11-06-2018 06:47 PM - edited 11-06-2018 07:03 PM
Hi,
If suddenly license expired, will router unable to be configured with BFD? Originally, router is configured using BFD. Then, noticed that router down and unreachable remotely. But later when I checked the syslog, there was no log that indicate BFD was down after the log that indicate that license was expired.
PID: ASR-920-12CZ-D
Software: 03.17.01.S / 15.6(1)S1
License: metroipaccess
Router#conf t Enter configuration commands, one per line. End with CNTL/Z. Router(config)#bfd ? % Unrecognized command Router(config)#bfd ^ % Invalid input detected at '^' marker. Router(config)#? Configure commands: aaa Authentication, Authorization and Accounting. access-list Add an access list entry accounting Policy accounting feature acr Configure ACR type alarm-contact Configure the system alarm contact settings alias Create command alias archive Archive the configuration arp Set a static ARP entry async-bootp Modify system bootp parameters audit Router Audit auto-ip-ring Auto-IP-Ring global configuration commands autonomic Autonomic Networking banner Define a login banner bba-group Configure BBA Group beep Configure BEEP (Blocks Extensible Exchange Protocol) boot Modify system boot parameters bridge Bridge Group. bridge-domain Bridge-domain global configuration commands buffers Adjust system buffer pool parameters bulkstat Bulkstat Application
Thank you
11-07-2018 01:22 AM
Hello,
can you enable BFD on an interface rather than globally ?
Router(config-if)#bfd
11-07-2018 01:35 AM
Hi Georg Pauwen
Same. Cannot configure.
Router(config)#interface bdi1000 Router(config-if)#bfd ? % Unrecognized command Router(config-if)#bfd
Below are the original configuration from backup rancid.
bfd-template single-hop BFD300 interval min-tx 300 min-rx 300 multiplier 3 ! bfd-template single-hop BFD999 interval min-tx 999 min-rx 999 multiplier 3 ! ! interface BDI1000 description ## PrimaryDATA bandwidth 150000 vrf forwarding DATA ip address 10.37.175.38 255.255.255.254 bfd template BFD300 ! interface BDI1001 description ## SecondaryDATA bandwidth 150000 vrf forwarding TMLTE_DATA ip address 10.37.168.214 255.255.255.254 bfd template BFD999 !
11-07-2018 03:57 AM
Hello,
you need Cisco IOS XE Release 3.5S to run BFD on BDI interfaces. From your previous output it looks like you are running 03.17.01.S.
11-07-2018 04:19 AM - edited 11-07-2018 04:20 AM
I don't think the issue is due to the ios version because i have hundred routers using the same ios-xe 3.17s running with BFD and working fine.
11-07-2018 04:26 AM
Hello,
is this a production router ? I would schedule downtime, reset the entire config (wr erase), reload, and reconfigure everything from scratch...
11-07-2018 07:36 PM
Thank you for the suggestion. Will try later.
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