FRR version updated

.env

@@ -1,5 +1,5 @@
 WATCHER_NAME=demo-watcher
-FRR_VERSION=v8.1.0
+FRR_VERSION=9.1.0
 LOGSTASH_OSS_VERSION=7.17.0
 ELASTIC_IP=127.0.0.1
 ELASTIC_PORT=9200

README.md

@@ -217,6 +217,8 @@ You should see tracked changes of your network, i.e. here we see that `10.0.0.0/
     > **Note**  
     > If you see a single event in `docker logs logstash` it means that mongoDB output is blocked, check if you have a connection to MongoDB `docker exec -it logstash curl -v mongodb:27017`   
 
+ ### Minimum FRR version
+ IS-IS over GRE works on FRR 9 versions quay.io/frrouting/frr:9.1.0, like 9.0.0, 9.0.1, 9.0.2, 9.1.0
  ### Minimum Logstash version
  7.17.0, this version includes bug fix of [issues_281](https://github.com/logstash-plugins/logstash-input-file/issues/281), [issues_5115](https://github.com/elastic/logstash/issues/5115)  
 

frr/Dockerfile

@@ -1,6 +1,6 @@
 ARG FRR_VERSION
 
-FROM frrouting/frr:${FRR_VERSION}
+FROM quay.io/frrouting/frr:${FRR_VERSION}
 
 COPY ./config/isisd.conf /etc/frr/isisd.conf
 #COPY ./config/daemons /etc/frr/daemons

frr/config/isisd.conf

@@ -6,6 +6,7 @@ password zebra
 enable password zebra
 !
 !
+! interface gre1
 interface veth1
  !ip address 192.168.13.1/24
  ip router isis watcher