Concur, OP is probably using the wrong virtual NIC in his hypervisor.
FWIW, Firefly Perimeter (vSRX v1)
definitely needs no more than 2GB of RAM. The 4 GB setting is correct for vSRX2 and vSRX3.
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JASON
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Original Message:
Sent: 07-26-2022 08:21
From: NURDIN SHEKIVULI
Subject: vSRX in GNS3 - No GE interfaces.
try to change qemu NIC to vmxnet3 and restart your gns3 it should work
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NURDIN SHEKIVULI
Original Message:
Sent: 07-22-2022 15:02
From: Unknown User
Subject: vSRX in GNS3 - No GE interfaces.
Using junos-vsrx-12.1X47-D15.4-domestic-disk1.vmdk
4096MB of RAM, 2 vCPU, vmxnet3 Network Adapter
"show chassis fpc pic-status" gives no output.
Any ideas?