Cisco Switches FAQS

• July 24, 2023 What is the implication of using the same HSRP group ID on multiple interfaces?
• July 24, 2023 Can I only configure a total of 16 HSRP VLAN interfaces or 16 HSRP processes in the Supervisor Engine 2-based system?
• July 24, 2023 Do the HSRP group IDs configured on Supervisor Engine 2/MSFC2 have to be contiguous? Are there any other requirements?
• July 24, 2023 Does the limit apply to both Catalyst OS (CatOS) Software-based and Cisco IOS® Software-based Catalyst 6500/6000s?
• July 17, 2023 What is the maximum number of HSRP group IDs supported on various Supervisor Engines?
• July 17, 2023 How do I verify packet drops on a Nexus 7000 Switch?
• July 17, 2023 What does the %OC_USD-SLOT18-2-RF_CRC: OC2 received packets with CRC error from MOD 6 through XBAR slot 5/inst 1 error message mean?
• July 17, 2023 During Nexus 7010 upgrade from 5.2.1 to 5.2.3 code, the X-bar module in slot 4 keeps powering off. The %MODULE-2-XBAR_DIAG_FAIL: Xbar 4 reported failure due to Module asic(s) reported sync loss (DevErr is LinkNum). Trying to Resync in device 88 (device error 0x0) error message is received.
• July 7, 2023 Is there a best practice for port-channel load balancing between Nexus 1000V Series and Nexus 7000 Series Switches?
• July 7, 2023 How do I implement VTP in a Nexus 7000 Series Switch where VLANs are manually configured?
• July 7, 2023 How do I verify if XL mode is enabled on a Nexus 7000 device?
• July 7, 2023 Can a Nexus 7000 be a DHCP server and can it relay DHCP requests to different DHCP servers per VLAN?
• July 7, 2023 How do I capture the output of the show tech-support details?
• July 7, 2023 How do I check the Network Time Protocol (NTP) status on a Nexus 7000 Series Switch?
• July 7, 2023 On a Nexus 7000 running NX-OS 5.1(3), can the DecNet be bridged on a VLAN?
• July 7, 2023 How do I enable/disable logging link status per port basis on a Nexus 7000 Series Switch?
• July 7, 2023 When I issue the “show interface counters errors” command, I see that one of the interfaces is consistently posting errors. What are the FCS-Err and Rcv-Err in the output of the “show interface counters errors” command?
• July 7, 2023 How can I avoid receiving the “Configuration does not match the port capability” error message when enabling “switchport mode fex-fabric”?
• July 7, 2023 How do I avoid receiving the “Failed to process kickstart image. Pre-Upgrade check failed” error message when upgrading the image on a Nexus 7000 Series Switch?
• July 7, 2023 When I issue the “show ip route bgp” command, I see my routes being learned via OSPF and BGP. How can I verify on the NX-OS which one will always be used and which one is a backup?