FRRouting
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Initial releaseApril 3, 2017
Stable release
10.5.0[1]
/ November 10, 2025
| FRRouting | |
|---|---|
| Initial release | April 3, 2017 |
| Stable release | 10.5.0[1]
/ November 10, 2025 |
| Repository | github |
| Written in | C, Python |
| Operating system | Linux, OpenBSD, FreeBSD, NetBSD |
| Predecessor | Quagga |
| License | GNU GPLv2 |
| Website | frrouting |
Free Range Routing or FRRouting or FRR is a network routing software suite running on Unix-like platforms, particularly Linux, Solaris, OpenBSD, FreeBSD and NetBSD. It was created as a fork from Quagga, which itself was a fork of GNU Zebra. FRRouting is distributed under the terms of the GNU General Public License v2 (GPL2).
FRR provides implementations of the following protocols:
- Open Shortest Path First (OSPF)
- Routing Information Protocol (RIP)
- Border Gateway Protocol (BGP)
- IS-IS
- Label Distribution Protocol (LDP)
- Protocol Independent Multicast (PIM)
- Babel
- Bidirectional Forwarding Detection (BFD)
- Ethernet VPN (EVPN)
It also provides alpha implementations of:
History
FRRouting broke away from the free routing software Quagga. Several Quagga contributors, including Cumulus Networks, 6WIND, and BigSwitch Networks, citing frustration about the pace of development, decided to fork the software and form their own community.[2]
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