Create Linux Bridge using IP Elastic

[avenbreaks]

Hello! i use server from Equinix to build Proxmox Server, and default IPv4 from Equinix 147.28.157.101/31 with it i add IP Elastic and binding in dashboard with IPv4 145.40.71.144/28 after i create linux bridge vmbr0 i can't access Web GUI and unable to login to server via SSH. can anyone help? how can this work?

interface config :

# The loopback interface
auto lo
iface lo inet loopback

# Bond0 interface
auto ens33f0
iface ens33f0 inet manual

auto ens33f1
iface ens33f1 inet manual

auto bond0
iface bond0 inet static
        address 147.28.157.101/31
        gateway 147.28.157.100
        bond-slaves ens33f0 ens33f1
        bond-miimon 100
        bond-mode 802.3ad
        bond-downdelay 200
        bond-updelay 200
        bond-xmit_hash_policy layer3+4
        dns-nameservers 147.75.207.207 147.75.207.208

iface bond0 inet6 static
        address 2604:1380:31:6700::1/127
        gateway 2604:1380:31:6700::

auto bond0:0
iface bond0:0 inet static
        address 10.74.17.1/31
        post-up route add -net 10.0.0.0/8 gw 10.74.17.0
        post-down route del -net 10.0.0.0/8 gw 10.74.17.0

 

[avenbreaks]

And I've tried to delete the contents of bond0 and create a vmbr0 by filling in the IP Elastic 145.40.71.144/28 but after applying it's the same, the web GUI can't be accessed and has an error.