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-rw-r--r--templates/interfaces/tunnel/node.def3
1 files changed, 2 insertions, 1 deletions
diff --git a/templates/interfaces/tunnel/node.def b/templates/interfaces/tunnel/node.def
index d152dbe5..89ee200c 100644
--- a/templates/interfaces/tunnel/node.def
+++ b/templates/interfaces/tunnel/node.def
@@ -2,7 +2,8 @@ tag:
type: txt
help: Set tunnel interface
-syntax:expression: exec "echo $VAR(@) | grep \"tun[0-9][0-9]\\{0,2\\}\$\" > /dev/null "; "tunnel must be (tun0-tun999)"
+syntax:expression: pattern $VAR(@) "^tun[0-9]+$" \
+ ; "tunnel must be (tun0-tun999)"
commit:expression: $VAR(./local-ip/) != "" ; \
"Must configure the tunnel local-ip for $VAR(@)"