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Bring performance and reliability to your network with the HPE Aruba Networking Core, Aggregation, and Access layer switches. Discuss the latest features and functionality of your switching devices, and find ways to improve security across your network to bring together a mobile-first solution

dhcp server issue on Aruba 5412R zl2 with Aruba 2930F

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  • 1.  dhcp server issue on Aruba 5412R zl2 with Aruba 2930F

    Posted May 02, 2023 12:14 PM

    Hi,

    I need support for my dhcp-server issue. I have Aruba 5412R zl2 and Aruba 2930F switches. we have one  Aruba Mobility Controller also in this network.

    To add the APs, i have enabled the dhcp server globally and enabled it on single vlan 620 and created dhcp pool only for this vlan IP range. Now the issue is with remaining DATA VLANs, which does not required dhcp. on those interfaces dhcp is working since i enabled it globally. i tried "no dhcp-server" those DATA Vlans still its randomly picking IP address from management VLAN . 

    For example. : 
    My Workstation connected to DATA Vlan is assigned static IP under DATA VLAN range and on NIC adapter its showing one more IP additionally, i.e, in the range of MANAGEMENT VLAN.

    Please have a look on my running config, to sort out the issue : 

    Access Switch

    https://vistasglobal1-my.sharepoint.com/:t:/g/personal/saifuddeen_vistasglobal_com/EdKnCNIP5PVOghYvHMw0_H4Bx7sHZE2lYAo0FtsHeXeR_w?e=RA77Ev 

    Core Switch

    https://vistasglobal1-my.sharepoint.com/:t:/g/personal/saifuddeen_vistasglobal_com/EeeMietghlhLr5hojcB_0LcBjOSmfpcitluEGQKLj3WQ-g?e=kjhFkS 

    i have provided the vlan list which we are using :

    172.16.120.0/24            VLAN 620       WAP

    172.16.140.0/24            VLAN 640       IPTV

    172.16.150.0/24            VLAN 650       DATA

    10.10.24.1/25                VLAN  99        MGMT

     

    running config for DHCP and 3 VLANs are mentioned below :

    dhcp-server pool "wifi"
    default-router "172.16.120.1"
    network 172.16.120.0 255.255.255.0
    option 43 ascii "172.16.120.254"
    range 172.16.120.11 172.16.120.200
    exit
    dhcp-server enable

     

    vlan 650
    name "DATA"
    tagged Trk5-Trk6,Trk11-Trk20
    ip address 172.16.150.1 255.255.255.0
    exit

    vlan 620
    name "WAP"
    tagged Trk5-Trk6,Trk11-Trk20
    ip address 172.16.120.1 255.255.255.0
    dhcp-server
    exit

     

    vlan 99
    name "SW-MGMT"
    tagged Trk5-Trk6,Trk11-Trk20
    ip address 10.10.24.1 255.255.255.128
    exit

    management-vlan 99

    Attachment(s)

    txt
    core_running.txt   17 KB 1 version
    txt
    access.txt   1 KB 1 version