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network_stuff:arista:arista [2025/08/03 11:54] jotasandokunetwork_stuff:arista:arista [2025/10/04 20:42] (current) – [decoding the model code] jotasandoku
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-====== arista switch cheat-sheet ======+** SWITCHES LINES **
  
   * **7050X3** - 48 x 25 G SFP28 + 8 x 100 G QSFP   * **7050X3** - 48 x 25 G SFP28 + 8 x 100 G QSFP
     * role: leaf / top-of-rack for dense 25 G servers and 100 G uplinks     * role: leaf / top-of-rack for dense 25 G servers and 100 G uplinks
-    * asic: Broadcom Trident3  :contentReference[oaicite:0]{index=0}+    * asic: Broadcom Trident3
  
   * **7060X5** - 32 x 400 G QSFP-DD (break-outs up to 2 x 800 G)   * **7060X5** - 32 x 400 G QSFP-DD (break-outs up to 2 x 800 G)
     * role: 400 / 800 G spine for AI-ML clusters and hyperscale clouds     * role: 400 / 800 G spine for AI-ML clusters and hyperscale clouds
-    * asic: Broadcom Tomahawk5  :contentReference[oaicite:1]{index=1}+    * asic: Broadcom Tomahawk5
  
   * **7060X4** - 32 x 400 G QSFP-DD   * **7060X4** - 32 x 400 G QSFP-DD
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   * **7130** - layer-1 matrix, 4 ns port-to-port, FPGA options   * **7130** - layer-1 matrix, 4 ns port-to-port, FPGA options
     * role: ultra-low-latency taps, matrix switches, time stamping     * role: ultra-low-latency taps, matrix switches, time stamping
-    * asic: Xilinx UltraScale+ FPGA cross-point  :contentReference[oaicite:2]{index=2}+    * asic: Xilinx UltraScale+ FPGA cross-point
  
   * **7150** - ~350 ns L2/L3 forwarding   * **7150** - ~350 ns L2/L3 forwarding
     * role: high-frequency trading leaf or edge     * role: high-frequency trading leaf or edge
-    * asic: Intel (Fulcrum) Alta FM6000  :contentReference[oaicite:3]{index=3}+    * asic: Intel (Fulcrum) Alta FM6000
  
   * **7160-48TC6** - 48 x 10GBASE-T + 6 x 100 G QSFP   * **7160-48TC6** - 48 x 10GBASE-T + 6 x 100 G QSFP
     * role: high-density 10 G leaf or campus aggregation     * role: high-density 10 G leaf or campus aggregation
-    * asic: Broadcom Trident3 with AlgoMatch  :contentReference[oaicite:4]{index=4}+    * asic: Broadcom Trident3 with AlgoMatch
  
   * **7170** - 32 / 64 x 100 G QSFP with P4-programmable pipeline   * **7170** - 32 / 64 x 100 G QSFP with P4-programmable pipeline
     * role: telemetry, service chaining, packet engineering     * role: telemetry, service chaining, packet engineering
-    * asic: Intel Barefoot Tofino  :contentReference[oaicite:5]{index=5}+    * asic: Intel Barefoot Tofino
  
   * **7280R3** - 32 x 100 G QSFP (deep buffer)   * **7280R3** - 32 x 100 G QSFP (deep buffer)
     * role: universal leaf / edge router with internet-scale tables     * role: universal leaf / edge router with internet-scale tables
-    * asic: Broadcom Jericho2  :contentReference[oaicite:6]{index=6}+    * asic: Broadcom Jericho2
  
   * **7508R3** - modular, up to 288 x 400 G OSFP or QSFP-DD   * **7508R3** - modular, up to 288 x 400 G OSFP or QSFP-DD
     * role: universal spine or data-centre core up to 230 Tbps     * role: universal spine or data-centre core up to 230 Tbps
-    * asic: Broadcom Jericho2C+  :contentReference[oaicite:7]{index=7}+    * asic: Broadcom Jericho2C+
  
 ===== decoding the model code ===== ===== decoding the model code =====
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     * R3 - third hardware generation       * R3 - third hardware generation  
  
-  * **RCM** in the docs is not a port at all. It’s the *Regulatory Compliance Mark* used in Australia and New Zealand to show the kit meets local safety and EMC rules.  :contentReference[oaicite:8]{index=8} 
  
- +----
----+
  
  
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 === LAYER 1 SWITCHING === === LAYER 1 SWITCHING ===
 [[https://chatgpt.com/s/dr_68270c44fb0c81919fd19c5ff7fbc074|External Link]] [[https://chatgpt.com/s/dr_68270c44fb0c81919fd19c5ff7fbc074|External Link]]
 +
 +
 +----
 +
 +=== configuration replace ===
 +
 +
 +  scp new.cfg admin@SW1:/mnt/flash/new.cfg    ! scp the new config to the switch
 +  ! ssh to the switch
 +  dir flash:    ! check new.cfg is there
 +  copy running-config flash:prechange.cfg    ! make a checkpoint (golden backup of current running)
 +  wr
 +  reload in 10    ! failsafe
 +  configure replace flash:new.cfg    ! do the config replace
 +  !
 +  ! wait until 9 mins to be sure not locked out due to routing reconverging down thee line!
 +  reload cancel    ! if all looks good, cancel the reload
 +  ! configure replace flash:prechange.cfg      only if you need to roll back, restore the checkpoint
network_stuff/arista/arista.1754222069.txt.gz · Last modified: by jotasandoku