stack Health Monitor

1.3.6.1.4.1.52.259.10.3.2.1.10

There are two kinds of hub : 12 ports need (1+ 12 + 1 + 1 + 1 + 1 +1 +1 +1) 20 bytes and 24 ports need (1+ 24 + 1 + 1 + 1 + 1 +1 +1 +1) 32 bytes The maximun size : 256 bytes (total for 8 hubs)=8 hub * (1+ 24 + 1 + 1 + 1 +1 +1 +1 +1) byte | byte256 byte255......................byte2 byte1 | bit7 bit6 ... bit1 bit0 Use the first byte of each hub to indicate whether 20 or 32 bytes is used. BYTE 1: total number ports of a hub 00001100 : 12 ports | | bit7... bit0 00011000 : 24 ports | | bit7... bit0 For 12 ports hub BYTE 2 - 13 : port status for port 1 - 12 port *BYTE 2 : port status for port 1 bit 0-4 : LED status bit 0 : link status 0 - no link; 1 - link bit 1 : partition status 0 - no part.; 1 - part. bit 2 : port operation status 0 - disabled; 1 - enabled bit 3-4 : port type status 00 - not present 01 - tenMb 10 - onehundredMb 11 - reserved bit 5-7 : reserved BYTE 14-25 :reserved BYTE 26 : Expansion Port (EP) status1 bit 0-3: EP Type 0000 - not present 0010 - Internal Switch 0011 - External 100Base-TX 0100 - External 100Base-FX(ST) 0101 - External 100Base-FX(SC) 0110 - Internal + External 100Base-TX 0111 - Internal + External 100Base-FX(ST) 1000 - Internal + External 100Base-FX(SC) 1001 - Unknown switch module 1010 - Undertermined bit 4-7: reserved BYTE 27 : Expansion Port (EP) status2 bit 0-3 : LED status bit 0 : 10M port status 0 - disable; 1 - enable bit 1 : 100M port status 0 - disable; 1 - enable bit 2 : uplink port status 0 - disable; 1 - enable bit 3 : Uplink port half/full duplex status 1 - full duplex; 0 - half duplex bit 4 : EP collision led status 0 - off; 1 - on bit 5-6 : bit 3 : tx LED status 0 - off; 1 - tx on bit 4 : rx LED status 0 - off; 1 - rx on bit 7-8 : reserved BYTE 28 : tenMb segment traffic/collision bit 0-1 : tenMb traffic LED status 00 - no traffic 01 - low traffic 10 - middle traffic 11 - high traffic bit 2-5 : tenMb collision LED status 0000 - none 0001 - 1 % 0010 - 3 % 0011 - 5 % 0100 - 10 % 0101 - >= 15 % bit 6-7 : reserved BYTE 29 : onehundredMb segment traffic/collision /Power/Switch LED status bit 0-1 : onehundredMb traffic LED status 00 - no traffic 01 - low traffic 10 - middle traffic 11 - high traffic bit 2-5 : onehundredMb collision LED status 0000 - none 0001 - 1 % 0010 - 3 % 0011 - 5 % 0100 - 10 % 0101 - >= 15 % bit 6 : Power LED 0 - OFF; 1 - ON bit 7 : Switch LED 0 - OFF; 1 - ON BYTE 30 :SNMP agent & switch status bit 0: internal switch bit 0 - not exist; 1 - exist bit 1: internal switch status 0 - inactive; 1 - active bit 2: expension switch bit 0 - bad; 1 - good bit 3: expension switch status 0 - inactive; 1 - active bit 4: agent bit 0 - not exist; 1 - exist bit 5 : master status 0 - Slave; 1 - Master bit 6 - 7 : reserved BYTE 31 : Rmon status bit 0 : rmon bit 0 - not exist; 1 - exist bit 1 - 2 :rmon segment 00 - all stack 01 - segment tenMb 10 - segment onehundredMb 11 - reserved bit 3 - 5 : RMON group Status 000 - not-present 001 - disabled 010 - Rmon-4Group 011 - Rmon-7Group 100 - Rmon-all 101 to 111 - reserved bit 6 -7 : reserved BYTE 32 : Hub Position(Hub ID)/Bus Termination bit 0 - 3 : hub position 0000 - invalid 0001 - 1 0010 - 2 0011 - 3 0100 - 4 0101 - 5 0110 - 6 0111 - 7 1000 - 8 1001 to 1111 - reserved bit 4 : termination status 0 - not end hub 1 - end hub in the stack bit 5 - 7 : reserved For 24 ports hub BYTE 2 - 25 : port status for port 1 - 24 port *BYTE 2 : port status for port 1 bit 0-4 : LED status bit 0 : link status 0 - no link; 1 - link bit 1 : partition status 0 - no part.; 1 - part. bit 2 : port operation status 0 - disabled; 1 - enabled bit 3-4 : port type status 00 - not present 01 - tenMb 10 - onehundredMb 11 - reserved bit 5-7 : reserved BYTE 26 : Expansion Port (EP) status1 bit 0-3: EP Type 0000 - not present 0010 - Internal Switch 0011 - External 100Base-TX 0100 - External 100Base-FX(ST) 0101 - External 100Base-FX(SC) 0110 - Internal + External 100Base-TX 0111 - Internal + External 100Base-FX(ST) 1000 - Internal + External 100Base-FX(SC) 1001 - Unknown switch module 1010 - Undertermined bit 4-7: reserved BYTE 27 : Expansion Port (EP) status2 bit 0-3 : LED status bit 0 : 10M port status 0 - disable; 1 - enable bit 1 : 100M port status 0 - disable; 1 - enable bit 2 : uplink port status 0 - disable; 1 - enable bit 3 : Uplink port half/full duplex status 1 - full duplex; 0 - half duplex bit 4 : EP collision led status 0 - off; 1 - on bit 5-6 : bit 3 : tx LED status 0 - off; 1 - tx on bit 4 : rx LED status 0 - off; 1 - rx on bit 7-8 : reserved BYTE 28 : tenMb segment traffic/collision bit 0-1 : tenMb traffic LED status 00 - no traffic 01 - low traffic 10 - middle traffic 11 - high traffic bit 2-5 : tenMb collision LED status 0000 - none 0001 - 1 % 0010 - 3 % 0011 - 5 % 0100 - 10 % 0101 - >= 15 % bit 6-7 : reserved BYTE 29 : onehundredMb segment traffic/collision /Power/Switch LED status bit 0-1 : onehundredMb traffic LED status 00 - no traffic 01 - low traffic 10 - middle traffic 11 - high traffic bit 2-5 : onehundredMb collision LED status 0000 - none 0001 - 1 % 0010 - 3 % 0011 - 5 % 0100 - 10 % 0101 - >= 15 % bit 6 : Power LED 0 - OFF; 1 - ON bit 7 : Switch LED 0 - OFF; 1 - ON BYTE 30 :SNMP agent & switch status bit 0: internal switch bit 0 - not exist; 1 - exist bit 1: internal switch status 0 - inactive; 1 - active bit 2: expension switch bit 0 - bad; 1 - good bit 3: expension switch status 0 - inactive; 1 - active bit 4: agent bit 0 - not exist; 1 - exist bit 5 : master status 0 - Slave; 1 - Master bit 6 - 7 : reserved BYTE 31 : Rmon status bit 0 : rmon bit 0 - not exist; 1 - exist bit 1 - 2 :rmon segment 00 - all stack 01 - segment tenMb 10 - segment onehundredMb 11 - reserved bit 3 - 5 : RMON group Status 000 - not-present 001 - disabled 010 - Rmon-4Group 011 - Rmon-7Group 100 - Rmon-all 101 to 111 - reserved bit 6 -7 : reserved BYTE 32 : Hub Position(Hub ID)/Bus Termination bit 0 - 3 : hub position 0000 - invalid 0001 - 1 0010 - 2 0011 - 3 0100 - 4 0101 - 5 0110 - 6 0111 - 7 1000 - 8 1001 to 1111 - reserved bit 4 : termination status 0 - not end hub 1 - end hub in the stack bit 5 - 7 : reserved