My Network Lab
Sharing my learning and personal experience in IT Networking.
Tuesday, April 1, 2025
Password Recovery in a Cisco ASR920
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You can use PuTTY to send a Special Command such as Break when entering ROMMON mode in a Cisco router. Just right-click on the top area ...
Saturday, March 1, 2025
Cisco Nexus 9000 NX-OS Upgrade
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The Cisco Nexus 9000 (N9K) switch upgrade procedure was simplified compared to upgrading an older Nexus platform. You can use the Cisco Ne...
Thursday, February 6, 2025
Juniper Root Password Recovery
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Here's a useful Juniper link in recovering the root password. I tried to login to my virtual MX device but couldn't access it, so I...
Thursday, January 9, 2025
Cisco Feature Navigator
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You can use the Cisco Feature Navigator online tool to check if a certain feature is supported on a specific Cisco platform or software ver...
Sunday, December 1, 2024
Cisco Flexible NetFlow (FNF) Restrictions
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I've configured Flexible NetFlow (FNF) in a Cisco ASR1K router and sourced it from GigabitEthernet0 (Mgmt-intf), which is the default o...
Friday, November 8, 2024
Configure QinQ (802.1ad) in a Cisco IOS-XE Router
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Here's a Cisco link in configuring QinQ (802.1ad) or double VLAN tagging in a Cisco IOS-XE router. SUMMARY STEPS enable configure...
Thursday, October 3, 2024
Managing Configuration Files in a Cisco ASR920
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This Cisco link covers the management of configuration files in a Cisco ASR920. You wouldn't find the startup-config in the Cisco ASR9...
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