+Version 1.6.2 (2016-09-29)
+ o Fixes serious bug introduced in the previous version
+
+Version 1.6.1 (2016-09-22)
+ o Support for IPv6 ECMP
+ o Better handling of IPv6 tentative addresses
+ o Several updates and fixes in Babel protocol
+ o Filter: New !~ operator
+ o Filter: ASN ranges in bgpmask
+ o KRT: New kernel protocol option 'metric'
+ o KRT: New route attribute 'krt_scope'
+ o Improved BIRD help messages
+ o Fixes memory leak in BGP multipath
+ o Fixes handling of empty path segments in BGP AS_PATH
+ o Several bug fixes
+
+Version 1.6.0 (2016-04-29)
+ o Major RIP protocol redesign
+ o New Babel routing protocol
+ o BGP multipath support
+ o KRT: Add support for plenty of kernel route metrics
+ o KRT: Allow more than 256 routing tables
+ o Static: Allow to specify attributes for static routes
+ o Static: Support for BFD controlled static routes
+ o FreeBSD: Setup password for BGP MD5 authentication
+ o IO: Remove socket number limit
+ o Plenty of bug fixes
+
+ Upgrade notes:
+
+ For RIP, most protocol options were moved to interface blocks.
+
+
+Version 1.5.0 (2015-04-20)
+ o Major OSPF protocol redesign.
+ o OSPFv2 multi-instance extension (RFC 6549).
+ o BGP AS-wide unique router ID (RFC 6286).
+ o BGP enhanced route refresh (RFC 7313).
+ o Link state support in BGP.
+ o Latency tracking and internal watchdog.
+ o Uses high port range for BFD on BSD.
+ o Increase max symbol length to 64.
+ o Allows to define unnamed protocols from templates.
+ o Fixes two serious bugs in BGP.
+ o Several bugfixes and minor improvements.
+ o Several minor option changes:
+ - OSPF: Protocol-wide 'instance id' option added.
+ - BGP: Parameters to option 'neighbor' extended.
+ - BGP: Separate option 'interface' added.
+ - BGP: Option 'start delay time' renamed to 'connect delay time'.
+ - BGP: Option 'route limit' deprecated.
+
+ Upgrade notes:
+
+ For OSPF, there are deep internal changes, but user-visible changes
+ are limited to log messages and minor changes in formatting of command
+ output.
+
+ For BGP, version 1.5.0 is essentially a minor release. There are two
+ deprecated options ('start delay time' and 'route limit') and some
+ minor formatting changes.
+
+
Version 1.4.5 (2014-10-06)
o New 'show route noexport' command option.
o Port option for BGP sessions.