I am trying to configure spanning-tree mode MST on a 3845 with an intergrated switch module. However, it will not accept the command. What am I missing?
The hardware configuration of the router is listed below.
STL260LL-AJ19RTR6 uptime is 24 weeks, 1 day, 18 hours, 18 minutes
System returned to ROM by power-on
System image file is "flash:c3845-advipservicesk9-mz.124-5b.bin"
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Cisco 3845 (revision 1.0) with 483328K/40960K bytes of memory.
Processor board ID FTX0921C0JD
4 FastEthernet interfaces
2 Gigabit Ethernet interfaces
4 Channelized T1/PRI ports
2 Channelized (E1 or T1)/PRI ports
2 Virtual Private Network (VPN) Modules
DRAM configuration is 64 bits wide with parity enabled.
479K bytes of NVRAM.
250880K bytes of ATA System CompactFlash (Read/Write)
Configuration register is 0x2102