About Joshqun Ismayilov

Joshqun Ismayilov · 04-09-2025

@obeidahmed No DHCP helper on the VLAN 33 SVI, causing DHCP requests to broadcast in VLAN 1. interface Vlan33ip address 192.168.33.1 255.255.255.0ip helper-address 192.168.100.10 ( There must be with DHCP server IP) Also be sure that you have DHCP s...

Joshqun Ismayilov · 03-17-2025

@sjulien80 Try to connect via console during boot. If prompted with setup dialog, answer "no" to avoid re-enabling AAA, then manually create a local user: #enable#configure terminal#username admin secret <password>#no aaa new-model ! Temporarily disa...

Joshqun Ismayilov · 03-17-2025

@Shelme74 The ACL acl1 is configured to permit 0.0.0.0/24 (incorrect subnet). It should permit your LAN subnet 172.16.79.0/24#ip access-list standard acl1#permit 172.16.79.0 0.0.0.255 Change Nat interface also #no ip nat inside source list acl1 inte...

Joshqun Ismayilov · 03-13-2025

@mtjandra In modern IOS XE versions, BFD is often enabledper routing protocol / OSPF-BGP etc...router ospf 1bfd all-interfaces ! Enable BFD for all OSPF-enabled interfaces! OR per-interface:interface TenGigabitEthernet0/0/2ip ospf bfd ! Enable BFD fo...

Joshqun Ismayilov · 03-13-2025

@Sueco Could you associate the vty lines with the same VRF as your VLAN interface to ensure SSH sessions are handled within the correct routing context?#line vty 0 4#vrf forwarding MY_VRF ! Replace MY_VRF with your VRF name#access-class SSH-ACL in ! ...

Member Since	‎03-30-2020 02:24 PM
Date Last Visited	‎04-23-2025 01:39 AM
Posts	107
Total Helpful Votes Received	14

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Re: DHCP issue with defult vlan

Re: No local user created after aaa configs applied and devices reboot

Re: Cannot ping through NAT on ISR4351/K9

Re: BFD interface configuration is not working on IOS 17.12.4A on C85x

Re: ssh refused when assigning vrf forwarding to vlan interface