Harold, may I come back to you?
I have received two test C921 routers that seem to be talking ISIS without any issue. I'm a bit puzzled now. ISIS is in IOS but not supported? Here's some config snippet and a "sh ver":
test-router-9998#sh run | s r i
ip router isis 1
ip router isis 1
router isis 1
vrf isis
net 49.0000.0000.0000.9998.00
is-type level-2-only
authentication mode md5 level-2
authentication key-chain ISIS-KEY level-2
metric-style wide
fast-flood 10
set-overload-bit on-startup 360
max-lsp-lifetime 65535
lsp-refresh-interval 65000
spf-interval 5 50 200
prc-interval 5 50 200
lsp-gen-interval 5 50 200
no hello padding point-to-point
log-adjacency-changes
passive-interface Loopback0
!
test-router-9998#sh ver
Cisco IOS Software, C900 Software (C900-UNIVERSALK9-M), Version 15.8(3)M2, RELEASE SOFTWARE (fc2)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2019 by Cisco Systems, Inc.
Compiled Thu 28-Mar-19 21:16 by prod_rel_team
ROM: System Bootstrap, Version 15.8(3r)M0b, RELEASE SOFTWARE (fc1)
test-router-9998 uptime is 22 hours, 25 minutes
System returned to ROM by power-on
System image file is "flash:c900-universalk9-mz.SPA.158-3.M2.bin"
Last reload type: Normal Reload
Last reload reason: power-on
This product contains cryptographic features and is subject to United
States and local country laws governing import, export, transfer and
use. Delivery of Cisco cryptographic products does not imply
third-party authority to import, export, distribute or use encryption.
Importers, exporters, distributors and users are responsible for
compliance with U.S. and local country laws. By using this product you
agree to comply with applicable laws and regulations. If you are unable
to comply with U.S. and local laws, return this product immediately.
A summary of U.S. laws governing Cisco cryptographic products may be found at:
http://www.cisco.com/wwl/export/crypto/tool/stqrg.html
If you require further assistance please contact us by sending email to
export@cisco.com.
Cisco C921-4PLTEGB (revision 1.0) with 994825K/53750K bytes of memory.
Processor board ID xxxxxxxxxxxx
6 Gigabit Ethernet interfaces
1 terminal line
1 Virtual Private Network (VPN) Module
1 Cellular interface
256K bytes of non-volatile configuration memory.
1900544K bytes of SD Flash flash (Read/Write)
License Info:
License UDI:
-------------------------------------------------
Device# PID SN
-------------------------------------------------
*1 C921-4PLTEGB xxxxxxxxxxx
Technology Package License Information for Module:'c900'
------------------------------------------------------------------------
Technology Technology-package Technology-package
Current Type Next reboot
------------------------------------------------------------------------
ipbase ipbasek9 Permanent ipbasek9
security securityk9 Permanent securityk9
appx None None None
Configuration register is 0x2102
test-router-9998#
