# Monitoring Redundancy in Installed Hardware

#### Purpose

Display redundancy information specific to the hardware installed.

#### Action

To display redundancy information of the hardware installed, system environment information, and detailed information on the temperature status of an ERX7xx router.

    host1#show environment all
        chassis: 14 slot (id 0x3, rev. 0x0)
        fabric: 5 Gbps (rev. 1)
        fans: ok
        nvs: ok (81MB flash disk, 54% full)
        power: A ok, B not present
        AC power: A not present, B not present
        srp redundancy: none
    *** slots: cards missing or offline
            online: 6 9
            standby: 8
            offline: 2
            empty: 0 1 3 4 5 7 10 11 12 13
        line redundancy: 1 redundancy group(s)
            width 6, spare 8, primary 9
        temperature: ok
        timing: primary
            primary: internal SC oscillator (ok)
            secondary: internal SC oscillator (ok)
            tertiary: internal SC oscillator (ok)
            auto-upgrade enabled
    *** system operational: no

            processor     processor        IOA           IOA
           temperature   temperature   temperature   temperature
    slot   (10C - 70C)     status      (10C - 70C)     status
    ----   -----------   -----------   -----------   -----------
    0          31        normal            30        normal
    3          31        normal            30        normal
    5          31        normal            30        normal
    7          31        normal            30        normal
    processor temperature ranges
            below -5C is too cold
            above 80C is too hot
            low temperature warning below 10C
            high temperature warning above 70C
    IOA temperature ranges
            below -5C is too cold
            above 80C is too hot
            low temperature warning below 10C
            high temperature warning above 70C

To display redundancy information of the hardware installed, system environment information, and detailed information on the temperature status of an E320 router.

    host1#show environment all

        chassis: 17 slot (id 0x3, rev. 0x0)
        fabric: 100 Gbps (rev. 1)
        fans: fanSubsystemOk
        nvs: ok (977MB flash disk, 29% full), matches running config
        power: A ok, B not present
        srp redundancy: mode is file-system-synchronization        auto-sync
    enabled, switch-on-error enabled
    status unknown
    *** slots: cards missing or offline
    online: 0 6 13
    offline: 7
    empty: 1 2 3 4 5 11 12 14 15 16
    fabric slots: ok
    online: 6 7 8 9 10
    line redundancy: none
    line card HA:
        high availability is configured on slots:
             {0, 13}
        high availability state is active on slots:
             {0, 13}
    temperature: ok
    timing: primary
    primary: internal SC oscillator (ok)
    secondary: internal SC oscillator (ok)
    tertiary: internal SC oscillator (ok)
    auto-upgrade enabled
    fabric redundancy: ok

    *** system operational: no

                                temperature   temperature
    slot          type          (10C - 70C)     status
    ----   ------------------   -----------   -----------
    0      LM-4                     42        normal
    0/1    GE-4 IOA                 23        normal
    6      SRP-100                  32        normal
    6      SFM-100                  32        normal
    6/0    SRP IOA                  25        normal
    7      SFM-100                  30        normal
    8      SFM-100                  23        normal
    9      SFM-100                  25        normal
    10     SFM-100                  24        normal
    13     LM-4                     24        normal
    13/0   GE-4 IOA                 23        normal

    fabric temperature ranges
            below -5C is too cold
            above 79C is too hot
            low temperature warning below 10C
            high temperature warning above 70C
    processor temperature ranges
            below -5C is too cold
            above 79C is too hot
            low temperature warning below 10C
            high temperature warning above 70C
    IOA temperature ranges
            below -5C is too cold
            above 79C is too hot
            low temperature warning below 10C
            high temperature warning above 70C

#### Meaning

Table 5 lists the show environment command output fields.

Table 5: show environment Output Fields

Field Name | Field Description
--- | ---
Chassis | Number of slots, midplane identifier, and hardware revision number: 14Slot—5Gbps, 14 slot midplane midplaneId7Slot—5Gbps, 7 slot midplane midplaneIdRx1400—10Gbps ASIC compatible, 12 line module slots, 2 SRP module slots for ERX14xx models midplaneIdRx700—10Gbps ASIC compatible, 5 line module slots, 2 SRP module slots for ERX7xx models 17Slot—100 or 320 Gbps, 17-slot midplane for the E120 router 11Slot—320Gbps, 11-slot midplane for the E120 router
fabric | Capacity and hardware revision of the fabric.
fans | Status of fans.
nvs | Status and capacity of NVS and amount of space used.
power | Status of power feeds.
AC power | For ERX310 router only; status of power feeds.
srp redundancy | Availability of a redundant SRP module
slots: cards missing or offline. | Status of each slot: online standby offline empty
line redundancy | Number of redundancy groups installed: width—Number of slots the redundant midplane covers spare—Slot that contains a spare line module primary—Slot that contains the primary line module
fabric redundancy | Status of redundancy on the switch fabric on the E120 and E320 routers. Possible values: ok and none.
line card HA | Configuration details for stateful line module switchover on E120 and E320 routers high availability is configured on slots—Slot numbers of the pairs of primary and secondary line modules configured on a single chassis for stateful switchover. high availability state is active on slots—Slot numbers of the pairs of primary and secondary line modules activated for stateful switchover.
temperature | Status of the system temperature
timing | Source of the timing signal: primary—Type and status of the primary timing signal secondary—Type and status of the secondary timing signal tertiary—Type and status of the tertiary timing signal auto-upgrade—Status of the auto-upgrade parameter, which enables the system to revert to a higher-priority timing source after switching to a lower-priority timing source.
system operational | Status of the system
slot | Number of the slot in which the module resides
type | Type of module in the slot on the E120 and E320 routers
temperature | Temperature of the line module, SRP module, or SFM on the E120 and E320 routers
processor temperature | Temperature of the line module or SRP module
processor temperature status | Temperature condition of the line module: normal—Temperature is within the normal range too hot—Module is too hot; system will go into thermal protection mode if the temperature of any module exceeds 80 C too cold—Module is too cold; system will go into thermal protection mode if the temperature of any module drops below -5 C
IOA temperature | Temperature of the corresponding I/O module or IOA
IOA temperature status | Temperature condition of the corresponding I/O module or IOA: normal—Temperature is within the normal range too hot—Module is too hot; system will go into thermal protection mode if the temperature of any module exceeds 80 C too cold—Module is too cold; system will go into thermal protection mode if the temperature of any module drops below -5 C
processor temperature ranges | Temperature ranges for the line modules and SRP modules.
IOA temperature ranges | Temperature ranges for the I/O modules on ERX7xx models, ERX14xx models, and the ERX310 router or IOAs on the E120 and E320 routers.
fabric temperature ranges | Temperature ranges for the SRP modules and SFMs on the E120 and E320 routers.

#### Related Documentation

- show environment