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authorChristian Poessinger <christian@poessinger.com>2021-03-21 18:27:36 +0100
committerChristian Poessinger <christian@poessinger.com>2021-08-18 20:32:47 +0200
commitc61f7557a6b595c5d8db7e6c303f275a3c0ab038 (patch)
tree2cede16c285316e426937b66a628c79a2ccea870
parent6d0c73c420293dc19d59b021088748ae9ec9eecc (diff)
downloadvyos-1x-c61f7557a6b595c5d8db7e6c303f275a3c0ab038.tar.gz
vyos-1x-c61f7557a6b595c5d8db7e6c303f275a3c0ab038.zip
isis: T3417: last byte of IS-IS network entity title must always be 0
(cherry picked from commit 19b16986515dcb58955e153025b24dc012faa574)
-rwxr-xr-xsrc/conf_mode/protocols_isis.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/conf_mode/protocols_isis.py b/src/conf_mode/protocols_isis.py
index da91f3b11..eab580083 100755
--- a/src/conf_mode/protocols_isis.py
+++ b/src/conf_mode/protocols_isis.py
@@ -55,6 +55,11 @@ def verify(isis):
if 'net' not in isis_config:
raise ConfigError('ISIS net format iso is mandatory!')
+ # last byte in IS-IS area address must be 0
+ tmp = isis_config['net'].split('.')
+ if int(tmp[-1]) != 0:
+ raise ConfigError('Last byte of IS-IS network entity title must always be 0!')
+
# If interface not set
if 'interface' not in isis_config:
raise ConfigError('ISIS interface is mandatory!')