Hi Ben,
Thanks for looking in this issue.
Please find below command output requested by you,
****************************************************************************
1> show stack
T=188d14h20m19.5: alone: standalone, 😧 dynamic cfg, S: static
ID Type Role Mac Address Pri State Comment
1 S ICX6450-48 active cc4e.24db.9400 128 local Ready
2 S ICX6450-48 standby cc4e.24db.9200 0 remote Ready
active standby
+---+ +---+
=2/3| 1 |2/1==2/3| 2 |2/1=
| +---+ +---+ |
| |
|------------------------|
Standby u2 - protocols ready, can failover
Current stack management MAC is xxxx.xxxx.xxxx
****************************************************************************
2> show media
-- snip --
Port 1/1/1: Type : 1G M-C (Gig-Copper)
.
Port 1/2/1: Type : 10GE Active Twinax 1m (SFP +)
Port 1/2/2: Type : 10GE Active Twinax 1m (SFP +)
Port 1/2/3: Type : 10GE Active Twinax 1m (SFP +)
Port 1/2/4: Type : 10GE Active Twinax 1m (SFP +)
.
Port 2/2/1: Type : 10GE Active Twinax 1m (SFP +)
Port 2/2/2: Type : 10GE Active Twinax 1m (SFP +)
Port 2/2/3: Type : 10GE Active Twinax 1m (SFP +)
Port 2/2/4: Type : 10GE Active Twinax 1m (SFP +)
.
-- snip --
****************************************************************************
3> show statistics
Port In Packets Out Packets In Errors Out Errors
-- snip --
.
1/2/1 38939804407 38974460322 3998 0
1/2/2 40081232299 39038419529 45635 0
1/2/3 38932347483 38972475777 164239 0
1/2/4 38886919228 40060803557 137287 0
.
2/2/1 38972425084 38932490713 7956 0
2/2/2 40060758864 38887041223 3837 0
2/2/3 38974380267 38939731596 2861 0
2/2/4 38999040397 40081192297 38583818 0
-- snip --
****************************************************************************
4> show version
Copyright (c) 1996-2015 Brocade Communications Systems, Inc. All rights reserved.
UNIT 1: compiled on Mar 30 2015 at 18:25:06 labeled as ICX64R08030
(9693416 bytes) from Primary ICX64R08030.bin
SW: Version 08.0.30T313
UNIT 2: compiled on Mar 30 2015 at 18:25:06 labeled as ICX64R08030
(9693416 bytes) from Primary ICX64R08030.bin
SW: Version 08.0.30T313
Boot-Monitor Image size = 786944, Version:10.1.05T310 (kxz10105)
HW: Stackable ICX6450-48
==========================================================================
UNIT 1: SL 1: ICX6450-48 48-port Management Module
Serial #: BZU3222L063
License: ICX6450_BASE_ROUTER_SOFT_PACKAGE (LID: dbwIHHHnFLI)
P-ENGINE 0: type DEF0, rev 01
P-ENGINE 1: type DEF0, rev 01
==========================================================================
UNIT 1: SL 2: ICX6450-SFP-Plus 4port 40G Module
==========================================================================
UNIT 2: SL 1: ICX6450-48 48-port Management Module
Serial #: BZU3220L094
License: ICX6450_BASE_ROUTER_SOFT_PACKAGE (LID: dbwIHHFnFOJ)
P-ENGINE 0: type DEF0, rev 01
P-ENGINE 1: type DEF0, rev 01
==========================================================================
UNIT 2: SL 2: ICX6450-SFP-Plus 4port 40G Module
==========================================================================
800 MHz ARM processor ARMv5TE, 400 MHz bus
65536 KB flash memory
512 MB DRAM
STACKID 1 system uptime is 188 day(s) 14 hour(s) 20 minute(s) 18 second(s)
STACKID 2 system uptime is 188 day(s) 15 hour(s) 1 minute(s) 13 second(s)
The system started at 12:35:57 GMT+00 Wed Nov 29 2017
The system : started=warm start reloaded=by "reload"
My stack unit ID = 1, bootup role = active
****************************************************************************
5> show run
Current configuration:
!
ver 08.0.30T313
!
stack unit 1
module 1 icx6450-48-port-management-module
module 2 icx6450-sfp-plus-4port-40g-module
priority 128
stack-trunk 1/2/1 to 1/2/2
stack-trunk 1/2/3 to 1/2/4
stack-port 1/2/1 1/2/3
stack unit 2
module 1 icx6450-48-port-management-module
module 2 icx6450-sfp-plus-4port-40g-module
stack-trunk 2/2/1 to 2/2/2
stack-trunk 2/2/3 to 2/2/4
stack-port 2/2/1 2/2/3
stack enable
stack mac xxxx.xxxx.xxxx
!
!
!
lag L30101 dynamic id 101
ports ethernet 1/1/3 ethernet 1/1/5 ethernet 1/1/27 ethernet 1/1/29 ethernet 2/1/3 ethernet 2/1/5 ethernet 2/1/27 ethernet 2/1/29
primary-port 1/1/3
deploy
!
lag L30201 dynamic id 102
ports ethernet 1/1/4 ethernet 1/1/6 ethernet 1/1/28 ethernet 1/1/30 ethernet 2/1/4 ethernet 2/1/6 ethernet 2/1/28 ethernet 2/1/30
primary-port 1/1/4
deploy
!
lag NODE01 static id 1
ports ethernet 1/1/20 ethernet 1/1/44 ethernet 2/1/20 ethernet 2/1/44
primary-port 1/1/20
deploy
!
lag NODE02 static id 2
ports ethernet 1/1/21 ethernet 1/1/45 ethernet 2/1/21 ethernet 2/1/45
primary-port 1/1/21
deploy
!
lag NODE03 static id 3
ports ethernet 1/1/22 ethernet 1/1/46 ethernet 2/1/22 ethernet 2/1/46
primary-port 1/1/22
deploy
!
lag NODE04 static id 4
ports ethernet 1/1/23 ethernet 1/1/47 ethernet 2/1/23 ethernet 2/1/47
primary-port 1/1/23
deploy
!
lag NODE05 static id 5
ports ethernet 1/1/24 ethernet 1/1/48 ethernet 2/1/24 ethernet 2/1/48
primary-port 1/1/24
deploy
!
lag NODE06 static id 6
ports ethernet 1/1/19 ethernet 1/1/43 ethernet 2/1/19 ethernet 2/1/43
primary-port 1/1/19
deploy
!
lag NODE07 static id 7
ports ethernet 1/1/18 ethernet 1/1/42 ethernet 2/1/18 ethernet 2/1/42
primary-port 1/1/18
deploy
!
lag NODE08 static id 8
ports ethernet 1/1/17 ethernet 1/1/41 ethernet 2/1/17 ethernet 2/1/41
primary-port 1/1/17
deploy
!
lag NODE09 static id 9
ports ethernet 1/1/16 ethernet 1/1/40 ethernet 2/1/16 ethernet 2/1/40
primary-port 1/1/16
deploy
!
lag NODE10 static id 10
ports ethernet 1/1/15 ethernet 1/1/39 ethernet 2/1/15 ethernet 2/1/39
primary-port 1/1/15
deploy
!
lag NODE11 static id 11
ports ethernet 1/1/14 ethernet 1/1/38 ethernet 2/1/14 ethernet 2/1/38
primary-port 1/1/14
deploy
!
lag NODE12 static id 12
ports ethernet 1/1/13 ethernet 1/1/37 ethernet 2/1/13 ethernet 2/1/37
primary-port 1/1/13
deploy
!
lag NODE13 static id 13
ports ethernet 1/1/12 ethernet 1/1/36 ethernet 2/1/12 ethernet 2/1/36
primary-port 1/1/12
deploy
!
lag NODE14 static id 14
ports ethernet 1/1/11 ethernet 1/1/35 ethernet 2/1/11 ethernet 2/1/35
primary-port 1/1/11
deploy
!
lag NODE15 static id 15
ports ethernet 1/1/10 ethernet 1/1/34 ethernet 2/1/10 ethernet 2/1/34
primary-port 1/1/10
deploy
!
!
vlan 1 name DEFAULT-VLAN by port
!
vlan 11 by port
tagged ethe 1/1/1 to 1/1/48 ethe 2/1/1 to 2/1/48
router-interface ve 11
!
vlan 4093 by port
tagged ethe 1/1/1 to 1/1/48 ethe 2/1/1 to 2/1/48
router-interface ve 4093
!
!
!
mstp scope all
mstp name abc
mstp revision 1
mstp instance 0 vlan 1
mstp instance 1 vlan 4093
mstp instance 2 vlan 11
mstp instance 3 vlan 12
mstp instance 4 vlan 13
mstp admin-pt2pt-mac ethe 1/1/3 to 1/1/4
mstp admin-edge-port ethe 1/1/1 to 1/1/2 ethe 1/1/7 to 1/1/26 ethe 1/1/31 to 1/1/33 ethe 2/1/1 to 2/1/2 ethe 2/1/7 to 2/1/9 ethe 2/1/25 to 2/1/26 ethe 2/1/31 to 2/1/33
mstp start
!
!
jumbo
enable telnet password .....
enable super-user-password .....
hostname L20101
ip dhcp-client disable
ip route 0.0.0.0/0 169.254.1.211
!
logging host 169.254.129.1
logging facility local4
snmp-server community ..... ro
snmp-server host 169.254.129.1 version v2c .....
!
!
!
!
ntp
disable serve
server 169.254.129.1
!
!
hitless-failover enable
!
!
!
interface ethernet 1/1/1
dual-mode 11
!
interface ethernet 1/1/2
dual-mode 11
!
interface ethernet 1/1/3
dual-mode 11
!
interface ethernet 1/1/4
dual-mode 11
!
interface ethernet 1/1/7
dual-mode 11
!
interface ethernet 1/1/8
dual-mode 11
!
interface ethernet 1/1/9
dual-mode 11
!
interface ethernet 1/1/10
dual-mode 11
!
interface ethernet 1/1/11
dual-mode 11
!
interface ethernet 1/1/12
dual-mode 11
!
interface ethernet 1/1/13
dual-mode 11
!
interface ethernet 1/1/14
dual-mode 11
!
interface ethernet 1/1/15
dual-mode 11
!
interface ethernet 1/1/16
dual-mode 11
!
interface ethernet 1/1/17
dual-mode 11
!
interface ethernet 1/1/18
dual-mode 11
!
interface ethernet 1/1/19
dual-mode 11
!
interface ethernet 1/1/20
dual-mode 11
!
interface ethernet 1/1/21
dual-mode 11
!
interface ethernet 1/1/22
dual-mode 11
!
interface ethernet 1/1/23
dual-mode 11
!
interface ethernet 1/1/24
dual-mode 11
!
interface ethernet 1/1/25
dual-mode 11
!
interface ethernet 1/1/26
dual-mode 11
!
interface ethernet 1/1/31
dual-mode 11
!
interface ethernet 1/1/32
dual-mode 11
!
interface ethernet 1/1/33
dual-mode 11
!
interface ethernet 2/1/1
dual-mode 11
!
interface ethernet 2/1/2
dual-mode 11
!
interface ethernet 2/1/7
dual-mode 11
!
interface ethernet 2/1/8
dual-mode 11
!
interface ethernet 2/1/9
dual-mode 11
!
interface ethernet 2/1/25
dual-mode 11
!
interface ethernet 2/1/26
dual-mode 11
!
interface ethernet 2/1/31
dual-mode 11
!
interface ethernet 2/1/32
dual-mode 11
!
interface ethernet 2/1/33
dual-mode 11
!
interface ve 11
ip address 169.254.1.201 255.255.255.0
!
interface ve 4093
ip address 169.254.129.201 255.255.128.0
!
!
!
!
!
!
!
!
!
****************************************************************************
6> dm statistics
real_transition-transit-sw_reset-discards:
1-0-0-0(1/1/1) 0-0-0-0(1/1/2) 0-0-0-0(1/1/3) 0-0-0-0(1/1/4)
0-0-0-0(1/1/5) 0-0-0-0(1/1/6) 0-0-0-0(1/1/7) 1-0-0-0(1/1/8)
0-0-0-0(1/1/9) 1-0-0-0(1/1/10) 1-0-0-0(1/1/11) 0-0-0-0(1/1/12)
0-0-0-0(1/1/13) 0-0-0-0(1/1/14) 0-0-0-0(1/1/15) 0-0-0-0(1/1/16)
0-0-0-0(1/1/17) 0-0-0-0(1/1/18) 0-0-0-0(1/1/19) 1-0-0-0(1/1/20)
1-0-0-0(1/1/21) 0-0-0-0(1/1/22) 0-0-0-0(1/1/23) 0-0-0-0(1/1/24)
0-0-0-0(1/1/25) 0-0-0-0(1/1/26) 0-0-0-0(1/1/27) 0-0-0-0(1/1/28)
0-0-0-0(1/1/29) 0-0-0-0(1/1/30) 0-0-0-0(1/1/31) 0-0-0-0(1/1/32)
0-0-0-0(1/1/33) 1-0-0-0(1/1/34) 1-0-0-0(1/1/35) 0-0-0-0(1/1/36)
0-0-0-0(1/1/37) 0-0-0-0(1/1/38) 0-0-0-0(1/1/39) 0-0-0-0(1/1/40)
0-0-0-0(1/1/41) 0-0-0-0(1/1/42) 0-0-0-0(1/1/43) 1-0-0-0(1/1/44)
1-0-0-0(1/1/45) 0-0-0-0(1/1/46) 0-0-0-0(1/1/47) 0-0-0-0(1/1/48)
9-0-0-0(1/2/1) 8-0-0-0(1/2/2) 9-0-0-0(1/2/3) 4-0-0-0(1/2/4)
1-0-0-0(2/1/1) 3-0-0-0(2/1/2) 0-0-0-0(2/1/3) 0-0-0-0(2/1/4)
0-0-0-0(2/1/5) 0-0-0-0(2/1/6) 0-0-0-0(2/1/7) 1-0-0-0(2/1/8)
0-0-0-0(2/1/9) 1-0-0-0(2/1/10) 1-0-0-0(2/1/11) 0-0-0-0(2/1/12)
0-0-0-0(2/1/13) 0-0-0-0(2/1/14) 0-0-0-0(2/1/15) 0-0-0-0(2/1/16)
0-0-0-0(2/1/17) 0-0-0-0(2/1/18) 0-0-0-0(2/1/19) 1-0-0-0(2/1/20)
1-0-0-0(2/1/21) 0-0-0-0(2/1/22) 0-0-0-0(2/1/23) 0-0-0-0(2/1/24)
0-0-0-0(2/1/25) 0-0-0-0(2/1/26) 0-0-0-0(2/1/27) 0-0-0-0(2/1/28)
0-0-0-0(2/1/29) 0-0-0-0(2/1/30) 0-0-0-0(2/1/31) 0-0-0-0(2/1/32)
0-0-0-0(2/1/33) 1-0-0-0(2/1/34) 1-0-0-0(2/1/35) 0-0-0-0(2/1/36)
0-0-0-0(2/1/37) 0-0-0-0(2/1/38) 0-0-0-0(2/1/39) 0-0-0-0(2/1/40)
0-0-0-0(2/1/41) 0-0-0-0(2/1/42) 0-0-0-0(2/1/43) 1-0-0-0(2/1/44)
1-0-0-0(2/1/45) 0-0-0-0(2/1/46) 0-0-0-0(2/1/47) 0-0-0-0(2/1/48)
13-0-0-0(2/2/1) 13-0-0-0(2/2/2) 7-0-0-0(2/2/3) 25-0-0-0(2/2/4)
What is TAC case? I don't have any idea of it, and how can we open it?