add normalize_uri instead of short_hostname

- use gethostbyaddr only in case of numeric IP
- hard wired reverse CNAME (network alias) for linse-c

secop.py

@@ -7,6 +7,7 @@ import logging
 from collections import namedtuple
 from select import select
 from streams import Stream, Base, StreamDead
+from normalizeuri import normalizeuri
 
 IDN = re.compile('.*ISSE.*,SEC[oO]P,')
 DESCRIBING = re.compile(r'describing \S* (.*)$')
@@ -139,7 +140,7 @@ class UdpStream(Base):
                 #     msg['device'] = uri.split('://', 1)[-1].split(':')[0]
                 kwargs = msg
             elif kind == 'node':
-                uri = f"{addr}:{msg['port']}"
+                uri = normalizeuri(f"{addr}:{msg['port']}")
                 kwargs = {'name': msg['equipment_id']}
             else:
                 continue