diff --git a/CHANGELOG.md b/CHANGELOG.md
index 69494453..cabc68c5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ Release history for s390-tools (MIT version)
   For Linux kernel version: 4.18
 
   Changes of existing tools:
+  - netboot: add BOOTIF support
 
   Bug Fixes:
   - mon_procd: fix parsing of /proc/<pid>/stat
diff --git a/netboot/mk-pxelinux-ramfs b/netboot/mk-pxelinux-ramfs
index d89c10a4..cb0c28ee 100755
--- a/netboot/mk-pxelinux-ramfs
+++ b/netboot/mk-pxelinux-ramfs
@@ -373,6 +373,7 @@ fi
 kernel=$(/bin/grep -i "^[[:space:]]*kernel" /tmp/config | sed "s/^[[:space:]]*kernel[[:space:]]*//I")
 initrd=$(/bin/grep -i "^[[:space:]]*initrd" /tmp/config | sed "s/^[[:space:]]*initrd[[:space:]]*//I")
 append=$(/bin/grep -i "^[[:space:]]*append" /tmp/config | sed "s/^[[:space:]]*append[[:space:]]*//I")
+ipappend=$(/bin/grep -i "^[[:space:]]*ipappend" /tmp/config | sed "s/^[[:space:]]*ipappend[[:space:]]*//I")
 
 if [ -z "$kernel" ]
 then
@@ -396,6 +397,9 @@ if [ -z "$append" ]; then
     echo "Kexec load: kexec -l /tmp/kernel $INITRD"
     kexec -l /tmp/kernel $INITRD
 else
+    if [ "$ipappend" = "2" ]; then
+       $append="$append BOOTIF=01-$ifaddr"
+    fi
     echo "Kexec load: kexec -l /tmp/kernel $INITRD --append=\"$append\""
     kexec -l /tmp/kernel $INITRD --append="$append"
 fi