Category Archives: NX-OS

Troubleshooting Boot Loader Prompt for Nexus 9K

If the system boots and falls into “loader>” prompt. Do the following steps. Step 1: Issue the command dir to check the directory and enter the command:boot nxos.9.2.1.bin ​ Step 2: Once the switch is boot up, set password for Nexus 9K, Step 3: Login to the switch. How to prevent Nexus 9K from dropping into “loader >” promptAs… Read More »

Troubleshooting ASA high memory issues

Problem Category: Security – Network Firewalls and Intrusion Prevention Systems Problem Subcategory: Adaptive Security Appliance (ASA) non-VPN problem Problem Type: Product Feature/Function Question Problem Details: We suspected there is a memory leak on our ASA 5585-X. Can you guide me where to look for the “fragment size” value from the “show memory detail” output. TAC… Read More »

Cisco NX-OS/IOS Configuration Differences and tidbits

Differences between IOS and NXOS. http://docwiki.cisco.com/wiki/Cisco_NX-OS/IOS_Software_Default_Configuration_Differences IOS to NXOS migration tool http://tools.cisco.com/nxmt/ Minimum Recommended Code Levels. http://www.cisco.com/en/US/docs/switches/datacenter/sw/nx-os/recommended_releases/recommended_nx-os_releases.html Data Center switching support forums on Cisco.com. https://supportforums.cisco.com/community/netpro/data-center/server-network