diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-0/etc/netplan/01-netcfg.yaml b/build/default/hvn0.lab.ipng.ch/vpp0-0/etc/netplan/01-netcfg.yaml
index a60176c..98dc0d0 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-0/etc/netplan/01-netcfg.yaml
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-0/etc/netplan/01-netcfg.yaml
@@ -6,6 +6,7 @@ network:
       optional: true
       accept-ra: false
       dhcp4: false
+      mtu: 9000
       addresses: [ 198.19.5.16/27, 2001:678:d78:50b::10/64 ]
       gateway4: 198.19.5.1
       gateway6: 2001:678:d78:50b::1
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-0/home/ipng/.ssh/authorized_keys b/build/default/hvn0.lab.ipng.ch/vpp0-0/home/ipng/.ssh/authorized_keys
index a93b5a0..d3f3bc3 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-0/home/ipng/.ssh/authorized_keys
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-0/home/ipng/.ssh/authorized_keys
@@ -2,4 +2,8 @@
 ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC8X6oRdLn7PckWIRL+Fgp46qN+fglQLBJIvPHJ2P277v4tx/qlELaT8w45YyEPrUZ4XbbNIB4P59H63wPxIpk/d15k0C7Zx3kTESaEQuts3fne3ZFmrWm0dLD2yDTiB0zCraiQ5a0w++xuGEC3wdWPV+FHZh5Ea+WCd91g2xXPHJeosAQzBBBBaC9Shhx91h6lbCm4evvgqLnwt7JgnI2N4w2qr13lDDaRD4BXfyFrtLSTdhBgYEaFnUd6Afz5ilfDYXQW/yTSHZOIQ/vNVFpFxYrtmwHDdrSMiDpz0FE/4LLBG/rFl2VvRTmTEyjvwpGpEVaivMOLo/jRc3TA7jKB pim@ipng.nl
 
 # pim's M1 macbookpro SeKEY
-ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
\ No newline at end of file
+ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
+
+# Adrian's keys
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBy+EhCiRTcHgltaagVozgnROBy5Mi6Qslb3oWavDLSh vifino@tschunk
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID0hWe+3ovnwlOSDgexq/jcfyBS/NLIb7lC0yTtOvKWL vifino@firestorm
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-0/root/.ssh/authorized_keys b/build/default/hvn0.lab.ipng.ch/vpp0-0/root/.ssh/authorized_keys
index a93b5a0..d3f3bc3 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-0/root/.ssh/authorized_keys
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-0/root/.ssh/authorized_keys
@@ -2,4 +2,8 @@
 ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC8X6oRdLn7PckWIRL+Fgp46qN+fglQLBJIvPHJ2P277v4tx/qlELaT8w45YyEPrUZ4XbbNIB4P59H63wPxIpk/d15k0C7Zx3kTESaEQuts3fne3ZFmrWm0dLD2yDTiB0zCraiQ5a0w++xuGEC3wdWPV+FHZh5Ea+WCd91g2xXPHJeosAQzBBBBaC9Shhx91h6lbCm4evvgqLnwt7JgnI2N4w2qr13lDDaRD4BXfyFrtLSTdhBgYEaFnUd6Afz5ilfDYXQW/yTSHZOIQ/vNVFpFxYrtmwHDdrSMiDpz0FE/4LLBG/rFl2VvRTmTEyjvwpGpEVaivMOLo/jRc3TA7jKB pim@ipng.nl
 
 # pim's M1 macbookpro SeKEY
-ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
\ No newline at end of file
+ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
+
+# Adrian's keys
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBy+EhCiRTcHgltaagVozgnROBy5Mi6Qslb3oWavDLSh vifino@tschunk
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID0hWe+3ovnwlOSDgexq/jcfyBS/NLIb7lC0yTtOvKWL vifino@firestorm
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-1/etc/netplan/01-netcfg.yaml b/build/default/hvn0.lab.ipng.ch/vpp0-1/etc/netplan/01-netcfg.yaml
index fc4ec93..7b50ec3 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-1/etc/netplan/01-netcfg.yaml
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-1/etc/netplan/01-netcfg.yaml
@@ -6,6 +6,7 @@ network:
       optional: true
       accept-ra: false
       dhcp4: false
+      mtu: 9000
       addresses: [ 198.19.5.17/27, 2001:678:d78:50b::11/64 ]
       gateway4: 198.19.5.1
       gateway6: 2001:678:d78:50b::1
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-1/home/ipng/.ssh/authorized_keys b/build/default/hvn0.lab.ipng.ch/vpp0-1/home/ipng/.ssh/authorized_keys
index a93b5a0..d3f3bc3 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-1/home/ipng/.ssh/authorized_keys
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-1/home/ipng/.ssh/authorized_keys
@@ -2,4 +2,8 @@
 ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC8X6oRdLn7PckWIRL+Fgp46qN+fglQLBJIvPHJ2P277v4tx/qlELaT8w45YyEPrUZ4XbbNIB4P59H63wPxIpk/d15k0C7Zx3kTESaEQuts3fne3ZFmrWm0dLD2yDTiB0zCraiQ5a0w++xuGEC3wdWPV+FHZh5Ea+WCd91g2xXPHJeosAQzBBBBaC9Shhx91h6lbCm4evvgqLnwt7JgnI2N4w2qr13lDDaRD4BXfyFrtLSTdhBgYEaFnUd6Afz5ilfDYXQW/yTSHZOIQ/vNVFpFxYrtmwHDdrSMiDpz0FE/4LLBG/rFl2VvRTmTEyjvwpGpEVaivMOLo/jRc3TA7jKB pim@ipng.nl
 
 # pim's M1 macbookpro SeKEY
-ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
\ No newline at end of file
+ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
+
+# Adrian's keys
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBy+EhCiRTcHgltaagVozgnROBy5Mi6Qslb3oWavDLSh vifino@tschunk
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID0hWe+3ovnwlOSDgexq/jcfyBS/NLIb7lC0yTtOvKWL vifino@firestorm
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-1/root/.ssh/authorized_keys b/build/default/hvn0.lab.ipng.ch/vpp0-1/root/.ssh/authorized_keys
index a93b5a0..d3f3bc3 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-1/root/.ssh/authorized_keys
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-1/root/.ssh/authorized_keys
@@ -2,4 +2,8 @@
 ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC8X6oRdLn7PckWIRL+Fgp46qN+fglQLBJIvPHJ2P277v4tx/qlELaT8w45YyEPrUZ4XbbNIB4P59H63wPxIpk/d15k0C7Zx3kTESaEQuts3fne3ZFmrWm0dLD2yDTiB0zCraiQ5a0w++xuGEC3wdWPV+FHZh5Ea+WCd91g2xXPHJeosAQzBBBBaC9Shhx91h6lbCm4evvgqLnwt7JgnI2N4w2qr13lDDaRD4BXfyFrtLSTdhBgYEaFnUd6Afz5ilfDYXQW/yTSHZOIQ/vNVFpFxYrtmwHDdrSMiDpz0FE/4LLBG/rFl2VvRTmTEyjvwpGpEVaivMOLo/jRc3TA7jKB pim@ipng.nl
 
 # pim's M1 macbookpro SeKEY
-ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
\ No newline at end of file
+ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
+
+# Adrian's keys
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBy+EhCiRTcHgltaagVozgnROBy5Mi6Qslb3oWavDLSh vifino@tschunk
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID0hWe+3ovnwlOSDgexq/jcfyBS/NLIb7lC0yTtOvKWL vifino@firestorm
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-2/etc/netplan/01-netcfg.yaml b/build/default/hvn0.lab.ipng.ch/vpp0-2/etc/netplan/01-netcfg.yaml
index 7fa290d..9fac001 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-2/etc/netplan/01-netcfg.yaml
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-2/etc/netplan/01-netcfg.yaml
@@ -6,6 +6,7 @@ network:
       optional: true
       accept-ra: false
       dhcp4: false
+      mtu: 9000
       addresses: [ 198.19.5.18/27, 2001:678:d78:50b::12/64 ]
       gateway4: 198.19.5.1
       gateway6: 2001:678:d78:50b::1
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-2/home/ipng/.ssh/authorized_keys b/build/default/hvn0.lab.ipng.ch/vpp0-2/home/ipng/.ssh/authorized_keys
index a93b5a0..d3f3bc3 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-2/home/ipng/.ssh/authorized_keys
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-2/home/ipng/.ssh/authorized_keys
@@ -2,4 +2,8 @@
 ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC8X6oRdLn7PckWIRL+Fgp46qN+fglQLBJIvPHJ2P277v4tx/qlELaT8w45YyEPrUZ4XbbNIB4P59H63wPxIpk/d15k0C7Zx3kTESaEQuts3fne3ZFmrWm0dLD2yDTiB0zCraiQ5a0w++xuGEC3wdWPV+FHZh5Ea+WCd91g2xXPHJeosAQzBBBBaC9Shhx91h6lbCm4evvgqLnwt7JgnI2N4w2qr13lDDaRD4BXfyFrtLSTdhBgYEaFnUd6Afz5ilfDYXQW/yTSHZOIQ/vNVFpFxYrtmwHDdrSMiDpz0FE/4LLBG/rFl2VvRTmTEyjvwpGpEVaivMOLo/jRc3TA7jKB pim@ipng.nl
 
 # pim's M1 macbookpro SeKEY
-ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
\ No newline at end of file
+ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
+
+# Adrian's keys
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBy+EhCiRTcHgltaagVozgnROBy5Mi6Qslb3oWavDLSh vifino@tschunk
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID0hWe+3ovnwlOSDgexq/jcfyBS/NLIb7lC0yTtOvKWL vifino@firestorm
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-2/root/.ssh/authorized_keys b/build/default/hvn0.lab.ipng.ch/vpp0-2/root/.ssh/authorized_keys
index a93b5a0..d3f3bc3 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-2/root/.ssh/authorized_keys
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-2/root/.ssh/authorized_keys
@@ -2,4 +2,8 @@
 ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC8X6oRdLn7PckWIRL+Fgp46qN+fglQLBJIvPHJ2P277v4tx/qlELaT8w45YyEPrUZ4XbbNIB4P59H63wPxIpk/d15k0C7Zx3kTESaEQuts3fne3ZFmrWm0dLD2yDTiB0zCraiQ5a0w++xuGEC3wdWPV+FHZh5Ea+WCd91g2xXPHJeosAQzBBBBaC9Shhx91h6lbCm4evvgqLnwt7JgnI2N4w2qr13lDDaRD4BXfyFrtLSTdhBgYEaFnUd6Afz5ilfDYXQW/yTSHZOIQ/vNVFpFxYrtmwHDdrSMiDpz0FE/4LLBG/rFl2VvRTmTEyjvwpGpEVaivMOLo/jRc3TA7jKB pim@ipng.nl
 
 # pim's M1 macbookpro SeKEY
-ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
\ No newline at end of file
+ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
+
+# Adrian's keys
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBy+EhCiRTcHgltaagVozgnROBy5Mi6Qslb3oWavDLSh vifino@tschunk
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID0hWe+3ovnwlOSDgexq/jcfyBS/NLIb7lC0yTtOvKWL vifino@firestorm
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-3/etc/netplan/01-netcfg.yaml b/build/default/hvn0.lab.ipng.ch/vpp0-3/etc/netplan/01-netcfg.yaml
index 3983163..45fe2a5 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-3/etc/netplan/01-netcfg.yaml
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-3/etc/netplan/01-netcfg.yaml
@@ -6,6 +6,7 @@ network:
       optional: true
       accept-ra: false
       dhcp4: false
+      mtu: 9000
       addresses: [ 198.19.5.19/27, 2001:678:d78:50b::13/64 ]
       gateway4: 198.19.5.1
       gateway6: 2001:678:d78:50b::1
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-3/home/ipng/.ssh/authorized_keys b/build/default/hvn0.lab.ipng.ch/vpp0-3/home/ipng/.ssh/authorized_keys
index a93b5a0..d3f3bc3 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-3/home/ipng/.ssh/authorized_keys
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-3/home/ipng/.ssh/authorized_keys
@@ -2,4 +2,8 @@
 ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC8X6oRdLn7PckWIRL+Fgp46qN+fglQLBJIvPHJ2P277v4tx/qlELaT8w45YyEPrUZ4XbbNIB4P59H63wPxIpk/d15k0C7Zx3kTESaEQuts3fne3ZFmrWm0dLD2yDTiB0zCraiQ5a0w++xuGEC3wdWPV+FHZh5Ea+WCd91g2xXPHJeosAQzBBBBaC9Shhx91h6lbCm4evvgqLnwt7JgnI2N4w2qr13lDDaRD4BXfyFrtLSTdhBgYEaFnUd6Afz5ilfDYXQW/yTSHZOIQ/vNVFpFxYrtmwHDdrSMiDpz0FE/4LLBG/rFl2VvRTmTEyjvwpGpEVaivMOLo/jRc3TA7jKB pim@ipng.nl
 
 # pim's M1 macbookpro SeKEY
-ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
\ No newline at end of file
+ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
+
+# Adrian's keys
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBy+EhCiRTcHgltaagVozgnROBy5Mi6Qslb3oWavDLSh vifino@tschunk
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID0hWe+3ovnwlOSDgexq/jcfyBS/NLIb7lC0yTtOvKWL vifino@firestorm
diff --git a/build/default/hvn0.lab.ipng.ch/vpp0-3/root/.ssh/authorized_keys b/build/default/hvn0.lab.ipng.ch/vpp0-3/root/.ssh/authorized_keys
index a93b5a0..d3f3bc3 100644
--- a/build/default/hvn0.lab.ipng.ch/vpp0-3/root/.ssh/authorized_keys
+++ b/build/default/hvn0.lab.ipng.ch/vpp0-3/root/.ssh/authorized_keys
@@ -2,4 +2,8 @@
 ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC8X6oRdLn7PckWIRL+Fgp46qN+fglQLBJIvPHJ2P277v4tx/qlELaT8w45YyEPrUZ4XbbNIB4P59H63wPxIpk/d15k0C7Zx3kTESaEQuts3fne3ZFmrWm0dLD2yDTiB0zCraiQ5a0w++xuGEC3wdWPV+FHZh5Ea+WCd91g2xXPHJeosAQzBBBBaC9Shhx91h6lbCm4evvgqLnwt7JgnI2N4w2qr13lDDaRD4BXfyFrtLSTdhBgYEaFnUd6Afz5ilfDYXQW/yTSHZOIQ/vNVFpFxYrtmwHDdrSMiDpz0FE/4LLBG/rFl2VvRTmTEyjvwpGpEVaivMOLo/jRc3TA7jKB pim@ipng.nl
 
 # pim's M1 macbookpro SeKEY
-ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
\ No newline at end of file
+ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZusPNfKTy3t9bbbOHyczX+UACc4rYstc3QEDBDfxBnCZcMKN5Mv10o+q/+ap7wyFhONlz/qcUhEMbI1k=
+
+# Adrian's keys
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBy+EhCiRTcHgltaagVozgnROBy5Mi6Qslb3oWavDLSh vifino@tschunk
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID0hWe+3ovnwlOSDgexq/jcfyBS/NLIb7lC0yTtOvKWL vifino@firestorm
diff --git a/overlays/bird/common/etc/netplan/01-netcfg.yaml.j2 b/overlays/bird/common/etc/netplan/01-netcfg.yaml.j2
index dc2cf10..fa8b4ef 100644
--- a/overlays/bird/common/etc/netplan/01-netcfg.yaml.j2
+++ b/overlays/bird/common/etc/netplan/01-netcfg.yaml.j2
@@ -6,6 +6,7 @@ network:
       optional: true
       accept-ra: false
       dhcp4: false
+      mtu: 9000
       addresses: [ {{node.mgmt.ipv4}}, {{node.mgmt.ipv6}} ]
       gateway4: {{lab.mgmt.gw4}}
       gateway6: {{lab.mgmt.gw6}}
diff --git a/overlays/bird/common/home/ipng/.ssh/authorized_keys b/overlays/bird/common/home/ipng/.ssh/authorized_keys
index d3f3bc3..7ae4974 100644
--- a/overlays/bird/common/home/ipng/.ssh/authorized_keys
+++ b/overlays/bird/common/home/ipng/.ssh/authorized_keys
@@ -7,3 +7,4 @@ ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZ
 # Adrian's keys
 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBy+EhCiRTcHgltaagVozgnROBy5Mi6Qslb3oWavDLSh vifino@tschunk
 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID0hWe+3ovnwlOSDgexq/jcfyBS/NLIb7lC0yTtOvKWL vifino@firestorm
+
diff --git a/overlays/bird/common/root/.ssh/authorized_keys b/overlays/bird/common/root/.ssh/authorized_keys
index d3f3bc3..7ae4974 100644
--- a/overlays/bird/common/root/.ssh/authorized_keys
+++ b/overlays/bird/common/root/.ssh/authorized_keys
@@ -7,3 +7,4 @@ ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKDP/hLZ
 # Adrian's keys
 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBy+EhCiRTcHgltaagVozgnROBy5Mi6Qslb3oWavDLSh vifino@tschunk
 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID0hWe+3ovnwlOSDgexq/jcfyBS/NLIb7lC0yTtOvKWL vifino@firestorm
+