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-rwxr-xr-xsrc/conf_mode/interfaces-pppoe.py6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/conf_mode/interfaces-pppoe.py b/src/conf_mode/interfaces-pppoe.py
index e8aeb810f..eaa61cdb6 100755
--- a/src/conf_mode/interfaces-pppoe.py
+++ b/src/conf_mode/interfaces-pppoe.py
@@ -36,6 +36,7 @@ default_config_data = {
'deleted': False,
'description': '\0',
'disable': False,
+ 'dhcpv6_pd_length': '',
'dhcpv6_pd_interfaces': [],
'intf': '',
'idle_timeout': '',
@@ -142,6 +143,11 @@ def get_config():
'dhcpv6-options', 'prefix-delegation']
conf.set_level(dhcpv6_pd_path)
+ # retriebe DHCPv6-PD prefix helper length as some ISPs only hand out a
+ # /64 by default (https://phabricator.vyos.net/T2506)
+ if conf.exists(['length']):
+ pppoe['dhcpv6_pd_length'] = conf.return_value(['length'])
+
for interface in conf.list_nodes(['interface']):
conf.set_level(dhcpv6_pd_path + ['interface', interface])
pd = {