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-rw-r--r--data/templates/dhcp-client/ipv4.tmpl7
1 files changed, 6 insertions, 1 deletions
diff --git a/data/templates/dhcp-client/ipv4.tmpl b/data/templates/dhcp-client/ipv4.tmpl
index c934b7cdb..11e961166 100644
--- a/data/templates/dhcp-client/ipv4.tmpl
+++ b/data/templates/dhcp-client/ipv4.tmpl
@@ -7,7 +7,12 @@ retry 300;
interface "{{ ifname }}" {
send host-name "{{ dhcp_options.host_name }}";
{% if dhcp_options.client_id is defined and dhcp_options.client_id is not none %}
- send dhcp-client-identifier "{{ dhcp_options.client_id }}";
+{% set client_id = dhcp_options.client_id %}
+{# Use HEX representation of client-id as it is send in MAC-address style using hex characters. If not HEX, use double quotes ASCII format #}
+{% if not dhcp_options.client_id.split(':') | length >= 5 %}
+{% set client_id = '"' + dhcp_options.client_id + '"' %}
+{% endif %}
+ send dhcp-client-identifier {{ client_id }};
{% endif %}
{% if dhcp_options.vendor_class_id is defined and dhcp_options.vendor_class_id is not none %}
send vendor-class-identifier "{{ dhcp_options.vendor_class_id }}";