same config on a 4500x in standalone mode working well.i have only one svi and from this I can't reach the default gateway (another 4500x). But if I connect a pc...

HiNew to the forum.Working on project to set up MAB as authentication method used for allocation of dynamic vlans.Some basics questions after some reading around:Do I need Cisco ACS to implement this or can I use stand alone RADIUS server?As I unders...

 Hi there, We are running Nexus 9K (N9K-C9504) with 40G module (N9K-X9636PQ). Can we use QSFP converter (CVR-QSFP-SFP10G=) on Nexus 9K to connect Nexus 5K using 10G SFP SR modules. Thanks 

Hello, on my Firewalls and Routers, when turn on Debugging .  I do never see any outputs.  can anyone tell me what is the issue ? how can I resolve please   Thanks, 

While troubleshooting for slow speed issue on cisco 4506, switch module - WS-X4748-RJ45V+E / WS-X4748-RJ45V+UPOE, I found huge number of multicast and broadcast packets on the interfaces, acting as access ports  for users' machines. I am not sure tha...