Switching

Setup:2x Nexus 5672UPNX-OS version 7.0 vPC seems to be operational (via 2x 40gb link).However the VRRP links I have created show as master on both sides (with the accompanying error message in the logs).I must be forgetting something. interface Vlan1...

After installing the card WS-X6704-10GE in the switch WS-C6509 , it periodically restarts after a few minutes with error logc6509#Sep 17 08:03:40.869 MSK: %PM_SCP-SP-1-LCP_FW_ERR: System resetting module 7 to recover from error: Linecard received sys...

we have two switches stacked together, tommorrow afternoon we will have no elecricity for 3 days, our UPS can't last that long.so I try to shutdown the switches today, any thing need to take note, after three days, I just press reboot button, and doe...

Dear All, Can any one suggest on this .We have a Cisco L3 Switch (Model-4507) which has to be refreshed to a new one  . As we have learned that it is  is end of life and probably end of support as well of the device . Currently we are having IOS 12.1...

Dear MisterI need to know what are the requierement in a VS-SUP2T-10G in order to pass from IOS 15.0(1)SY4 towars IOS 15.1.2SY5.The question is because in other cards and older IOS, exist a matrix taking in account what IOS software and the requierem...

Hi,I have 1 x c2960S and 3 x 2960X stacking together.All switches have the SDM preference at lanbase and same IOS version.The stack port-speed at 10 for every switches.I have modify the switch number and the priority of each switch.The C2960S is the ...

Good Morning, I have a Cisco Catalyst 3560 PoE-24 that when i turn on stay the SYSTEM light on green and i can't connect to the witch not even with serial cable. Please i need a Solution

I have a 3560c. The ports are configured for vlan A. There is DHCP snooping enabled on the switch. I consoled into the switch. From the switch I can ping the router, Internet, DHCP servers and the DNS servers. When I connected my laptop to the switch...

I am getting high CPU on nexsus 7010 due to snmpd process , Can you please provide the details instruction to trouble shoot the issue . Below are logs for same . 100                            *                                90                      ...

We have upgraded the secondary core NX-OS (7010) last time through ISSU following phased approach 6.1(2)  >  6.2(2a)  >  6.2(8a)  >  6.2(12) ,it went non- disruptive .but just wanted to confirm one thing as we have direct fex's attached to the parent...

I have a C3560E switch that is giving me some POE issues. It is providing power to a handful of Cisco phones and an access point.  If I unplug a phone and plug it back in it does not receive power.  New devices also do not receive power.  Another str...