Installation manual

3-163
SIGNAMAX LLC • www.signamax.eu
- Maximum: 30
Configuration Settings for RSTP
The following attributes apply to both RSTP and MSTP:
• Path Cost Method – The path cost is used to determine the best path between devices.
The path cost method is used to determine the range of values that can be assigned to
each interface.
- Long: Specifies 32-bit based values that range from 1-200,000,000.
(This is the default.)
- Short: Specifies 16-bit based values that range from 1-65535.
• Transmission Limit – The maximum transmission rate for BPDUs is specified by
setting the minimum interval between the transmission of consecutive protocol
messages. (Range: 1-10; Default: 3)
Configuration Settings for MSTP
• Max Instance Numbers – The maximum number of MSTP instances to which this
switch can be assigned.
• Configuration Digest – An MD5 signature key that contains the VLAN ID to MST ID
mapping table. In other words, this key is a mapping of all VLANs to the CIST.
• Region Revision
12
– The revision for this MSTI. (Range: 0-65535; Default: 0)
• Region Name
12
– The name for this MSTI. (Maximum length: 32 characters; switch’s
MAC address)
• Max Hop Count – The maximum number of hops allowed in the MST region before a
BPDU is discarded. (Range: 1-40; Default: 20)
12. The MST name and revision number are both required to uniquely identify an MST region.